Docstrings are very useful for centralising documentation in one place, and helps to standarise the information that appears in READMEs, manpages and command-line help. Bash docstrings are a semantic ...

Suppose you are working on a complex bash script to automate a series of tasks on your Linux system. You notice that as it grows, there are certain parts of the script where the same code blocks are ...

You will most often use Bash functions to make your shell life easier; instead of typing out complex command pipelines, create a function and inject arguments. You'd place these in your bashrc file, ...

The calling script must source the entire library; some of the functions depend on one or more of the others. Source the entire library by sourcing autoload.sh. See the comments in autoload.sh for an ...

There are so many applications available to extract various types of archive files. Remembering all options and parameters of each archive tool would be difficult for you. No worries! Today, I came ...

If you're writing a Bash script, you will invariably need to pass values to it—aka arguments or positional parameters. Bash's ...

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 ...

I've recently written about using bash arrays and bash regular expressions, so here's a more useful example of using them to test IP addresses for validity. To belabor the obvious: IP addresses are 32 ...

FFmpeg was designed as a cross-platform solution for video and audio recording, conversion, and streaming. Its About page describes the command-line tool as “the leading multimedia framework, able to ...