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 ...

Linux 101: What are environment variables? Your email has been sent Jack Wallen introduces you to Linux environment variables. What are they and how are they set and unset? How many times have you ...

How to Set Temporary Environment Variables in Linux (+Video Tutorial) Your email has been sent In Jack Wallen's tutorial for developers, he show how easy it is to set temporary environment ...

Environment variables help to configure your account so that it’s easier to use, but they can also be changed to suit your needs and preferences. Sandra Henry-Stocker was a programmer ...

Variables often look like $var, but they also look like $1, $*, $? and $$. Let's take a look at what all these $ values can tell you. A lot of important values are ...