Shell scripting automates repeating actions. It is reliable, used in server startup scripts in Linux. It is fast to use, simply write the same commands as you do in command line.

This article is a work in progress.

A sample shell script that runs ‘ls’ and ‘pwd’ one after another.

$ nano lspwd

#!/bin/bash
ls
pwd

$ chmod a+x lspwd

$ ./lspwd
foo   Examples
/home/tero/

aboutusers – “for each” is the most important control structure in shell scripts.

http://tldp.org/LDP/abs/html/ Best bash scripting reference. Don’t run the first example that does something as root.

Per user bin