Pervasive Code

Here’s a tip for those of you who, like me, back up your data to hard disks instead of tapes. Backing up to the same hard disk doesn’t protect you much (if the disk failed, you’d lose the data and the backup at once), so presumably you’re backing up to a separate physical drive. That means that the backup drive need not spin 24/7. Instead, it only needs to spin at backup time.
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In short, gain with minimal pain, a couple of small hitches. I went single-core to dual-core with a drop-in replacement CPU and it was almost as easy as replacing the batteries in a flashlight.

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A few weeks ago I updated to the latest version of Ubuntu Linux. This is the 7.10 (meaning October 2007) release, called “Gutsy Gibbon”. I encountered a couple of serious issues early on, but now that these are resolved things are running well. I’ll describe the issues and solutions so that anyone else encountering them can easily overcome them.
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Last year I was doing mobile development and there was interesting Linux-as-smartphone-OS stuff going on. Now I’m doing Ruby on Rails development and there’s interesting server grid stuff going on. Here’s what I’m looking forward to finding out more about (all of these are things I’ve been watching or directly researching already):
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