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JAVA Diamond Square Generator
For a proof-of-concept GLSL shader I’ve been working on, I needed a random Diamond Square texture as input; a little bit of work yielded me this JAVA applet, which I then was able to easily fine-tune for my needs: Source Code: (Download)
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Magic Triangle w/Kerberos in OS X 10.6
I was recently handed the task of integrating Mac OS X 10.6 into our so-called Magic Triangle authentication environment. To make things more interesting, Macs here are treated as UNIX workstations, and thus not bound to AD. A quick search on Google yielded a long discussion on Kerberos support (or not) in Mac OS X […]
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Distributing a single screen saver for 10.4, 10.5 and 10.6
In an earlier post, I discussed some Xcode settings that would simplify creating a Universal Binary screensaver that would run on all three versions of Mac OS X. Since that post, I’ve run into some problems and had some feedback, and discovered additional possible problems and solutions. First off, there are a confusing number of […]
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MAIL FROM vs From vs Sender – exploiting SPF
After 10 years of managing computer networks, I still learn something new almost every day. This week I inadvertently discovered that there were many more ways of “identifying” the sender of an e-mail that I had ever known (or in this case, of spoofing the sender an an e-mail). Despite having multiple layers of SPAM […]
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Why you can’t afford NOT to have an online identity
In this age of social networking, there’s no limit to the selection of sites you could sign up for… MySpace, Facebook, Twitter, LinkedIn, Xanga, Blogger – the list goes on. From time to time, I run into the occasional person who absolutely refuses to so much as sign up for any of these sites. They […]