Monthly Archives: June 2005
Uwharrie Hike
I went on my first backpacking trip this week-end. It was a one-night trip with Scott in the Uwharrie National Forest which is a little-known park in central North Carolina. We combined two trails to make about a 10-mile loop, … Continue reading
Find Primes Updated
I’ve updated the FindPrimes Benchmark page with results running under Windows. I also updated the C++ code to work around the GCC compiler bug that produced incorrect results at higher levels of optimization, so now the Xcode C++ times are … Continue reading
FindPrimes Benchmark
I’ve posted a short write-up with code of a FindPrimes Benchmark to compare Java, C++ and C# execution speeds on my Mac. Summary: C++ takes 1.5 – 2 times as long as Java and C# takes 3 times as long … Continue reading
Exploring Minimax
I’ve been playing around with the GNU Chess code trying to understand the minimax algorithm and its alpha-beta pruning. The pruning offers a chance for a huge optimization if you can immediately refute candidate moves. Unforunately, refuting a move often … Continue reading
Deer Attack Quickly
One downside of living in a heavily-wooded neighborhood is the abundance of deer and other pests. They decimated our azaleas over the winter but have left us mostly alone this spring. I guess there’s plenty to eat this time of … Continue reading
Introducing Chessbox
My Java port of GNU Chess is now available at a new domain name www.chessbox.org, which is just a redirect to www.forthgo.com/chessbox/. The tagline for chessbox is “a collection of chess pieces” allowing it to be a home for various … Continue reading