Category: programming languages

3D vector operations are quite useful and common in the math world, especially when it involves the geometry. The following is a simple class made in PHP that encapsulates …

I wrote these PHP functions to compute matrix determinant for 2×2 and 3×3 matrices long time ago and I share these three simple functions here just in case someone …

The Tweeter is not good at displaying all tweets. I have more than 600 tweets so far (most of them are sent by PHP script at VPS). If you …

.NET offers the LINQ to write code in a concise and elegant way. In most of cases, there is no performance difference between a LINQ statement and its normal …

The echo always responses the same text as input until you terminates it by Ctrl+C or Ctrl+Z (End of Line). This is more useful than “Hello, World” in the …