Ever wonder why Java's const keyword is unimplemented? More specifically, why do we mark global constants in Java with both the static and final keywords? Why are Java constants static and final? The ...

This tutorial offers a brief overview of method references in Java, then gets you started using them with Java code examples.

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs.

Say goodbye to the public static void main method in Java 21 with the unnamed classes and instance main methods preview features.

We discuss how to work with directories, sub-directories, and traverse them using Java and the DirectoryStream method. Learn more.