If you're writing a Bash script, you will invariably need to pass values to it—aka arguments or positional parameters. Bash's approach is a little clunky, but it works. Examples are the easiest way to ...

The case statement in the bash shell provides an interesting and easy alternative to the more complex if statements. They represent the simplest form of the kind of logic that evaluates multiple ...

The trap statement in bash causes your script to execute one or more commands when a signal is received. One of the useful things you can use this for is to clean up temporary files when your script ...