Checklists for software errors, setup, and tool workflows.

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Fixing Nginx 502 Bad Gateway in Docker Networks

You have an Nginx container proxying requests to another container (like a PHP-FPM or Node app), ...

Fix Windows 11 WiFi Connected but No Internet After Sleep

You wake your Windows 11 PC from sleep, the WiFi icon shows connected, but you can't load any...

Fix VS Code Breakpoints Not Hit in Multi-Root Workspace

If you're using a multi-root workspace in VS Code and finding that breakpoints in some folder...

Fix VSCode Terminal Permission Denied in Python venv

If you see bash: /path/to/venv/bin/activate: Permission denied when trying to activa...

Docker Compose Port Already Allocated: Checklist

You run docker-compose up and get an error like Error starting userland proxy:...

Fix pip Externally Managed Environment Error with pipx
If you're on a modern Linux distribution (like Ubuntu 23.04+, Fedora 38+, or Debian 12+) and ...