Is your character set getting screwed up in MySQL? Here's how to use UTF8 consistently without encoding mismatches ... Using UTF8 Character Set with MySQL.
Is running your entire test suites taking forever and driving you crazy? If they touch the MySQL server, then try this quick configuration tip.
Are you struggling with PHPUnit and mock objects? Maybe this short tip will help you out ...
This is a short blog article to help get unit tests running for PHP.