Iterators in Go(Updated: 9/8/2013 Added “Stateful Iterators†thanks to ryszard.) I’ve been using Go to implement some performance-sensitive services recently and, so far, it’s been a very nice. When writing Go code, it often feels like a (slightly verbose) scripting language, but has nice type-safety and good performance. But I’ve realized that this feeling is really only true on a line-to-line basis. What I’ve
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