Here’s a somewhat obvious thing I learned today and wanted to share.

Debugging or stepping through minified JavaScript in a web browser is a complete PITA. Try setting a breakpoint when everything is on the same line.

Enter the "Pretty Print" button in Google Chrome Developer Tools. It formats your JavaScript nicely and you can even get stuck in with debugging:

See also:

• Reading Minified JavaScript - thebeebs - Site Home - MSDN Blogs
• Introduction to JavaScript Source Maps
• Source Maps 101