Check out how you can ensure that proper arguments are passed to your bash scripts.

It is easy to dismiss bash — the typical Linux shell program — as just a command prompt that allows scripting. Bash, however, is a full-blown programming language. I wouldn’t pres… ...

Once a script is prepared and tested, you can get a significant task completed simply by typing the script's name followed by any required arguments.

It's not hard to create and run a shell script in Linux distros like Ubuntu, but there are a few non-obvious pitfalls you need to avoid. Here's a quick example of how to execute a script in Linux.