There are three simple ways to set JAVA_HOME in Windows. This tutorial shows you how to do it manually, from the command line and through the installer.

Disabling Java in OS X requires doing so for each user account; however, even terminal commands for doing this may be a bit impractical to use as a substitute.

Facilitate command line argument processing for Java tools with a simple helper class Many Java applications started from the command line take arguments to control their behavior.

Here are the three easiest ways to fix Java’s “not recognized as an internal or external command” error: Install or reinstall Java and the JDK on your computer Add Java’s bin directory to the computer ...

Java 18's Simple Web Server lets you use a command-line tool or API to host files and more. Here's how it works.