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 ...

Bash functions are essentially reusable wrappers around commands. You can use them to define complex command pipelines or to perform some detailed work and echo the result. They accept arguments and ...

In this article, I want to cover a more fundamental aspect of shell scripting: working with command arguments. I suspect that most shell scripts go through an evolution with their command flags, ...

If you run into problems building, testing or running complex bash scripts, don’t lose heart. There are many ways you can help ensure that your scripts will work flawlessly. In this post, we’ll ...

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. Developing scripts to handle your more complicated ...

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 presume to tell you that ...