The default-java folder is a symbolic link to the actual location of the JDK install on Ubuntu. When you reference the JDK install location in applications or in environment variables such as ...

This post explains how to install Java or check which version is running on your machine. Install on any OS, and learn about the JDK.

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

To install Java 8 on a Ubuntu-based desktop distribution, log into the machine, open a terminal window, and issue the command: sudo apt install openjdk-8-jdk -y ...