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

There is an easier way to add splash screens to your Java applications. Lee Chuk-Munn shows you how.

This post explains how to use loops in Java. Learn for loops, while loops, do while, break, and continue. All without going loopy!

Learn how to write and validate unit tests with JUnit 5. This article shows you how to configure a Maven project for JUnit, write basic and parameterized unit tests, and use JUnit 5’s built-in ...

Don't let high Java CPU usage problems on Windows or Linux distract you from the underlying performance problem you're trying to troubleshoot. There are many ways to fix 100% Java CPU utilization ...

How does the single responsibility model work in a Java program? Here we show you what this SOLID principle means, and how to implement the single responsibility model in Java.