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Quicktime Movie thumbnailer for Mediawiki

September 27th, 2010

Here’s a basic mediawiki extension to render thumbnails for quicktime (.mov) files. Mediawiki (the engine that powers Wikipedia) doesn’t understand Quicktime files by default, so doesn’t produce thumbnails for them.  I hacked together this extension to create thumbnails for the movies so you can browse through snapshots of the movies in the search results, media […]

Convert The Economist Audio Edition into an iPod audiobook with chapters

April 18th, 2010

This script re-orders The Economist Audio Edition mp3 files into an iPod audiobook, allowing you to resume from the last listened position and includes chapter marks for each story, and original artwork. I’ve been very happy since The Economist started their audio edition—now I can listen to the whole of the magazine on my iPod!  […]

1 Comment | Posted in Computer

Embedding a 3D figure into a PDF

November 9th, 2009

How do you share a 3D diagram? Acrobat! It turns out that the ubiquitous Acrobat Reader contains a 3D engine that works great for distributing interactive 3D figures.

Setting bash variables from an XML file

November 8th, 2009

Here’s a quick way to set bash variables using data from an XML file

Posted in Computer, How To

Comet tutorials

September 7th, 2009

In my first attempt at making screencasts, I’ve posted two tutorials on how to get the comet program working on OS X.

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Installing VTK on Mac OS X

September 6th, 2009

Download Universal Binaries of the VTK libraries for OS X here (also how to build them yourself). The comet program uses VTK for all its 3D rendering—if you want to compile comet with 3D output, you’ll need to link against the VTK libraries.

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Building GSL as a Universal Binary

September 5th, 2009

Here’s a universal binary of the Gnu Scientific library (GSL) for OS X, including the ppc, ppc64, i386 and x86_64 architectures. Works with Leopard and Snow Leopard.