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February 2007
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Archive for February, 2007

Useful tip to see if you’ve been cracked

Crappy couple of days at work dealing with a security compromise. Our sysadmin showed me a handy trick, though. If you think your machine has been compromised but a rootkit scan comes up clean, check the change times on key system binaries. If a cracker just *patches* the binaries instead of removing them and replacing […]

Anti-alcoholism comic book ad

Anti-alcoholism comic book ad Originally uploaded by bsadler. Alcoholism is a terrible problem in the Canadian North, especially in Inuit communities. Hardly a surprise… mix genocide, high unemployment, cultural devestation, and generations of church sponsored sex abuse with months of unending darkness and killing cold, and it isn’t too surprising that some folks turn to […]

I’m free from Verizon!

I have had Verizon cell phone service since July 2005. It has been a terrible experience. First, they lied to me about coverage in Charlottesville. They claim to have coverage in Charlottesville, but they actually only have “extended” coverage, which means that occasionally my phone will stop working and I have to drive 45 minutes […]

the beauty of Venn diagrams

This is a beautiful short film that uses visualization techniques like Venn diagrams, flow chart symbolism and graphs to describe topics one does not usually associate with these explanatory techniques. I hope we can use this next time we teach a data visualization class in the library.