I highly recommend https://github.com/koalaman/shellcheck https://github.com/koalaman/shellcheck It's a wonderful piece of software to help and guide users writ

I highly recommend https://github.com/koalaman/shellcheck https://github.com/koalaman/shellcheck It's a wonderful piece of software to help and guide users writing shell scripts. Hook it up to your editor/IDE and all those arcane caveats will be things of the past.