More Visitor (in Python)

Right after writing the previous post on the Visitor pattern in Python I picked up another paper on the same topic, Visitor Combination and Traversal Control. Of course this one also used Java for its examples, so once again I decided to use Python to explore the ideas presented. The first part of the paper …

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Silly realisation

I bet a lot of people would consider this to be fairly obvious, but today, while solving the fourth of Google’s Treasure Hunt problems I realised just how similar in essence laziness+infinate lists in Haskell is to generators in Python. It’s just much easier to work with the former

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