Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open a TypeScript file in VSCode, start typing, and get no autocomplete, no hover info, no er...

You start a Docker container, it runs for a second, then stops. No error messages, just a quick e...

You've run the Windows 11 Installation Assistant, it reached 99% after restart, and now it...

If you see an error like fatal: Unable to create 'path/to/repo/.git/index.lock': Fi...

Fix VS Code Permission Denied Error on Windows 11
If you see "permission denied" when saving files, running terminals, or using extensions ...

Fix VSCode Terminal Not Opening with Python
You try to run a Python script in VSCode, click the terminal tab, and nothing happens—or the term...