If you've ever wanted to dip your toe in a programming language, Codecademy allows you to learn basics of coding syntax through eight easy lessons that teach variables, letters and strings, editor ...

In our first tutorial on command line wizardry, we covered simple redirection and the basics of sed, awk, and grep. Today, we're going to introduce the concepts of simple variable substitution and ...

The Environ$ function is use to receive the value of an environment variable. For example, when you used the WINDIR command (Windows), you would have obtained the folder where Windows is installed (C: ...