The most arcane shell commands and options are explained with plenty of examples. “Here” documents, a way to feed input to a script or command within the script itself, are explained thoroughly.

If you're not yet comfortable with writing scripts on Unix and Linux systems, this post might get you off to a healthy start.

Unlike shell scripts on Unix systems, batch files are run by typing their names without their extensions. So to run a batch file named mapdrive.bat, you would type only “mapdrive”.

What you’ll learn: The basics of interacting with computers using the Unix shell (a.k.a. the command line), which is a foundational skill for all other technical computing. You’ll learn how to ...

Shell scripting is one of those skills that are absolutely invaluable on especially UNIX and BSD-based systems like the BSDs, the two zillion Linux distributions as well as MacOS. Yet not every ...

The original shell was simple but as people started to use Unix for application development and scripting, it was too limited. It didn’t have variables, it didn’t have control flow, and it had very ...

Shell scripts also support some programming language fundamentals, such as variables, flow control and data structures. Shell scripts can be very useful for batch jobs that will be run often and ...

To see how associative arrays work, we’re going to look at both the Korn shell and Perl, though only the newest version of the Korn shell (referred to as “korn93”) supports associative arrays.

A new system, PaSH, has been developed to make computer programs run faster while also delivering accuracy in the Unix shell. The Unix shell is a 50-year-old programming environment that is still ...