On leaping knowing you have a net. Dorothy Parker on writer's block, finding the farmers at the farmers market, Sam Deane's Stepping Back, Maggie's Link to "Why are you like this", and Carl Hewitt on the Actor model.

A journey back to elementary school math and a test for whether or not a number is divisible by three.

Here's an example from an app I'm playing with in which I'm using reduce() to pass state to the items being iterated over.