Checklists for software errors, setup, and tool workflows.

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Python Virtual Environment Not Activating on Mac: Fixes

You open Terminal, run source venv/bin/activate, and nothing happens—or you get an e...

Nginx Redirect Loop: Common Causes and Fixes

You set up a redirect in nginx, but now your browser shows 'redirect loop' or 'too ma...

Fix 'pip externally managed environment' on Ubuntu 23.04

If you're on Ubuntu 23.04 (Lunar Lobster) and try to install a Python package with pip, you m...

Fix VSCode Breakpoints Not Hitting in TypeScript

You set a breakpoint in a TypeScript file, run the debugger, and execution never pauses. This is ...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer

You try to clone or pull from a remote repository and get: fatal: unable to access 'htt...

Fix Windows Update Error 0x80070002 on Windows 11
If you see error 0x80070002 when running Windows Update on Windows 11, it usually means Windows c...