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 ...