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 ...

Although Bash is primarily a command interpreter, it's also a programming language. Bash supports variables, functions and has control flow constructs, such as conditional statements and loops.

unlike functions in most programming languages do not allow you to return a value to the caller. When a bash function ends its return value is its status: zero for success, non-zero for failure. To ...

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 ...