RubySource: Exit, Exit, Abort, Raise … Get Me Outta Here!
Exit, Stage Left. Every time you enter an irb session, boot a ruby script, or run a test runner you’re starting up a process. This goes for anything on your system, not just Ruby code. For instance, the same is true for shell commands like grep , cat , or tail. We spend lots of time and effort talking about the proper way to write code and ensure that it executes efficiently, but what about how it leaves its mark on the world?
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RubySource: exit, exit!, abort, raise…Get Me Outta Here!