JAVA_HOME is an operating system environment variable that directs a user to the file system location where the JDK or JRE was installed.

What does environment variable actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

If you want to download and install Java JDK 18 on Windows 11/10 computer, you will also have to set up a Path in Environment Variable.

Developers who have used Tomcat in any significant way are likely already familiar with using the environment variable JAVA_OPTS to specify how much memory should be allocated for an instance of ...