Setting the PATH variable allows you to launch programs via CLI from anywhere on your system. Here's how to set the PATH variable in Windows and make the most of it.

JAVA_HOME is an operating system (OS) environment variable which can optionally be set after either the Java Development Kit (JDK) or the Java Runtime Environment (JRE) is installed.

A PATH variable stores directory shortcuts. Learn How to add, modify or edit a PATH Environment Variable in Windows 11/10.

Learn how to set the PATH variable in macOS. The PATH variable is a file system environment variable that contains the location of commands and program files. In this article, you’ll learn how ...

After you install Java and the JDK on Ubuntu, it's customary to set the JAVA_HOME environment variable as well. To do this, simply edit the user's environment configuration with the following command: ...

How to add global environment variables? Alternatively, you might want to create a global environment variable that permanently remains on your system and works across all user profiles.

Did you know that you can set temporary environment variables in Linux? Learn how to get started with our guide and video tutorial.