Using a function in bash allows you to create something in Linux that works as if it were a script within a script. Whenever the data being processed matches a set of conditions, your script can call ...

With the right set of functions and aliases, Unix users can save themselves time and trouble and make their Unix accounts a lot nicer to use. In today’s “how to”, we’re going to look at a simple ...

If you're just beginning Bash scripting, you may often find yourself repeating the same commands again and again in your scripts, but a better way exists. I will explain what "DRY" means and how you ...

and only files matching my_test_here would make it onto do_something. I love the while-read pattern, but it just doesn't feel right that there's no simpler, built-in, idiomatic way to write a function ...

Even if you're already familiar with the printf command, if you got your information via "man printf" you may be missing a couple of useful features that are provided by bash's built-in version of the ...

We often read (including in the book Advanced Bash-Scripting Guide by Mendel Cooper) that if we pass variable names as parameters to functions, they will be treated as string literals and cannot be ...