Top 5 Udemy Courses to Learn Maven in 2025 - Best of Lot

The Apache Maven or commonly known as just "Maven," is an essential tool for Java Programmers. It allows you to build your project, manage dependencies, generate documentation, and a lot more. I can vouch for Maven's usefulness because I have come from the pre-Maven world of Software development, where you need to manage all the JAR files required by your project. It may seem easy to you that just download the JAR file but it's not so easy in practice.  For example, you added a new library in your project say Spring framework which also needs log4j but you thought log4j is already there so you didn't do anything, only to realize that your application is not starting anymore and throwing long and convoluted errors. 

Top 5 Udemy Courses to become Full stack Java Developer in 2025 - Best of Lot

Hello guys, If you want to become a full-stack Java developer in 2025 but are not sure what path you should take and how to get there, then you have come to the right place. In this article, I'll share some online training courses you can choose to become a full-stack Java developer. The demand for a full-stack Java developer is very high because Java is the #1 programming language for backend and server-side development. Frameworks like Spring Boot and Spring Cloud are also leading the Microservice architecture development, which is better suited for deployment in Cloud platforms like AWS, Azure, and Google Cloud Platform.

Top 5 Udemy Online Courses to Learn Deep Learning in 2025 - Best of Lot

Learning Deep learning in-depth? Sounds recursive? No? It is, indeed. There is no doubt that Machine Learning is a tough subject, and in-depth knowledge, in particular, requires a lot of maths and complex terminology and is very tough to master. How do you learn it better if the subject matter is that tough? Choose a course that can explain this complex topic in simple words. We are actually blessed that we have many excellent instructors like Andrew Ng, Jeremey Howard, and Kirill Eremenko on Udemy, who are not just experts in deep learning but also excellent instructors and teachers.

Top 5 Free Udemy Courses to Learn Golang/Go Programming for Beginners in 2025 - Best of Lot

Hello guys, if you want to learn the Go programming language or Golang programming language, one of the darling language of emerging tech companies like Byte Dance (the company behind TikTok) and one that has come from Google and looking for the best resources like books, tutorials, and online courses then you have come to the right place. Earlier, I have shared the best Golang courses from Udemy, Pluralsight, and Coursera but a lot of you asked for free online courses to learn Golang so that you can start learning this in-demand programming language without any cost barrier. I heard that and I looked for the best free courses I can find on the internet to learn Golang and this article is the result of that. 

Top 5 Udemy Courses to Learn Spring Batch for Java developers in 2025 - Best of Lot

Good day, folks! Many of my readers asked about a similar list of free courses to study Spring Framework like Core Spring, Spring MVC, Spring Security, and Spring Boot after I released my list of Top 5 courses to learn Spring and Hibernate. To respond to that request, I already shared the 5 best Spring Boot courses, and today I'm going to give free Spring batch courses. I've developed a list of some of the top online free courses for learning Spring batch from the ground up, at your own speed.

Top 5 Udemy Courses to learn Elasticsearch, Kibana, and Logstash in 2025 - Best of Lot

If you are someone who is running an application or planning to run an application that has a complex search/store functionality and is mainly based on the text? You are surely on the right page! Let's understand what Elasticsearch is?. Elasticsearch is an open-source full-text search and analytics engine that is extremely scalable. It enables you to swiftly store, explore, and analyze large amounts of data in near real-time.  It's typically employed as the underpinning engine/technology for applications with advanced search functionality and needs.

Top 5 Udemy Courses for AWS Certified Machine Learning Specialty exam (MLS-C01) Exam in 2025 - Best of Lot

First things first. What exactly is the AWS Machine Learning Specialty?  It is a certification that helps organizations and businesses identify and develop talent with critical skills for implementing cloud initiatives. If you clear the AWS Certified Machine Learning Specialty exam, it means that you are an expert in building, training, tuning, and deploying machine learning models on AWS. The AWS Certified Machine Learning Specialty exam is meant for individuals who perform a development or data science role and have more than one year of experience developing, architecting, or running machine learning workloads, in the AWS cloud. 

Top 6 Udemy Courses to Learn AWS Lambda and Server less Framework in 2025 - Best of Lot

Hello guys, you might have heard about the Serverless architecture and AWS Lambda function as more and more software developers are talking about. AWS Lambda is an event-driven, serverless computing platform provided by Amazon as a part of Amazon Web Services. There is another serverless computing platform like Microsoft Azure that has Azure functions and GCP also has Cloud Functions. With Serverless frameworks like AWS Lambda or Azure Functions, a developer can write scalable, fault-tolerant code that runs in the cloud without provisioning or managing servers. I mean, you don't need to get an EC2 instance or a virtual machine to run your app. 

Top 6 Udemy Courses to learn Gatsby.js Framework in 2025 - Best of Lot

Hello guys, if you want to learn Gatsby and looking for the best online courses to learn Gatsby, then you have come to the right place. In the past, I have shared the best React courses, and best Angular Courses, and today, I will share the best Gatsby online courses for beginners. The Gatsby.js has become significantly popular in recent years. It is a react-based static site generator powered by GraphQL and is quite popular to develop static websites that don't require a traditional backend. Instead, these site uses APIs and CDN to deliver content to browser and mobile applications. 

Top 6 Udemy Courses to learn GitLab CI/CD for Beginners in 2025 - Best of Lot

There are tons of tools in the DevOps world that address different phases of DevOps like create, package, deploy, secure, monitor, etc., but Gitlab does all of them, which is why GitLab is gaining a lot of Traction. Companies like Goldman Sachs, NVIDIA, SIEMENS are using GitLab to create an end-to-end DevOps platform. You can do source code management like Github, CI/CD like Jenkins and TeamCity, Configure infrastructure like Ansible and Puppet, and much more. If you are aiming to become a DevOps Engineer in 2025, then learning GitLab could be a game-changer as there are not many people with GitLab experience, and there is a great demand for IT professionals with GitLab skills. 

Top 5 Udemy Courses to Learn Puppet in 2025 - Best of Lot

Hello guys, If you are interested in DevOps, you might have heard about Puppet, one of the most popular infrastructure automation tools. If you want to learn Puppet and looking for the best Puppet courses, then you have come to both the right places. Earlier, I have shared the best DevOps courses, and today, I am going to share the 5 best Puppet courses you can join to learn this useful DevOps tool. It is no surprise that automation and orchestration make life very easy, be it a small organization or a large-scale industry that houses hundreds of servers. Puppet plays an important role in infrastructure automation, such as creating and configuring application servers.

