Which version of Java should you use in Linux? Learn how to easily switch between different versions with a tutorial from Jack Wallen.

You can check which Java version is on your Mac to see if you have the most up-to-date Java running, or you can check on the Java website.

The JDK is the development platform for building Java applications. Learn about different JDK versions, then install a JDK in your development environment and use it to compile a Java program.