Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you see fatal: unable to access 'https://...': SSL certificate problem: unable...

Fix WiFi No Internet After Windows 11 Update
After a Windows 11 update, you might see your WiFi connected but with no internet access. This is...

Git index.lock File Exists Even After Deleting: Fixes
You delete the .git/index.lock file, but Git still says it exists. This can happen d...

Fix VSCode Terminal Error spawn ENOENT
When you open the integrated terminal in Visual Studio Code and see the error spawn ENOENT<...

Fix VS Code Terminal Not Opening Due to Settings
You click the terminal panel icon in VS Code, but nothing happens. The panel doesn't slide up...

Fix Docker Compose Port Already Allocated for PostgreSQL
You run docker-compose up and see an error like "Error starting userland pro...