If you're working in a Linux environment, chances are you've encountered environment variables—even if you didn’t realize it at the time. They quietly power much of what goes on behind the scenes in ...

Testing variables There are quite a few ways to test the values of variables, but the operators you need to use depend on whether you’re comparing numbers or strings.

Many terminal emulators will have a button that looks like a plus sign or something similar to open a new terminal tab. Or you can go to the menu and select the option for a new tab. There will also ...

Bash scripting is a powerful tool for automating tasks on Linux and Unix-like systems. While it's well-known for managing file and process operations, arithmetic operations, such as division, play a ...

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