Limit Everything: Timeouts for Shell Commands in Ruby

I have talked about limiting everything before, but I love examples, so I thought I would start bringing some out of the woodwork. How many times have you whipped out backticks or one of the million other ways you can shell out in Ruby? If you are like me, the answer is a lot, and if you are not like me, then I hate to break it to you, but you likely use gems that do and just never investigated.