Monthly Archives: February 2011

Twin prime conjecture and the Pentium division bug

Twin primes are pairs of primes that differ by 2. For example, 3 and 5 are twin primes, as are 17 and 19. Importantly, so are 824633702441 and 824633702443. More on that in a minute. No one knows whether there

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Posted in Math

Mac has gotten harder to use, Windows easier

CHI Conversations has posted a talk by Jef Raskin, designer of the first Macintosh, entitled Macintosh: Lessons Learned, Lessons Lost. The talk was recorded in 2004, about a year before Raskin’s death. Much of the talk is devoted to Macintosh

Posted in Computing

Weekend miscellany

Rap videos I’m reading a book Fear the Boom and the Bust, Sequel Computing C# interactive shell Studying the dangers of spreadsheets Computing efficiency trends Email as spectroscopy Snowstorm Snow in Houston Satellite photos of snowstorm Snowdecahedra (scroll horizontally) Work

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LEGO blocks and organ transplants

People have been comparing software components to LEGO blocks for a couple decades. We should be able to assemble applications by snapping together modular components, just like LEGOs. There has been progress, but for the most part we haven’t realized

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Posted in Software development

Keyboard shortcuts for Mac, Linux, and Windows

As many of you know, I have a Twitter account @SansMouse that posts one Windows keyboard shortcut per day. I’m starting to experiment with adding Mac and Linux keyboard shortcuts as well. For Linux, I’ll stick to Ubuntu with the

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Interview with David Spiegelhalter

Samuel Hansen interviews David Spiegelhalter on his mathematical podcast Strongly Connected Components. From the show notes: On today’s episode of Strongly Connected Components Samuel Hansen called up the Winton Professor for the Public Understanding of Risk, as well as Senior

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Posted in Statistics

Top five pages

Here are the most popular pages on this site that are not blog posts. Aside from the home page, the five most popular pages are: PowerShell cookbook R programming for those coming from other languages Diagram of probability distribution relationships

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