Debugging,
explained one step at a time.

Six short, click-through lessons on finding and fixing what's actually broken.

Reading a Stack Trace

Finding where an error actually came from.

Bisecting your way to the exact broken commit.

Freezing your program to look inside it.

Narrowing down a bug with a few well-placed logs.

Shrinking a messy report into a reliable trigger.

Fixing why it broke, not just how it looks.