Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open the integrated terminal in Visual Studio Code using Ctrl+` (or Cmd+`<...

Fix Nginx 502 Bad Gateway on Docker Ubuntu
You're running Nginx as a reverse proxy inside Docker on Ubuntu, and suddenly you see

Fix 'python' Command Not Found in Windows PowerShell
When you type python in Windows PowerShell and see python : The term 'pyth...

Fix pnpm Permission Denied Errors on macOS
When running pnpm on macOS, you may encounter a EACCES: permission denied error, esp...

Fix Git Clone Connection Timed Out Due to Proxy Settings
You run git clone https://github.com/example/repo.git and after a long pause you get...

Fix Git Clone Connection Timed Out Due to Firewall
You run git clone and after a long pause see connection timed out. This...