Top 5 Udemy Courses to become a Salesforce Developer in 2025 - Best of Lot

Hello folks, if you want to become a Salesforce developer and look for the best online training courses, you have come to the right place. Salesforce is customer relationship management used by companies to organize their works and keep the workflow up. Still, it is also a vast platform developer can use to create apps, develop them, customize them, and deploy them on a server. Salesforce has launched many certification programs for these purposes that allow you to learn how this platform works and how to use it, such as the Salesforce Platform App Builder and the Salesforce Administrator, and the Salesforce Development Training, which is required to become a Salesforce developer.

Top 5 Udemy Courses to Crack Certified Kubernetes Application Developer (CKAD) Exam in 2025 - Best of Lot

Hello guys, if you are preparing for Kubernetes Application developer certification or want to become a Certified Kubernetes Application developer (CKAD) and looking for the best online courses to prepare for this certification, then you have come to the right place. Earlier, I have shared the best courses to learn Kubernetes, Docker, and CKA courses. Today, I will share the best online courses to crack the Kubernetes Developer certification, also known as the CKAD. These are the best and most affordable online courses from Udemy, Pluralsight, and Whizlabs and help you prepare for crucial exam topics tested during the certification exam. Remember this is a hands-on exam, and you need solid experience and knowledge to pass this Kubernetes Developer certification.

Top 5 Udemy Courses to Learn React Native for Beginners in 2025 - Best of Lot

If you are a web developer who wants to go into the massive world of mobile app development but don't want to spend time learning Java or Kotlin for Android development or Objective C or Swift for iOS development, React Native could be an excellent tool for you. React Native is an extension of React, a popular JavaScript framework to develop web applications, which allows you to build native Android and iOS applications in JavaScript. Unlike Ionic and Cordova, which promotes write once run everywhere but doesn't offer you to create a native app, React Native does convert your code into native code, especially for GUI.

Top 5 Udemy Courses to Learn Hadoop and Big Data in 2025 - Best of Lot

If you are learning Big Data and want to explore the Hadoop framework and looking for some excellent courses, then you have come to the right place. In this article, I am going to share some of the best Hadoop courses to learn Hadoop in depth. In the last couple of articles, I have shared some Big Data and Apache Spark resources, which are well received by my readers. After that, a couple of my readers emailed me and asked about some Hadoop resources, like books, tutorials, and courses, which they can use to learn Hadoop better. This is the first article in the series on Hadoop; I am going to share a lot more about Hadoop and some excellent resources in the coming month, like books and tutorials.

Top 5 Udemy Courses to learn Oracle Database and PL/SQL in 2025 - Best of Lot

Hello folks, f you have been thinking of learning Oracle and PL/SQL in 2025 and looking for the best online resources like books, courses, and tutorials, then you have come to the right place. Earlier, I shared the best Oracle books and free courses to learn Oracle Database, and in this article, I will share the 5 best online training courses to learn Oracle database and PL/SQL. These are the courses from sites like Udemy and Pluralsight and created by expert trainers and DBAs who have in-depth knowledge of Oracle and PL/SQL, and you can use them to learn Oracle from scratch or level up your Oracle and PL/SQL Skills. 

Top 5 Udemy Courses to Crack Certified Kubernetes Administrator Exam (CKA) in 2025 - Best of Lot

Hello guys, if you are preparing for Kubernetes Administrator certification and looking for the best online courses to start with, then you have come to the right place. In the past, I have shared the best courses to learn Kubernetes and Docker. In this article, I will share the best online courses to prepare for the prestigious Certified Kubernetes Administrator (CKA) exam. There is a lot of demand for skilled Kubernetes administrators to manage cloud environments and Kubernetes clusters, and this exam aims to produce experienced Kubernetes developers and administrators.

Top 5 Udemy Courses and Practice Tests for CompTIA IT Fundamentals (ITF+) Certification Courses in 2025 - Best of Lot

Hello guys, if you are preparing for the CompTIA I.T. Fundamentals certification exam and looking for the best online courses, then you have come to the right place. N the past, I have shared the best online practices to pass CompTIA certifications like CompTIA A+, Cloud+, Linux+, and Security+  exams. In this article, I will share the best courses practices tests to pass the CompTIA I.T. Fundamentals certification. This is one of the best certifications for people who want to start their careers. You will learn essential I.T. skills and computer science concepts and gain certification to showcase your skills. 

Top 5 Free Udemy Courses to learn Oracle Database and SQL Online in 2025 - Best of Lot

Hello guys, if you want to learn Oracle SQL and look for free online courses, you have come to the right place. Earlier, I shared the best SQL and Database courses and books, and today, I will share free Oracle SQL courses for beginners. These are free courses from Udemy, Pluralsight, Coursera, and other reputed online learning websites. They are made accessible for education and learning purposes.  Thousands of people have already joined this course, and you can also do the same and learn Oracle SQL from the comfort of your home or office. 

Top 10 Free Educative.io Courses to Learn Java, Python, and JavaScript in 2025 [Text Based] [UPDATED]

Hello guys, if you are looking for text-based, interactive free courses to learn in-demand skills like Python, Java, C++, and JavaScript, then you have come to the right place. Earlier, I have shared the best courses to learn Python, Java, C++, and JavaScript, and today, I am going to share some great, free, online text-based interactive courses to learn Java, Python, C, C++, JavaScript, R, Scala, and Web Development from Educative. If you don't know, Educative is a new platform for learning online. Unlike traditional video course platforms like Udemy or Pluralsight, they provide Interactive Courses for Software Developers.

Top 5 Udemy Courses to learn Bootstrap CSS Framework for Beginners in 2025 - Best of Lot

Hello guys, If you are doing web design and want to learn Bootstrap to become a better web designer, you have come to the right place. In the past, I have shared the best courses to learn HTML, CSS, JavaScript, and Web Development, and today, I'll share the best online courses to learn Bootstrap in 2025. Bootstrap is one of the most popular CSS Frameworks in the world. Is it meant for developing responsive and mobile-first websites? This is the reason why in the last couple of years, it has grown a lot in popularity, and it’s one of the essential tools for both web designers and front-end developers. In fact, full-stack Developers can also learn Bootstrap to get a feeling for design and become truly full-stack developers.

Top 5 Udemy Courses to learn Software Development SDLC Process in 2025 - Best of Lot

Hello folks, the Software development lifecycle is an essential skill for any programmer, developer, project manager, tech lead, team lead, or scrum master. If you want to learn SDLC and look for the best online courses, you have come to the right place. In the past, I have shared the best courses to learn OOP design and Software architecture, and in this article, I will share the best online training courses to learn Software Development processes. Any development team needs to follow some pre-defined roles called the software development life cycle to create any product ranging from website software or a web application. The requirement was set by the customer and needed to be followed by the development team.

