Top 5 Courses to learn Pandas and Python Data Analysis in 2021 - Best of Lot

Pandas is one of the most potent and popular Python libraries for Data Analysis. It's also one of the favorite tools for Data scientists because it helps them in cleaning, transformation, manipulation, and analysis of Data. To be honest, data in the real world is messy, and before you can start with your analysis, you need to clean and transform the data in the format you want. A tool or library like Pandas really helps there. That's why it's essential to learn about Pandas while doing Data Analysis with Python. It's even more critical if you are in the field of Data Science and Data Analysis. If you know Paands, well and good, but if you don't mind, as I am going to share some of the best online courses to learn Pandas and Data Analysis with Python in 2021.

What is the Use of Method Overloading in Java and Object Oriented Programming? [Answer]

Many programmers, including Java and C++ developer, knows about the overloading concept like method overloading or function overloading, but if you ask them why you should overload a method? Many of them become clueless. This is a common problem of half learning i.e. you know the concept but you don't know the application. If you neither know what problem it solves nor what benefit it provides, then just knowing the concept is not good enough. You won't be able to reap all benefits if you just know the concept and never use it in practice. The most important benefit overloading provides is a cleaner and intuitive API.

5 Things Programmers Can Buy in Amazon Prime Day 2021 [Best Deals]

Hello guys, many of my friends and colleagues used to wait until November to buy books, gadgets, and other computer items to get the huge discount offered on Black Friday and Cyber Monday deals, but you don't need to wait that long. Amazon is bringing Black Friday to the summer with its annual Prime Day offers. The Amazon Prime day is nothing but a one-day (precisely one and half-day and this time full two-day) shopping extravaganza, where you will get huge discounts on thousands of Amazon products including books, games, gadgets, and other computer and electronics items. So, if you are looking to buy a new laptop, a new smartphone, or some fitness gadgets and watch then this is an awesome opportunity. 

Top 10 Best Java 8 Tutorials, Courses, and Books for Beginners

It's been quite some time since Java 8 was released but the Java community is still buzzing with functional programming and lambda expression. Many developers, programmers, and bloggers have already shared lots of really good tutorials to learn lambda expressions, probably the biggest thing in Java world after Generic was introduced in Java 5. While the term "lambda expression" may sound abstract and academic, Java 8 Lambdas can have a big impact on how you program every day. Java 8 has not only introduced Lambda expressions but also Stream API, Functional interfaces, new Date and Time API, and default methods, which has completely changed the way you write your Java code. As a professional Java developer, you will have to learn Java 8 one day, and it's better to do it sooner than later.

What is the Use of Interface in Java and Object Oriented Programming? [Answer]

Many times, I have seen questions like why should we use an interface in Java? If we can not define any concrete methods inside the interface the what is the user of the interface? Or even more common, What is the real use of the interface in Java? I can understand beginners asking this question when they just see the name of the method inside the interface and nothing else. It takes time to realize real goodness or actual use of interface or abstraction in Java or any object-oriented programming. One reason for this is a lack of experience in really modeling something real in the program using object-oriented analysis and design. In this article, I will try to answer this question and give you a couple of reasons to use the interface in your code. If you have a good understanding of Object-oriented basics like Polymorphism, then you know that it allows you to write flexible code.

Top 5 Data Science and Machine Learning Courses to Learn Online in 2021 - Best of Lot

Many programmers and Computer Science graduates are moving towards Data Science and Machine learning hoping for better pay and career opportunity and there is a reason for it. Data Scientist and Machine Learning Specialist have been ranked the number one job on Glassdoor for the last couple of years and the average salary of a data scientist is over $120,000 in the United States according to Indeed. Data Science is not only a rewarding career in terms of money but also provides the opportunity to solve some of the world's most interesting problems.  IMHO, that's the main motivation many good programmers are moving towards Data Science, Machine Learning, and Artificial Intelligence.