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From http://www.codeodor.com/images/frustrated.jpg

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“Beware of bugs in the above code; I have only proved it correct, not tried it.” — Donald Knuth

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From http://thecollaboratory.wikidot.com/2013-philosophy-of-thought-logic

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Use binding.pry Easier to write. Easier to read. Can explore interactively. Can fix things interactively.

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Use binding.pry whereami $ (aka. show-source) ls edit

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Use binding.pry cd ? (aka. show-doc) up (and down) try-again (with rescue rails server) help

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Debugging is fun 49.9% of your time is spent debugging. Optimize that. Pry can help.

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Questions? @ConradIrwin