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.

In this post, we look at scripting basics—at how to get started if you have never built a script before. Identifying the shell Unix and Linux systems today have a number of shells that you can use.

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”.

It used to be one of the joys of writing embedded software was never having to deploy shell scripts. But now with platforms like the Raspberry Pi becoming very common, Linux shell scripts can be a ...

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 ...

After the shell script is written, it is made usable by changing its file status to "executable" with the change mode command (see chmod). Shell scripts are the Unix/Linux counterpart to Windows ...

A shell script is a list of commands that are read by the shell and executed in order. Shell scripts also support some programming language fundamentals, such as variables, flow control and data ...

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.