Top 5 Udemy Courses to learn Natural Language Processing (NLP) in 2025 - Best of Lot

Hello guys, if you want to learn Natural Language Processing or NLP in 2025 and looking for the best online courses to learn NLP then you have come to the right place. In the past, I have shared the best courses to learn data science, machine learning, computer vision, and deep learning, and today, I am going to share the best courses to learn Natural language processing, one of the most useful branches of machine learning. These online courses have been created by experts and thousands of developers have already joined this course to learn Natural Language Processing skills and advance in their careers. You can also do the same too. 

Top 5 Udemy Courses to Learn Unity for Game Development in 2025 - Best of Lot

Hello guys, if you are thinking to learn Game development in 2025 then learning Unity can be a great choice. If you don't know, Unity is a powerful game engine that allows you to build both 2D and 3D games for PC, Mac, and Console. Many popular games of the last decade, like Temple Run Trilogy, Rust, Wasteland 2, Pokemon Go, and Angry Birds 2, were built using the Unity game engine. Unity is also a cross-platform game engine, which means you can create games for multiple platforms like Android, iOS, macOS, PC, Linux, and even popular gaming consoles like Xbox, among others. Unity Game engine also allows you to create both 2D and 3D games and provides several useful features to make your game truly amazing.

Top 5 Udemy and Coursera Courses to Learn Statistics for Data Science and Deep Learning in 2025 - Best of Lot

One of the main challenges for programmers learning Data Science and Machine learning is the amount of Mathematics involved in it, particularly in deep learning and neural network training. When I first started exploring deep learning, Maths came as an obstacle. Even though I was an excellent Maths student in my college, I still lack behind in Statistics, Probability, and Calculus involved while learning Data Science, and that's why I decided to refresh my knowledge and re-learn Statistics and Maths for Data Science. We also live in a world of Big data, and someone needs to make sense of all this data, and that's a demand for Data scientists is growing, but it's not a natural field to jump in. Most of the Data scientists I have met hold a Ph.D. and really good at their Maths and Statistics skills.

Top 5 Udemy Courses to Learn R Programming Language in 2025 - Best of Lot

Hello guys, if you are interested in Data Science, Machine Learning, and Statistics then you may have come across the R programming language, one of the best programming languages for those jobs. R is not just a programming language but a whole set of tools and environments created for working with statistical computing and graphics. If you want to learn R programming and looking for the best online training courses, classes, and tutorials then you have come to the right place. In the past, I have shared free courses to learn R and in this article, you will find the best R programming courses from Udemy, Coursera, and edX which you can join to learn R programming language for Data Science and Statistics. The list includes both free and paid courses. 

Top 6 Udemy Courses to Learn Computer Science Fundamentals in 2025 - Best of Lot

Hello guys, if you want to learn Computer Science fundamentals and look for the best resources like online courses and books, you have come to the right place. Earlier, I have shared the best courses to learn data structure and algorithms and in this article, I am going to share the best courses to learn Computer Science fundamentals. These are the best online courses a beginner can join to learn Computer Science basics. They are created by experts and trusted by thousands of people who have already joined these courses in platforms like Udemy,, Coursera, and edX. You can also do the same and improve your knowledge of Computer Science fundamentals to boost your career. 

Top 5 Udemy Courses to learn CSS [Cascading Style Sheet] in Depth in 2025 - Best of Lot

Hello guys, if you are learning CSS or want to learn CSS and looking for the best online courses then you have come to the right place. Earlier, I have shared the best courses to learn HTML, JavaScript, Angular, React, and Nodejs, and today, I am going to share the best CSS Courses for beginners. These are the best online courses from sites like Udemy and Coursera which you can join to learn CSS, one of the essential skills to become a web designer and web developer. These courses have been created by experts like Maximilian Schwarzmüller, who have taught more than a million people web development. You can also join one of these top CSS courses to learn CSS from scratch in 2025.

Top 5 Free Udemy Courses to learn Linux and Ubuntu in 2025 - Best of Lot

Hello guys, if you want to learn Linux and Ubuntu Operating system in 2025 and looking for the best resources like books, online courses, and tutorials then you have come to the right place. Earlier, I have shared the best Kali Linux courses, websites, and books and in this article, I am going to share free online courses to learn both Ubuntu and Linux online. Ubuntu is without a doubt one of the most widely used operating systems for server-side applications. Except for a number of Java apps that run on Windows as a service, I've seen practically all Java applications run on Linux. 

Top 10 Udemy Courses to Learn Blender for 3D Modeling in 2025 - Best of Lot

Hello guys, if you want to learn Blender and 3D modeling in 2025 and looking for the best blender and 3D modeling online courses and other learning resources then you have come to the right place. In the past, I have shared the best courses to learn Unity game engine and Unreal engine courses and in this article, I am going to share the best online courses to learn Blender and 3D modeling in 2025. When you watch some animated movies and you see the gorgeous design of the 3D character you may be wondering about how they design them and what that process is called. Well, it knows as 3D modeling which is a process that makes the computer create a 3D representation of those characters or any shape you see that is 3D, like homes cars the environment, and so on.

Top 5 Udemy Courses to Learn Dart and Flutter for Beginners in 2025 - Best of Lot

If you have been following tech development then you know may know that Dart is another programming language created by Google.  Along with Golang, Angular, and Flutter, Dart is also incorporates best practices from existing platforms and tries to minimize the friction. Dart was originally launched in 2011 but it really picked up lately.  The last few years have seen a phenomenal rise in Dart programming language, mainly because of Flutter, a popular framework from Google for developing cross-platform native mobile applications for Android and iOS platforms. Dart is also one of the most loved programming languages on the StackOverFlow survey and is designed for Developer productivity. It is somewhere between Java and JavaScript.

Top 5 Free Udemy Courses to Learn Apache Kafka for Beginners in 2025 - Best of Lot

With the new year approaching soon, many of us will be excited about it, as a new year means a new beginning. For that beginning, some of us have planned some objectives like working on our physique, learning some new language, learning a demanding skill to boost our career, or beginning our professional career with some greatly advancing opportunities. Here, I am presenting you, a very demanding skill with which many of you are familiar. Apache Kafka, the modern-day advanced analytics chatting service used by big organizations like Uber, Airbnb & much more to handle thousands of conversations routinely. It's also one of the essential skills for Java developers and I have included in my list 22 tech skills for Java developers. 

