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 ...

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 ...

Decimals to Roman numerals—here we hit all the limitations of Bash shell scripting. My last few articles have given me a chance to relive my undergraduate computer science degree and code a Roman ...