Let’s Play with CodeIgniter
Here’s a basic introduction to CodeIgniter, an open source Web framework that helps to quickly develop dynamic websites with PHP. To get started, you need to install the framework (I assume you already…
Better Queries with MySQL, Part 2
Last month, we created a simple table with an index. The idea was to understand how indexes work in MySQL. For this, we populated the table with 100 rows, and ran EXPLAIN with…




