Top 10 Tools Data Scientists and Machine Learning Developer Should Learn in 2025

Hello guys, if you are learning Data Science and Machine Learning in 2025 and looking for essential tools and libraries then you have come to the right place. Tools are very important for professional developers as they help them to do their job more efficiently. There is also a saying that a craftsman is as good as their tools and this is even more important in the field of Data Science and Machine learning as you have to deal with large datasets. You often need powerful tolls to normalize data, clean data, visualize data as well as build and test models. In the past, I have shared essential tools for Software developers,  tools for Java developers, essential tools for Python developers, as well as important tools for Web Developers, and today I am going to share essential tools for Data Scientists and Machine Learning developers, and engineers.

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

Hello guys, if you want to learn JUnit, one of the most important testing tool for Java developers and looking for online resources like books, online courses, tutorials, and interview questions then you have come to the right place. Earlier, I have shared best JUnit courses, books, tutorials, and Junit interview questions and in this article, I am going to share best free courses to learn JUnit in 2025. But, before we get to the 5 best free online courses that will teach you everything there is to learn about JUnit, let me tell you a little bit about what is JUnit and why it's important for a Java developer to learn JUnit in 2025. 

Top 5 Udemy Courses to Learn JavaScript Unit Testing in 2025 - Best of Lot

Hello guys, if you want to learn unit testing in JavaScript and looking for best resources like online courses, books, and tutorials then you have come to the right place. In the past, I have shared best JavaScript Courses, Books, Websites, and Interview Questions and today, I am going to share 5 best online courses you can join to learn JavaScript unit testing in 2025. Unit testing is a must have skill for any developer in today's modern world of Software development and while JavaScript has many library which can help you with the unit testing like Jasmine and Cactus, you got to learn the basics first. Before we get the 5 best courses that will teach you everything you need to know about JavaScript Unit Testing, let me tell you a little bit more about JavaScript Unit Testing. But before we learn about JavaScript Unit Testing, we must understand what JavaScript is ?

Teachable, Thinkific vs Udemy? Which is the Best Online Course Platform in 2025?

I have been researching a lot about how to create a successful online course since last year. I have yet to launch my video course but I have started with some Udemy practice courses like my Spring certification practice test course on Udemy which has more than 1500+ students so far. I chose Udemy because they have a great platform for practice tests, but I am also learning other platforms like Teachable and Thinkific to create an online course website that is fully owned by me. Along the way, I have also started mentoring many readers about creating online courses and why they should create them. Why I am doing this? because I believe together we can learn better and succeed. If I have a group of passionate developers who like to teach online, there is a better chance of creating a successful online course. 

3 Ways to Learn Web Development in 2025 - Best of Lot

Hello guys, if you want to learn Web development but not sure how to start it then you have come to the right place. In the past, I have shared best free web development courses as well as best paid web development courses and in this article, I am going to share 3 ways to learn web development in depth. Web development has changed a lot in the recent decade. More and more frameworks and libraries have come out while the older ones are either updated or left out. For example, React and Vue has debuted in the mid-2010s and quickly became popular while AngularJS was completely re-written to survive modern web development. 

21 Jenkins and CI/CD Interview Questions for Java Developers and DevOps (with Answers)

Hello guys, if you are preparing for Java developer interview or a DevOps Engineering interview then you must prepare for Jenkins related interview questions. Jenkins is one of the most essential tool for creating build, test, and deploy pipelines in Java world and almost every company and project you work will need a Jenkins pipeline for automation. If you are joining as junior developer then most likely you will already find the pipelines setup for you and you only need to customize it or modify based upon new requirements but if you are joining as an experienced developers or DevOps Engineer and its a green field project then you will most likely need to do all the hard work and setup those Jenkins  pipelines from scratch, and its not possible without a good, solid knowledge of how Jenkins works and different plugins.

Review - Is Advanced CSS and Sass: Flexbox, Grid, Animations, and More on Udeym Good?

Hello guys, if you want to learn CSS for web development in 2023 and looking for best online course or heard about Jonas Schemdtmann's Advanced CSS and Sass:Flexbox, Grid, Animations course and wondering whether to join or not then you have come to the right place. Earlier, I have shared best online course to learn CSS where I had mentioned about this course and in this article, we will review this course in depth so that you can find more about it and make an informed decision whether to join this course or not. If you are new to CSS then CSS is one of these languages that will add style to the website, and this course I've found will help you learn this language to become an advanced level.