Top 5 Udemy Courses to Learn Apache Spark in 2025 - Best of Lot

Hello friends, we are here again today for another exciting topic to discuss. But, today we are not gonna discuss something which is related to Java or any other language or spring boot. Today we are gonna discuss something which is immensely practical and has the potential to land you very high paying jobs. Today we are gonna take a look at the best available Apache Spark courses online. Apache Spark is one of the most popular Big Data Framework and powering many companies Big Data processing. Earlier, I have shared the best courses to learn Hadoop and Big Data and many of you asked to share the best courses on Apache Spark so here we are with the best online courses to learn Apache Spark. 

Top 5 Free Udemy Courses to Learn Microsoft SQL Server and T-SQL in 2025 - Best of Lot

Hello there, welcome to my blog. The Microsoft SQL Server is not just one of the popular database solutions but also one of the most complicated software offerings from Microsoft. It requires you to have a foundation in networks, databases, and programming. This wide range of skills is often challenging to obtain without rigorous learning and years of hands-on experience. Since it's difficult to learn and master the demand for expert SQL Server DBAs and Programmers is always high, particularly in the banking sectors. I know many of my friends in London and all around the world become SQL Server DBAs after starting as a programmer just to work on those big banks and earn very high salaries.

Top 5 Free Udemy Courses to Learn iOS App Development for Beginners in 2025 - Best of Lot

If you are thinking to learn iOS App development like developing games and applications for Apple's iOS devices like iPhone and iPad and looking for some free courses then you have come to the right place. In this article, I am going to share five free courses to learn iOS App Development and become the iOS developer you always wanted to be. This is the third article in my series of articles about learning iOS and venturing into app development using Swift. In my previous article, I have shared some of the best-paid courses to learn iOS development you can take to become an iOS developer this year and some free courses to learn Swift Programming language, Apple's own language to create iOS applications.

Top 6 Free Udemy Game Development Courses for Java and Unity Developers in 2025 - Best of Lot

If you are a programmer with a passion for game development or a computer science graduate who wants to become a Game Developer for the console, Android, or iOS device and looking for some excellent courses to start with, then you have come to the right place. In this article, I am going to share some of the best Game Development courses which are entirely free using Unity, Corona, and LibGDX, three of the most popular game engines for Programmers and Game Developers. While LibGDX is Java-based and Unity is C# based but probably the most popular game engine at this moment. 

Top 6 Udemy Courses to Learn Code Refactoring for Experienced Java Programmers in 2025 - Best of Lot

Hello guys, if you want to improve your coding skills, learn to refactor and other coding best practices,  and look for the best online courses to improve your coding skills, refactoring, and other best practices, then you have come to the right place. Earlier, I shared the best design pattern courses and best Data Structure and Algorithms courses, and today, I will share the best online courses you can join to improve your coding and programming skills. Coding skill is one of the most important differentiators when it comes to getting a programming job. It's simple, if you can't code, you can't go up the ladder, and you can't get better jobs. 

Top 5 Udemy Courses & Practice Tests to Crack CompTIA Security+ Certification (SY0–601) in 2025 - Best of Lot

Hello guys, the CompTIA Security+ certification is aimed to be for people who are beginner in security but at least have some fundamentals in IT in general and you will learn some fundamentals in  Cyber Security such as SQL injection, malware, zero-day vulnerabilities, and much more. If you are preparing for CompTIA Security + Certification and looking for the best online training course to boost your preparation then you have come to the right place. In the past, I have shared the best Cyber Security courses, best Ethical Hacking courses, CompTIA A+ Courses, Cloud+ Courses, and today, I will share the best online courses to crack the CompTIA Security+ certification. These courses have been prepared by experts and trusted by thousands of candidates preparing for this prestigious exam.

Top 5 Udemy Courses to Learn Swagger or Open API for Beginners in 2025 - Best of Lot

 Hello guys, if you want to learn Swagger and looking for the best online courses then you have come to the right place. In the past, I have shared the best REST API courses as well best Postman courses, one of the best tools to test REST API and in this article, I am going to share the best online courses to learn Swagger in 2025. I have curated this list from my favorite online learning platform like Udemy, Pluralsight,  and Coursera and they are suitable for both beginners and intermediate developers who want to master the Swagger tool. But before we jump into these courses Let us start with the simple stuff first. What exactly is Swagger and Open API?

Top 5 Udemy Courses to Learn REST Assured for Testing in 2025 - Best of Lot

Hello guys, if you want to learn REST Assured tool for testing your API and RESTful Web services and looking for the best online courses to learn REST Assured then you have come to the right place. In the past, I have shared the best online courses to learn various REST API development tools like Postman, SoapUI, and Selenium, and today, I am going to share the best REST Assured courses to learn this useful tool in 2025. These are the best resource I can find to learn REST assured, particularly when it comes to choosing online courses and they are from popular online platforms like Udemy and Pluralsight. You can join one or two of these courses to master this excellent tool to automate your REST API Testing.

Top 5 Udemy Courses to Learn API Development (REST, SOAP, Web) in 2025 - Best of Lot

Hello guys, if you want to learn API development and looking for the best resources like online courses, training classes, and tutorials then you have come to the right place. Earlier, I have shared the best courses to learn Spring and RESTful web services and in this article, I am going to share online courses to learn API development. Application Programming Interface, commonly known as API is used as a source of communication between applications. By using API, features, or services of an application can be used in another application. API development has become an integral part of modern application development. Today, a full-fledged application is incomplete without APIs.

Top 5 Udemy Courses to Learn SoapUI REST Testing tool in 2025 - Best of Lot

Hello friends, if you want to learn SoapUI a looking for the best resources like online courses and books then you have come to the right place. In the past, I have shared the best books and courses to learn RESTful Web Services, both REST and SOAP, and today we are gonna take a look at the best available SoapUI courses online. If you have developed any public or private API then you may have faced challenges about testing your API, both pre and post-release as well as automating common test scenarios. While there are a lot tool tools like Postman, RESTAsssured, and a few others, SoapUI is one of the best tools for testing APIs and automating tests cases. 

Top 5 Free Udemy Cyber Security Courses for Beginners to Learn in 2025 - Best of Lot

Hello guys, if you want to learn Cyber Security and start your career as a Security expert or just want to improve your knowledge about Cyber Security, Information Security, Web Security, and Computer Security then you have come to the right place. Earlier, I have shared the best Cyber Security Courses and best Web Security courses and in this article, I am going to share free online courses to learn Cyber Security, This is in line with your demand as many people asked me to share free courses for Cyber Security when I shared the best-paid courses. So, here we go, In this article, I have compiled free Cyber Security courses from Udemy, Coursera, and edX and they are absolutely free to learn and join. 

