Archive for April, 2006

Apr 30 2006

“Looping” an audio file with Sox, Lame and mkfifo

Published by Kyle Cordes under Technology

Today I needed a very long (3 hour) MP3 audio file to use for an experiment; a test file with some music on it. My first thought was to start a MP3 audio recorder, turn on the radio, and leave for 3 hours.
But impatience is among the three great virtues of a programmer, so [...]

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Apr 25 2006

Conference / User Group Member Photographs

Published by Kyle Cordes under Technology

Here is an idea I picked up at AYE and again at ETech; I mentioned it at the Ruby UG last month, and am writing it up here to encourage its use.
A common problem at growing and changing groups of people (such as user group members, conference attendees who see each other rarely, etc.), is [...]

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Apr 19 2006

St. Louis Code Camp – I’ll be speaking, you can too

Published by Kyle Cordes under Technology

My friend Brian Button is still looking for St. Louis Code Camp speakers; if you’ve thought about giving a user group talk, this is a great way to get your feet wet.  A “code camp” is an informal event, likely with a lot of group discussion.  You don’t need a large topic or a long [...]

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Apr 18 2006

Refactoring to Patterns? No, learn the primitives.

Published by Kyle Cordes under Technology

Last night at XPSTL, John Sextro gave a talk on the “Move Embellishment to Decorator” refactoring as described in Joshua Kerievsky’s Refactoring to Patterns book. I greatly enjoyed and benefitted from the original Design Patterns book (from the Gang of Four) which was already old (published 1994) when I heard about it and bought [...]

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Apr 16 2006

Intel Integrated Performance Primitives Bewilderment

Published by Kyle Cordes under Technology

I’ve been evaluating Intel’s Integrated Performance Primitives, a set of libraries for low-level signal processing and image manipulation. These appear to be very well engineered at the lowest levels, but the packaging is a mess, as I’ll describe below. The point of these libraries is that they use the various enhanced CPU instruction [...]

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Apr 08 2006

Why I will also never deploy with Java Web Start again

Published by Kyle Cordes under Technology

Keith Lea pointed out that he will never deploy with Java Web Start again.
With Web Start in its current form, he’s be deploying with it long before I will use it again.  “Never” is much too soon.. here is why, echoing and expanding on Keith’s experiences. Some of these things are not Web Start’s [...]

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