Debugging with Xdebug Quick-Start Guide

You've been debugging PHP with var_dump and dd() for years. It's time to level up. This course teaches you Xdebug step debugging from the ground up—starting with the counterintuitive mental model that makes everything else make sense, then walking through real-world setup in DDEV, PhpStorm, and VS Code. You'll practice on actual Craft CMS debugging scenarios and finally understand why it breaks (and how to fix it when it does).