This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

Use Java's extends keyword to derive a child class from a parent class, invoke parent class constructors and methods, override methods, and more.

Learn how to use Java annotations to associate metadata with classes, methods, and other application elements in your Java programs.

The biggest language change packaged with the Java 10 release, aka JDK 18.3, was the introduction of the inferred type. This addition, combined with the ability to use the long reserved Java ‘var’ ...