Maximizing code reuse in your Java programs means writing code that is easy to read, understand, and maintain. Here are eight ways to get started. Writing reusable code is a vital skill for every ...

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 ...

It was never the sexiest language, but for decades Java has been a mainstay of modern technology, and it's going to be with us for years to come.

Compared to many other popular programming languages-- such as C and Python -- Java is more verbose. You have to write more Java code to implement the same amount of functionality, and the more code ...

How to write your first Java program. The first non-trivial Java program I ever wrote was a number guessing game, and it gave me a good idea of how variables, loops and conditional statements work. I ...

A separate course focuses on Java multithreading, helping you understand how to write efficient, thread-safe applications. You’ll work with Java’s concurrency tools and explore real-world performance ...

He chose to use Java to write the solver. This works well both reading from the screen as well as simulating mouse clicks on the game. The reading portion of the program uses color detection with ...

In this post, we will learn how to call a method in Java. This is a useful “chunk” of code that you can call from anywhere else in your program, thus preventing you from needing to write out ...

Java is platform-independent and is compiled to bytecode with Java Virtual Machine, or JVM. JVM allows Java to be run everywhere, so programmers only need to write code once to run it on multiple ...