A Simple Beowulf Cluster

As I mentioned previously, one of the reasons I built another quad-core PC was that I wanted to do some experiments with high performance computing. Even though the idea of a two-node mini cluster does not sound like much, the…

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SQL Injection Attacks Still Common

Once a while, I would comb through my server logs to see i there is any unusual activities. Among all types of "attacks" that I could identify within my server logs, It seems that SQL injection attacks are still the…

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A Fun Week

My old Dell Dimension 4100 (Pentium III, 1GHz, 512MB) has been running faithfully for around eight years now. And after I switched my blog engine from dasBlog to WordPress, I have been using it as my web server.

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TBB Mandelbrot Set

In an earlier post, I created a simple prime finding program using Intel’s TBB (Thread Building Block). The main benefit of using TBB is that threading and thread synchronization mechanism are abstracted away within the TBB library so we do…

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