Top 10 Online Courses to Learn Web 3 in 2025 - Best of Lot

Hello guys, if you want to learn Web3 technology and looking for best online resources like online courses and tutorial then you have come to the right place. Earlier, I have shared 10 free Web3 tutorials and in this article, I am going to share 10 best online courses to learn Web3 in 2025. But, before getting to the 10 best courses that you can use to learn more about Web3, let me tell you more about what it really is.  Web3 is basically used to refer to a new kind of internet service that can be built using decentralized blockchains. These blockchains can be seen as shared ledger systems that can be used by cryptocurrencies like Ethereum and Bitcoin.

Top 5 Java EE 7 Application Developer Exam Courses and Practice Tests in 2025

Before we get to the best courses that you can use to clear the Java EE 7 Application Developer Exam, let me tell you what this exam really is. The Oracle Java EE 7 Application Developer Certification is an exam that validates your programming ability to develop and deploy applications using Java Platform, Enterprise Edition 7. This Java Certification exam is meant for intermediate and advanced-level front-end and back-end application developers, architects, and software engineers who possess the necessary skills. You should be an expert in utilizing the Java EE 7 technology to create web-based user interfaces using JavaScript, JSPs, JSFs, and Servlets.

Top 5 Java 8 Practice Test and Exam Simulators (OCAJP and OCPJP) - Best of lot

Apart from books, exam simulators are another essential tool to prepare for Java certifications. They not only give you the opportunity to test your knowledge topic-wise but also provide a helpful explanation to clear your doubt and misconception, which means you can learn on the fly. Actually, when I prepared for my SCJP exam, I learned a lot of new concepts by just giving mock exams and solving practice questions. Since most of the Java certification aspirants are Java developers with some experience i.e., they have done a good amount of coding, they can easily understand the code, but they might not be familiar with the exam format.

Review - Is React Complete Guide Course on Udemy Good?

If you want to learn React.js and looking for the best online course to join or want to learn more about React - The Complete Guide Udemy course then you have come to the right place. Earlier, I have shared the best React and Redux courses and in this article, I am going to review, Udemy's best React course, React - The Complete Guide (incl Hooks, React Router, Redux) by Maximillian Schwarzmuller and AcadMind. This 72-hour long course is one of the best resources for people wanting to learn to React and Max has just re-recorded all lessons making it the most up-to-date course to learn to React.js library in depth. 

10 Linux Commands and Options Every Developer should Learn

Hello guys, you might have read many articles about popular Linux commands on the internet but this article is a bit different. In this article, I am going to share some lesser-known options of essential Linux commands like find, grep, mkdir, etc, which many Linux users, including programmers, don't know, even after using the command for quite some time. For example, cp -p is an option that I discovered quite late but ever since I discovered it I have been using it regularly as it preserve timestamp and I can see when this file was originally created. I am going to share 10 such Linux command examples in this post, which I am sure you will love it and if you already know them, then there is a good chance that you have something similar to share with us in the comments section. 

Why Programmers Should Learn Mathematics Again?

Hello folks, I have been learning Mathematics again from some time now, ever since I have introduced with Knuth's "Concrete Mathematics" by one of my friend, who I know is a much better programmer than me. I was like, no dude, programmers don't need to learn Mathematics again, whatever I have learned in the past, I have hardly used them. I should learn more about functional programming, Scala, JVM tuning and how to design Scalable, robust and concurrent systems rather than wasting time to learning Maths. But, he insists me to read the book and couple of others on discrete maths whenever you have some free time. 

Top 10 Business, Finance & Entrepreneurship Courses and Certifications in 2025 - Best of Lot

Hello folks, If you are keen to start your business and finance career and looking for the best Coursera certifications, courses, specializations, and projects, you have come to the right place. Earlier, I have shared the best Coursera courses and certifications to learn Python, Artificial Intelligence, Software Development, and Web Development, and, in this article, I am going to share the best Coursera courses, projects, certifications, and specializations for Business and Finance from reputed universities like Rice University, London University, and the University of Pennsylvania. 

250+ Practice Questions for Java SE 11 Developer Certification [1Z0-819] Exam

Hello guys, I am very excited to announce the release of my new Udemy course, Java SE 11 Certification Practice Tests for the 1Z0-819 exam. This is one of my dream projects which I have been working on since last year and one of the 3 goals I had set up for this year, along with Grokking the Spring Boot Interview and Grokking the Java Interview. This is also my first Java course on Udemy. The course is a practice test that contains more than 250+ practice questions to prepare for Java SE 11 Developer certification or 1Z0-819 exam. If you are preparing for this certification then you can use these practice tests to check your preparation level, find your strong and weak areas and work upon them.