In Java, we use the final keyword to prevent some classes from being extended. Simply prefix a class header with final, as in final class Password.

This post explains how to use variables in Java. Learn the primitive types (and what that means) and just why variables are so important for any coding!

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’ ...