Best Java Programming Tutorials and Courses

Hello guys, if you a Java developer wondering whether you can make an abstract method final in Java or an abstract class final in Java but don’t know the answer then you have come to the right place…

Hello guys, if you want to learn Java from scratch and looking for the best Java books then you have come to the right place. Earlier, I have shared the free Java courses for beginners, and today, I am going to share the best books to learn Java from scratch. There is no doubt that the best book to learn Java for beginners is indeed Head First Java, 3rd Edition. It's interesting, informative, and yet easy to read, which is what a beginner wants. The only drawback of this book was that there...

Difference between Horizontal and Vertical scalability in System design

Hello guys, multithreading and concurrency are some of the most important topics for Java interviews and a good knowledge of them goes a long way in receiving a good offer.

The java.util.HashMap is one of the workhorses of JDK. Along with ArrayList, it is one of the most used classes from Java's collection framework. There is hardly a real-world Java project, where I haven't seen the use of HashMap. It is an implementation of hash table data structure, and it's not a surprise that HashMap is so useful, as someone has rightly said, "if you could have just one data structure, make it a hash table". The hash table data structure allows you to search for a value in...

Hello Java programmers, sorting ArrayList in Java is not difficult; there are multiple ways to sort a given ArrayList in Java. For example you can use the Collections.sort() method to sort ArrayList in ascending and descending order in Java. The Collections.sort() the method optionally accepts a Comparator. If provided, it uses Comparators' compare() method to compare Objects stored in Collection to compare with each other; in case of no explicit Comparator, Comparable interfaces'...

A blog about Java, Programming, Algorithms, Data Structure, SQL, Linux, Database, Interview questions, and my personal experience.

A blog about Java, Programming, Algorithms, Data Structure, SQL, Linux, Database, Interview questions, and my personal experience.

A blog about Java, Programming, Algorithms, Data Structure, SQL, Linux, Database, Interview questions, and my personal experience.

A blog about Java, Programming, Algorithms, Data Structure, SQL, Linux, Database, Interview questions, and my personal experience.

I often receives mail asking should I learn Java programming or Why learning Java is good, will I get a job after learning Java etc. Here are my reasons to learn Java and why it's one of the best programming language so far.

Hello everyone! if you want to learn Java Programming and become a Java Programmer in 2025 and looking for the best resources like books, online courses, tutorials, projects, and websites, you have come to the right place. Earlier, I have shared the best Java books for beginners, best Java websites, best Java tutorials, and free Java courses. Today, we will go through some of the best online courses for learning the Java Programming language. These Java online courses are curated from top...

A blog about Java, Programming, Algorithms, Data Structure, SQL, Linux, Database, Interview questions, and my personal experience.

Prepare for 1Z0–829 Exam in 2024 with confidence

Explore the fundamentals of Java programming through comprehensive online training that covers the essentials of objects and classes in Java. #JavaOnlineTraining