Right and left folds, primitive recursion patterns in Python and Haskell

A “fold” is a fundamental primitive in defining operations on data structures;
it’s particularly important in functional languages where recursion is the
default tool to express repetition. In this article I’ll present how left and
right folds work and ho… Read more


Python Oddities

When you tweet with a location, Twitter stores that location. You can switch location on/off before each Tweet and always have the option to delete your location history. Learn more ... (more…)

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