This is an in-depth java tutorial for beginners. Learn what Java is, how to get started, and how to build basic apps using key concepts!

Java 16 introduced basic pattern matching with the finalized instanceof method. For more advanced features, like pattern matching in switch, record patterns, and guarded cases, you need Java 21+.

Java beginner course part 1: Hello world! Traditionally, when learning any new programming language, the first thing a tutorial should demonstrate, is how to print “Hello World!” to the screen.

Why does Java's standard class library contain empty interfaces like Cloneable and Serializable? Find out why in this sixth installment in the "Object-oriented language basics" series. You'll also ...