Watching the symphony last night: the conductor provides common ground for the joint activity of playing the music. She is a single point of coordination, that canonical clock that everyone can see at the same time. There is no information delay from the conductor to any member of the orchestra. They are playing from the … Read moredistributed systems in a band
The big news stories are almost always about disasters and terrible things. The good news in life is not nearly so dramatic. The good parts are people helping each other, one-on-one. One building going up, one life improved by science. Each child who grows and learns for another day. This is a property of complex … Read moreGood news, bad news
Elm is perfectly suited to property testing, with its delightful data-in–data-out functions. Testing in Elm should super easy. The tooling isn’t there yet, though. This post documents what was necessary today to get a property to run in Elm. Step 1: elm-test This includes an Elm library and a node module for a command-line runner. The library … Read moreProperty Testing in Elm