Posts tagged “testing”
Steve Krug on Usability Testing
Good introduction to usability testing on a budget: Download free chapters on user testing from Steve’s book, Don’t Make Me Think.
Wise Words from Martin Fowler
I’ve become quite obsessive about unit testing recently, and in particular the PHPUnit testing framework. A big proponent of test-driven development is Martin Fowler, and I keep one of his quotes in a sticky note on my desktop as a little reminder: Whenever you are tempted to type something into a print statement or a [...]
Singletons and global state
A very useful article from Google’s MiÅ¡ko Hevery about the problems with the Singleton design pattern. Essentially, Singleton’s rely on a global instance variable which could point to any number of other variables, thus creating a global state. This causes problems when you want to test your code. Root Cause of Singletons Top 10 things [...]