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 ...

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 ...

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 ...

This post follows up on Part 1 by examining the many ways that you can test the value of variables – e.g., whether they equal particular strings like “yes” or “no”, if they have a ...

Bash scripting is a powerful tool for automating tasks on Linux and Unix-like systems ... Understanding how to correctly divide two variables can help in resource allocation, data processing, and more ...

This article assumes a 64-bit x86 processor using the 2.6.37 Linux kernel. You'll probably be surprised at how easy this is. It is even less involved than making a traditional syscall. The confusing ...