Java interfaces are different from classes, and it’s important to know how to use their special properties in your Java programs. This tutorial introduces the difference between classes and ...

Get a deep dive into using method references in your Java programs, including stream operations, event listeners, and constructors and factories.

The functional consumer interface is a key part of the Java Streams API. Here is a simple Consumer interface example to show you how to use this Java component.

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

This post explains how to use if statements in Java. Discover why flow control is so important, and how to use advanced keywords like "and" and "else." ...

This post shows readers how to create an array in Java. Including: Array Lists, multidimensional arrays, maps, and more.