Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You've edited files in VS Code, but the Source Control panel shows no changes. The git icon m...

You set an environment variable in your shell, but Docker Compose ignores it. This is a common pi...

You open a file or run a task in VS Code and see Error: EACCES: permission denied, open ...

Fix npm run build Failed with PostCSS Error
You run npm run build and see a PostCSS error. This often happens after updating pac...

Git Push Rejected Non Fast Forward: How to Fix
You run git push and see: ! [rejected] main -> main (non-fast-forward)

Docker Desktop Engine Troubleshooting Checklist
When Docker Desktop fails to start or the engine stops responding, the cause is often a misconfig...