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 ...

Once you’ve gained a solid understanding of Linux and mastered the various commands available, your next big win comes in the form of shell functions. Code wrapped in a function can be reused by your ...

While Linux systems install with thousands of commands, bash also supplies a large number of “built-ins”—commands that are not sitting in the file system as separate files, but are part of bash itself ...

When spending most of your day around bash shell, it is not uncommon to waste time typing the same commands over and over again. This is pretty close to the definition of insanity. Luckily, bash gives ...

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 ...

Discover the Bash shortcuts terminal experts rely on daily. Master navigation, history, aliases, and tab completion to work faster in 2026.

Anytime you’re planning to do a lot of calculations on a Linux system, you can use the power of bash to create a quick function and then use it repeatedly to do the calculations for you. In this post, ...

If you’re a beginner, it may take years before you encounter these simple tricks. In five minutes, I can make you better.