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Surprise Me!
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By gst
via dablog.rubypal.com
Published: Feb 20 2007 / 14:23

The Magic Pens of Ruby
I’ve recently found myself describing single objects yielded by iterators as “magic pens.” Though it may sound more psychodelic than technical, it’s actually proven to be a good way to explain these objects and give people a feel for why an iterator would only yield one object in the first place.
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