Top 5 Udemy Courses to Learn Elixir and Phoenix for Beginners in 2025 - Best of Lot

Hello guys, if you want to learn a powerful functional programming language in 2025 and looking for the best resources like online courses and tutorials then you have come to the right place. Earlier, I have shared the best Scala courses and best courses to learn Erlang, two of the most popular and powerful Functional programming languages and in this article, I am going to share the 5 best courses to learn the Elixir programming language, another powerful Functional Programming language for developers. Along the way, I will also mention the best courses to learn from Phoenix. But before that,  Let us clear the air first. What exactly are Elixir and Phoenix? Elixir is basically a functional programming language that is based on the Erlang programming language. And Phoenix is a web framework written in the Elixir language.

Top 5 Udemy Courses to Learn Kibana for Beginners in 2025 - Best of Lot

If you know anything about monitoring and data visualization, you will surely know what Kibana is. Kibana is an open-source data analytics and visualization platform that you can use to gain better insights into your data. Data visualization is the process by which users can detect a pattern or monitor the environment and take actions with regard to your data. It has become one of the most sought-after skills in the world of Big Data. And Kibana allows you to visualize and explore all the log data collected in Elasticsearch Clusters.

Top 5 Udemy Courses to Learn Erlang for Beginners in 2025 - Best of Lot

Hello guys, if you are looking to learn a functional programming language in 20254 then Erlang is a great programming language to start with. In the highly competitive world of programming languages, Erlang stands apart. It is a quirky language that may not be as popular as some of its peers, but it actually runs a lot of popular applications like WhatsApp and WeChat. To put it simply, Erlang is a general-purpose programming language used for building scalable and concurrent systems. It was built by Ericsson during the late 1980s for handling telephone exchanges. If you want to learn Erlang and looking for the best Erlang courses then you have come to the right place. Earlier, I have shared the best Scala courses, another top functional programming language, and in this article, I am going to share the best Erlang functional programming courses. 

Top 5 Udemy Courses to Learn Solidity Programming in 2025 - Best of Lot

Hello guys, if you want to learn Solidity in 2025 and looking for the best resources like online courses and tutorials then you have come to the right place. Earlier, I have shared the best blockchain courses and best courses to learn Ethereum and in this article, we are going to see the best online courses to learn Solidity Programming language in 2025. For those of you who don't know, Solidity is a high-level programming language. It is a contract-oriented language used for implementing smart contracts, particularly with the Ethereum blockchain network. Solidity has been designed to work with the Ethereum Virtual Machine, or EVM, and is highly influenced by other languages like C++, Python, and JavaScript. 

Top 5 Free Udemy Courses to Learn Java 8 to Java 21 in 2025 [UPDATED]

Hello guys, if you are looking for some awesome resources, like books, tutorials, and courses to learn and master new features introduced in Java 8 and Java 16, then you have come to the right place. In the past, I have shared some of the best Java 8 tutorials and books, and in this article, I am going to share some of the best and some free Java 8, Java 9, to Java 16 courses from Udemy and Pluralsight with you. There are 2 free courses in this list that are pretty similar to many paid courses you usually buy, and many of these are made free for just promotional or educational purposes by their instructor. You can join these courses to learn JDK 8, 9, 10, 11, 12, 17, and JDK 21 features in a couple of days.

Top 5 Udemy Courses to Learn Stream and Lambda Expression in 2025 [UPDATED]

It's been more than 6 years since Java 8 was launched in March 2014 and many of you already thinking that Java 8 is now a legacy version but there are still so many Java developers out there who don't know how to code using new language features of Java 8 like lambdas, stream, and method reference. It's high time for all those programmers to learn and master Java 8 before their skill becomes outdated. After that, we already have a couple more Java releases like  Java 9, Java 10, Java 11, 12, 13, 14, 15, 17, and Java 21in the space of just 6 years apart but Java 8 is still the most used version, particularly when it comes to coding style.

Top 5 Udemy Courses to Learn Growth Hacking in 2025 - Best of Lot

You all know what hacking is. The first thing that comes to your mind will be large computer screens with long, green lines of code with a hooded person hunched over the keyboard, slicing through the security systems of the internet. Hacking is widely viewed as something sinister, something to be afraid of. But what is Growth Hacking? If you thought both these are somehow related, you couldn't be more wrong. The term Growth Hacking can be both misleading and self-explanatory. It is a catch-all term for all the strategies that help growth. It is mainly related to tech start-up companies in the early stages, with a need for massive growths to break even.

Top 5 Udemy Courses to Learn Microsoft Power BI Online in 2025 - Best of Lot

Hello guys, if you are learning Microsoft Power BI in 2025 or keen to learn Microsoft Power BI in 2025 and looking for the best Power BI online courses then you have come to the right place. In the past, I have shared the best tableau course and online courses to learn QlikView/Qliksense, and today I am going to share the best courses to learn Microsoft Power BI in 2025. Along with Tableau, Excel, QlikView, Power BI is another essential tool for Data scientists and used heavily for Data Analysis and visualization. It is one of the essential tools for Data scientists to learn in 2025. This is the world of Data and any organization which has the right set of data has a competitive advantage over others, but data alone is of no use unless you can analyze and visualize it to find useful insights to grow the business. 

Top 5 Free Udemy Courses for Google Cloud Professional DevOps Engineer Certification in 2025 - Best of Lot

Hello guys, If you want to learn DevOps on the Google Cloud Platform, prepare for Google Cloud Professional DevOps Engineer certification, and look for free online training courses, you have come to the right place. In the past, I have shared the best courses to learn Google Cloud Platform and the best DevOps courses for experienced developers, and in this article, we are going to share 5 Free Courses to pass the GCP Professional Cloud DevOps Engineer exam. These free online courses will help you become a professional Cloud DevOps engineer of the Google cloud platform in 2025.

Top 5 Books to Learn Core Java for Beginners in 2026 - Best of Lot

Hello guys, I have shared a lot of books related to Java and related technologies in the past, like books and online courses to learn Spring, Hibernate, JVM internals,  Java Performance tuning, Multi-threading, and Concurrency, Design patterns, Data structure, and Algorithms, etc., but I haven't shared books for core Java books for beginners yet. Even though I have mentioned a couple of popular titles every now and then, I really didn't have a complete compilation of essential core Java books for beginners. Since Java is one of the most popular programming languages and very useful for getting a job as a Software developer, it has become a choice of programming language to start learning coding and application development, it makes sense to start well with core Java.

