[From mid-2008] My dishwasher’s been making a bad grinding noise that, I think, is the remnant of a broken coffee cup sloshing around in the sprayer assembly. I noticed the screws holding this on are the TORX shape. This got me wondering about the type of screws available and what their trade-offs were. Enjoy! The

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Nutrition Course External References

… speaking of great Coursera offerings, I just finished Katie Ferraro’s excellent Nutrition for Health Promotion and Disease Prevention course.  Its focus on evidence-based medicine was refreshing and helped clear up a lot of confusion I’ve had from contradictory sources over the years.  Since Coursera content is prone to being archived, I wanted to preserve the extensive set

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Reflections on Coursera

Charles “Dr Chuck” Severance put together an interesting video on his reflections on Coursera from his “Internet History, Technology, and Security” class.  Some areas in the video that I’d call out: 01:42 – 02:45 — Chuck shows us how cozy his instructor’s room is.   He expands upon the technology setup here, but it’s basically a couple

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Online classes

This fall, Stanford has been offering free online classes this fall in three subject areas of computing: Artificial Intelligence, Databases, and Machine Learning.   It’s different from MIT’s excellent OpenCourseWare series in that Stanford is offering a course you can play along with while MIT is providing the materials for self-study. For two of the courses, two

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Dolphin Kick

When I first heard someone mention the term dolphin kick, I thought it was a reference to the 1980s Patrick Duffy show, Man from Atlantis. The BBC says the dolphin kick “replaces a standard underwater leg kick with a whipping motion that minimizes water resistance.”[1] It’s a little easier to make sense of this if

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