Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You're working in VS Code on Linux, try to push or pull, and get a popup: "Git authentica...

You open Chrome and notice your extensions are missing from the toolbar, or they show up but don&...

If you see a Cloudflare 522 error, the connection between Cloudflare and your origin server timed...

You set a timeout in requests.get(url, timeout=5), but the request hangs for minutes...

You reset Chrome hoping to fix a nagging problem, but now the browser crashes on startup—sometime...

You added a subdomain record in Cloudflare DNS, but it still resolves to the old IP or nothing at...