Top 5 Udemy Courses to Crack Salesforce Administrator (CRT-101) Certification in 2025 - Best of Lot

Hello guys, if you are preparing for Salesforce Administrator (CRT - 101) certification and looking for the best online courses then you have come to the right place. Earlier, I have shared the best Salesforce developer and App Builder courses and in this article, I am going to share the best Salesforce Administrator courses you can join to crack this in-demand certification in 2025. If you follow Cloud Computing trends then there is a good chance that you might have heard about popular Salesforce certifications like the Salesforce Certified Administrator program (CRT-101). There is a great demand for certified Salesforce administrators due to the immense popularity of Salesforce in cloud-based CRM.

Top 5 Udemy Courses to Learn Selenium for Java Developers in 2025 - Best of Lot

The days of manual testing are limited as more and more companies are shifting towards Automation testing. This means all manual testing QAs need to learn new test automation skills like Selenium, Cucumber, JUnit, Mockito, and TestNG to boost their careers. If you are manual testers or non-programming testers interested in learning test automation, a Java developer who wants to write a better integration test, or a freshers/graduate who wants to kick start their career in automated testing, then you have come to the right place. In this article, I will share some of the best courses to learn Selenium Web driver with Java and other automation testing tools like JUnit, Cucumber, etc.

Top 10 Udemy Advanced Core Java Courses for Experienced Programmers in 2025 - Best of Lot

Hello guys, Many of my readers have been asking me for advanced Java courses to improve topics like Java collections, Stream API, Design Patterns, Concurrency, Java Performance, Generics, Garbage Collections, and new features introduced in recent Java releases like Java Modules System. If you also had that question in mind and looking for some great courses to learn core Java in-depth, then you have come to the right place. In this article, I will share some of the advanced core Java courses for experienced programmers. 

Top 5 Udemy Courses to Learn Android in 2025 - Best of Lot

Hello guys, Java has been very lucky that Android uses it as a programming language. This opened a big door of opportunities for Java developers in Android app development. Many people ask me why Java developers should learn Android? My simple answer is that having knowledge of Android OS and Android SDK improves your chances of getting a job and making a difference in people's lives because Android Apps are a direct way to connect billions of people. Android is, without a doubt, THE biggest mobile platform in the world, with over 80% market share and billions of devices running Android. By creating apps for such a big platform, you have an excellent opportunity to make a difference.

Top 5 Udemy Courses to Learn Java EE or JEE in 2025 - Best of Lot

If you are a Java developer or someone who wants to learn Java EE for web development and looking for the best online courses to kickstart your learning, then you have come to the right place. Earlier, I shared the best JSP and Servlet courses. In this article, I will share five excellent Java EE courses that cover Java EE 8 and are very useful for learning Jakarta EE  in 2025, the latest version of the Java EE release, which is now also known as Jakarta EE. Are you new to the Java web development world and wondering what Java EE and Jakarta EE are? Let me give you a brief overview of Java EE first before looking at the online courses you can join to learn Java EE in 2025. 

Top 5 Udemy Courses to Learn Java Collections and Stream API in 2025 - Best of Lot

Hello guys, If you have been programming in Java, then you know that Collections and Streams are two of the most important Java APIs. There is hardly any Java program I have written in my 15 years of professional Java development career where I have not used any classes from Collections and recently from Stream API. I strongly believe that every Java developer should have a good knowledge of both of them, and that's why I am writing this post. If you are new to Java, then you might be thinking about why they are so important? Well, they are important becuase they deal with data, and data is at the heart of every application and business. For example, if you create an application like Facebook, then where do you store your Users on memory?

Top 5 Udemy Courses to Learn JUnit 5, Mockito, and TDD in 2025 - Best of Lot

Hello guys, if you want to learn Unit testing in Java and tools like JUnit, Mockito for test-driven development and looking for the best online Java testing courses, then you have come to the right place. Earlier, I have shared the best Java Programming courses, and today, we'll talk about JUnit and Unit testing, one of the critical skills for any Software developer. You may already know that JUnit and Mockito are two of the most popular testing libraries for Java applications, and you will find them in almost every Java application classpath. I often meet and work with Java developers who know Java well but haven't written a single unit test. 

Top 5 Udemy Courses to Learn Kotlin in 2025 [UPDATED]

Hello there, If you want to learn Kotlin and looking for the best online courses then you have come to the right place. Earlier, I have shared the best Java courses for beginners and the best Android Courses and today, I am going to share the best courses to learn Kotlin in 2025. You might have heard about Kotlin and how it's becoming the standard language to develop Android applications, but it's much more than that. If you don't know Kotlin, it's a relatively new programming language that makes programming for Android and Java easier. Ever since Google announced Kotlin as the official language for Android Development, I have received a lot of queries from my readers about whether Java developers should learn Kotlin now? 

Top 5 Udemy Courses to Learn RESTful Web Services in Java with Spring for Experienced Developers in 2025

In the last article, I have shared some courses to learn Microservice development with the Spring framework, and today, I'll talk about RESTful web service developments. The REST API and RESTful Web Services need no introduction, it's everywhere now and driving a new internet revolution. Most of the software development in the web space now also involves REST APIs. Gone are the days where the only interface for a web application was the browser, now most of them support REST APIs, which allows them to be accessible on any device like mobile devices, tablets, apple watches, and any other digital gadgets. It doesn't matter whether you are working for software giants like Amazon, Facebook, or Google or working with startups like Uber or Netflix, REST APIs are everywhere.

Top 5 Udemy Courses to Learn Fullstack Web Development (Frontend + Backend) in 2025 - Best of Lot

Hello all, I wish you a very Happy New Year 2025. I am sure you all have made your goals for 2025. Some of you might have already started planning how to achieve those goals, which is excellent. If you do not, you can get some inspiration from my goals about learning in 2025. Anyway, If one of your goals is to learn Web Development or become a Fullstack Web Developer in 2025, then you have come to the right place. I can help you to achieve your goals. There is no doubt that Fullstack Web Development is a fascinating career and financially rewarding, as well. If you are good at creating web apps, you can also create your own website and business and become an entrepreneur.

Top 5 Udemy Courses to Learn Cloud Computing in 2025 - Best of Lot

Cloud Computing is becoming an essential skill for any Software developer or IT professional today as more and more companies are moving towards Cloud for their infrastructure and service needs. It pays to learn Cloud Computing today as the most likely application will be solely built and deployed in the Cloud in the future. No matter what your role is, if you are working in technology, cloud computing will affect you, one way or another. Anyway, if you want to learn cloud computing, you have come to the right place; in this article, I will share some of the best courses to learn Cloud computing basics in general and with AWS and GCP in particular.

