Category: php

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 …

Showing only the post excerpts in home, search, tag or archive pages is useful if your posts are particularly long. The readers won’t have to scroll down the page …

In wordpress pages/posts, there is a comment form that allows users to post comments. The API for this is comment_form(), which can be found in theme template file comments.php. …