[j1elo]

And use the so-called "Bash unofficial strict mode", as described elsewhere.

I prefer this summary of it, because the original includes stuff like changing IFS (the fields separators) which I agree with the Gist author to not include, because it is a Bad Idea to blindly suggest it universally.

EDIT: This gist:

https://gist.github.com/robin-a-meade/58d60124b88b60816e8349...