Top 5 Udemy Courses and Practice Tests for ITIL Foundation Certification Exam in 2025 - Best of Lot

Hello guys, if you are in tech support or IT Service Management professional looking to validate your skills by passing the ITIL 4 Foundation certification and looking for the best online courses and practice tests to prepare well then you have come to the right place. In the past, I have shared many certification resources like CompTIA Linux+, CompTIA Security+, and CompTIA Network+, and in this article, I am going to share the best online ITIL Foundation training courses and practice tests you can take to prepare for this prestigious IT certification. 

Top 10 Udemy Courses to become Team Lead and Project Managers in 2025 - Best of Lot

Hello guys, if you want to learn Project Management and look for the best resources like online courses and books, you have come to the right place. Earlier, I shared the best PMP courses, and in this article, I am going to share the best courses to learn project Management for both beginners and experienced people. These courses have been curated from popular online learning websites like Udemy, Coursera, Pluralsight, and edX and are trusted by thousands of learners. You can join them too to become the project management professional you have always wanted to be. The list includes both beginner and intermediate-level project management courses. 

Top 5 Udemy Courses to Learn Twitter Marketing in 2025 - Best of Lot

Hello guys, if you are a blogger, content creator, coach, influencer, digital marker, or online course creator, you may know that you can use Twitter for marketing and sales in 2025. Twitter is one of the best social platforms for marketing and selling eBooks, courses, classes, and anything, including physical products. While the platform is excellent, it's not easy to master and use Twitter effectively, and that's where these resources and online courses help you. I have created this list based upon my own experience as a blogger, author, and course creator, and I have also shared how Twitter helped me sell more of my books. 

Top 5 Udemy Courses to Crack CompTIA Pentest+ Certification Exam in 2025 - Best of Lot

Hello guys, If you are preparing for the CompTIA PenTest+ exam and looking for the best online courses and practice tests to boost your preparation, then you have come to the right place. In the past, I have shared the best online courses to pass CompTIA certifications like CompTIA IT Fundamentals, CompTIA Server+,  CompTIA A+, Cloud+, and Security+. In this article, I will share the best courses, practice tests, and exams simulators to prepare for the prestigious Pentest+ certification. If you want to become  Pen Tester, then this is the exam you should target. CompTIA PenTest+ certification is a program that teaches you how to find weaknesses inside systems and how to exploit them and perform vulnerability scanning and analyzing data, and much more.

Top 5 Udemy Courses to Crack Salesforce Platform App Builder Certification Exam in 2025 - [Free & BEST]

Hello guys,  if you are preparing for the Salesforce Platform App Builder certification and looking for the best online courses to pass this prestigious cloud exam then you have come to the right place. In the past, I have shared the best courses to prepare Salesforce Developer and Administrator certifications and today I will share the best online courses to prepare for Salesforce Platform App Build certification. These courses have helped thousands of people to become Salesforce certified and you can also become one by diligently going through these online courses, doing exercising, and solving practice questions.

Top 5 Udemy Courses and Books to learn Julia Programming language in 2025 - Best of Lot

Hello guys, if you are looking for a new, modern programming language to learn in 2025, then let me introduce you to the Julia programming language. Julia is a high-level, high-performance dynamic programming language developed specifically for scientific computing, but it has uses in Big Data, Data Science, and other computing-intensive industries. Julia is actually designed to address the requirements of high-performance numerical and scientific computing while also being useful for general-purpose programming. Julia is also one of the most loved programming languages on StackOverFlow's Developer survey and was created with the vision to take the best things from other popular mainstream programming languages.

Top 5 Udemy Courses to Crack Microsoft Azure AI Fundamentals Certification AI-900 Exam in 2025 - Best of Lot

Hello guys, If you are preparing for Microsoft Azure AI Fundamentals exam or AI-900 certification exam in 2025 and looking for the best resources to prepare for this in-demand certification then you have come to the right place. In the past, I have shared several courses for different Microsoft Azure certifications like AZ-900,  AZ-305,  AZ-204, and AZ-104, and in this article, I am going to share the best online courses for the AI-900 exam. This exam tests your skill and knowledge about common Machine learning and AI workloads and how to implement them in Microsoft's popular Azure Cloud Computing platform. 

Top 5 Udemy Courses to Learn Appium for Automation Testing in 2025 - Best of Lot

Hello guys, if you want to learn the Appium tool for automation testing and looking for the best online courses then you have come to the right place. In the past, I have shared the best courses to learn Selenium and Android application development and in this article, I am going to share the best Appium courses for both beginners and experienced developers. These courses have been created by experts and trusted by many developers around the world and you can join them too to learn Appium from scratch as well as to improve your Appium skills if you are already using it without in-depth knowledge.

Top 5 Udemy Courses for AI-900 Azure AI Fundamentals Exam in 2025 - Best of Lot

Hello guys, if you are preparing for Azure AI Fundamentals certification or AI-900 exam and looking for the best preparation material and resources then you have come to the right place. Earlier, I have shared best AI-900 courses and in this article, I am going to share best AI-900 practice tests to pass this exam in first attempt. The AI-900 Azure AI Fundamentals Certification exam is meant for people who are interested in Machine Learning and want to become Data scientists or AI Engineers. The Azure AI Fundamentals certification covers a wide range of topics like Azure Cognitive Services, Knowledge Mining, Responsible AI, and other AI Concepts. 

Top 6 Books and Courses to Crack Oracle's Java SE 11, 17 and Java 21 Certification - 1Z0-819, 1Z0-829, 1Z0-830 Exam in 2025

Hello guys, if you are preparing for the OCPJP 11 1Z0-819 exam and looking for some advice on preparation then you have come to the right place. The Java SE 11 Certification is one of the toughest of Java certification at the developer level. It's much harder than Java Foundations Exam (1Z0-811) and OCAJP 8, it's predecessor, and some of the programmers who have attempted it calling it even harder than the professional-level certification like OCPJP 8. In order to crack Java SE 11 certification, you need to prepare hard, but, at the same time, you also need to know which areas you should focus on. What topics should you spend more time on and which books and courses can help you to learn those essential topics?

Top 5 Books to Learn Spring framework and Spring MVC for Java Programmers in 2025

Hello guys, Spring and Spring MVC is one of the most popular Java frameworks, and most of the new Java projects use Spring these days. Java programmer often asks questions like which books are good to learn Spring MVC or the best book to learn Spring framework etc. If you are looking for the best Spring Framework books, then you have come to the right place. Earlier, I shared the best Spring Framework courses and best Spring Boot courses, and in this article, I will share the best books to learn Spring Framework for Java developers. There are many books to learn Spring and Spring MVC, but only certain books can be considered good because of their content, examples, or how they explained the concept involved in the Spring framework. 

