Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You see a message like 'You are in 'detached HEAD' state' when checking out a com...

You click 'Check for updates' in Windows 11, and it sits at 0% for minutes or hours. Ofte...

You're browsing in Chrome and see a full-page warning: Your connection is not private...

Fix Nginx Upstream Connection Refused Socket Error
When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Fix Node Sass Build Failure Due to Node Version Mismatch You run npm install and see an error like Node Sass does not yet support your ...

Fix VSCode Git Authentication Failed: Permission Denied If you see 'Git authentication failed' or 'permission denied' when pushing or pul...