Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you're seeing error: externally-managed-environment when trying to pip ...

Docker Compose Environment Variable Not Set in Container: Fixes
You ran docker-compose up, but the environment variable you defined isn't availa...

Fix 'node-sass build failed python not found' Error
If you see node-sass build failed python not found when running npm install

Python Virtual Environment Not Activating on Ubuntu: Fixes
You've created a Python virtual environment on Ubuntu, but when you run source venv/bin...

Fix DNS Probe Finished NXDOMAIN Not Working on WiFi
If you see "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome while connected to WiFi, your browser ...

How to Recover Stashed Changes in Git Detached HEAD
If you've stashed changes while in a detached HEAD state in Git, you might worry they're ...