My New Course Master Software Diagrams with ChatGPT, AI, and Mermaid is Now Available on Udemy !!

Hello guys, How are you doing? I hope you are having great time on Valentine's Day. I am super excited to announce that my first project of the year, a Udemy course, Software Diagrams using ChatGPT, AI, and Mermaid is live now, and you can buy it for just $9.9 during launch. One of my goal this year was to release a video course on Udemy and here we are with our first ever video course on Udemy Software Diagrams using ChatGPT, AI, and Mermaid AI, particularly AI tools like ChatGPT, DeepSeek, Claude, Gemini are really powerful and you can use them in many different tasks from coding, development, code review, testing, and even for generating software architecture diagrams for documentation.

Top 10 Websites for Coding Interview Preparation in 2025 - Best of Lot

Are you preparing for Coding Interviews? If yes then you might know that there are a number of free online resources to practice important topics for coding Interviews like data structure and algorithms, database and SQL, and others. These websites are equally useful for both, new programmers who are just learning the fundamentals and for experienced ones who are brushing up their coding skills for interviews. I have been sharing useful resources for programming and technical interviews for a long time in this book. In the past, I have shared some recommended online courses and books for coding interviews, as well as some of the frequently asked programming interview questions from tech companies (see here). But, my readers have been asking about some recommended websites for practicing programming challenges and coding interview questions.

3 Ways to Learn Spring Core, Spring MVC, Spring Security, and Spring Boot Framework in 2025

If you are a Java developer and want to learn the Spring framework then you have come to the right place. In this article, I will share three ways to learn the Spring framework, but before that let's understand what is a spring framework and why Java developers should learn Spring framework? Well, Spring is a framework that assists you to develop Java applications by following some best practices, particularly the principle of dependency injection and inversion of control. As per this principle, instead of the class asking for its dependency, the framework provides them at runtime.  Following these principles improves your code quality because it reduces coupling between different parts of your applications like between modules and classes, which makes it easier to test and develop.

Do you Need to Pass OCAJP before taking OCPJP - Core Java Certification from Oracle

Even though we now have Java 11 certification, I know many Java developers who are going for Java certification like Java SE 8 Programmer 1 and 2, also known as OCAJP 8 and OCPJP 8 with exam code 1Z0-808 and 1Z0-809. Even though Oracle split Java certification into 2 after acquiring Sun Microsystem in 2010, there is still confusion among Java developers whether they need to pass just one OCAJP exam or both OCAJP and OCPJP exam to become a certified Java developer. Well, The short answer is Yes, if you want to become a Java certified engineer then you need to pass both OCAJP and OCPJP, but the long answer depends upon your situation, e.g. whether you hold any previous Java certification or not, which we'll discuss in the second section.

Top 23 Docker Container Interview Questions Answers for Developers and DevOps

Hello guys, if you are preparing for DevOps Engineer interview or a Software developer job interviews like Java developer then preparing about Docker is a good idea. Docker has become an essential tool for packaging and deploying Software, particularly Microservices, and you can expect a couple of questions about Docker during Interview to check your knowledge. Having absolutely no idea of Docker before going into interview can be detrimental to your prospect considering the importance of container on deploying apps and services on Cloud. That's why I always programmers and developers to prepare Docker interview questions and revise key Docker concepts before interview. 

Top 10 Websites to Improve Coding Skills in 2025 - Best of Lot

Hello guys, if you are preparing for programming interviews or just want to improve your coding skills and looking for practice websites then you have come to the right place. Earlier, I have shred best System Courses, Books, System Design Interview Guide, Cheat Sheets, and System Interview Questions and today I am going to share 10 best resources to improve your coding skills. These sites include not just website where you can solve coding problems like LeetCode but also where you can solve real life coding challenges and earn money or bounties like Top Coder. You can use these websites to not just prepare for coding interviews but also to improve your coding and programming skills. 

6 Projects You can do to learn JavaScript in 2025 - Best of Lot

Learning any new programming language is not that easy as everyone thinks just by completing a course and consider yourself a developer on that language and JavaScript is one of them. There is a way to do so you can consider yourself a JavaScript developer until you can build an app from scratch on your own, and that's why its very important to do actual coding and building real apps. If you are looking for best JavaScript project ideas which are neither too easy nor too difficult to start learning JavaScript better then you have come to the right place. Earlier, I have shared best JavaScript courses, best books to learn JavaScript, Websites, and Interview questions and in this article, I am going to share 5 beginner level project ideas to learn JavaScript in 2025. 

Design a Vending Machine in Java - Interview Question

How do you design a Vending Machine in Java? is one of the popular Java interview questions mostly asked at Senior level Java developer Interviews. In a typical coding interview, you will be given a problem statement to develop a vending machine and within a limited time, usually, 2 to 3 hours you need to produce a design document, working code, and unit test in Java. One of the key advantages of such Java interviews is that you can test many essential skills or a candidate in one go. In order to complete the design, coding, and unit testing of a Vending machine, a candidate needs to be really good in all three departments. Recently, I have also seen this question on Object Oriented Design Interviews and  System Design Interviews, where interviewer want to check experienced developers knowledge on various Software architecture components and design decision. 

Top 5 Websites to Learn Java Coding for FREE in 2025 - Best of lot

Hello guys, if you want to learn Java Programming and looking for the best websites to learn Java coding for free then you have come to the right place. In the past, I have shared the best Java courses and books, today, I am going to share free websites to learn Java Programming for free. being the author of a Java blog and programmer I often receive questions like how to improve my coding skills?,  or how do I learn to code in Java?, or I am having difficulty solving programming problems, please help, etc. This is mostly from programmers who have just started programming or computer science graduates with a programming degree or even some programmers with a year or two in Job.

Top 5 Websites to Learn Python Coding for FREE in 2025 - Best of Lot

Believe it or not, but Python has inspired many people to learn to code, and it's continually inspiring them. I know a handful of people who are learning Python for different reasons, starting from web development to machine learning. I have seen new people learning Python to write web apps using Django, create a Machine learning Model using Python, and just write some handy scripts to automate the boring stuff. Python is currently the world's #1 programming language and its popularity is growing every passing day, thanks to Data Science and Machine learning and awesome Python libraries like Pandas, PyTorch, NumPy, and TensorFlow.