Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open a Go project in VSCode, start typing, and get no autocompletions, no hover info, no erro...

You log into Windows 10, and the taskbar is nearly empty—no icons for open apps, pinned programs,...

If you see error 0x80040c41 when searching in Windows, the indexing service is likely stuck due t...

You’re upgrading to Windows 11 via the Installation Assistant, and it gets stuck at 99%. The prog...

When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Fix Nginx Upstream Connection Refused in Docker
You have Nginx running, either on the host or in a container, proxying to another Docker containe...