For Java-based programs such as Maven, Jenkins, Gradle or Tomcat to run, they need to know that Java's JDK is installed. That's the purpose of the JAVA_HOME environment variable. It tells programs ...

If you've run into common JAVA_HOME errors such as JAVA_HOME not found or JAVA_HOME set to an invalid directory, we've got the fix for you with these tips.

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