About a month ago a teacher from Switzerland reached out to me with a feature request for https://goodenoughgolfers.com, so I threw together an update. What’s new this week: The Prefer splitting these groups box lets you enumerate groups of players that should be split up if possible. It’s similar to Never allow these pairs but…
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Leaving Code.org
August 14, 2020 was my last day at Code.org.
Read moreCSSOM and CORS in Chrome 64
Every once in a while a programmer runs into a bug worth sharing. Our team had one of those today. Students were unable to use Design Mode in App Lab, but the issue only happened on Chrome, and only if the user had installed a browser extension that injects an external stylesheet into the page….
Read moreGood Enough Golfers
Twenty golfers wish to play in foursomes for 5 days. Is it possible for each golfer to play no more than once with any other golfer? Find out for yourself. This is known in mathematics as the Social Golfer Problem. Over Thanksgiving 2017, my dad posed a very similar problem: 28 students in discussion groups…
Read moreTwelve Months of Test Metrics at Code.org
Recording of a presentation I gave at AllDayDevOps 2017 online conference (2017-10-24), on our year-long effort to improve the reliability of our tests. Presented online to a live audience of about 300 people. [Slides]
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