Let me show you how. First, we’re going to install Java 17 and Java 18, so you can see how the switching is done. To install Java 17, open a terminal window and issue this command: ...

That’s it, let’s make some Java magic. How to install the dependencies The first thing we’ll do is install a few basic dependencies. Log in to your Ubuntu Server instance and issue the command: ...

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 ...

Write once, run everywhere: that's the slogan the Java community uses to propagate their language-of-choice. It's probably true, but only if you first manage to set up the beast on your box. This ...