Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you're on a modern Linux distribution (like Debian 12, Ubuntu 23.04+, Fedora, or Arch) and...

You run npm run build and it fails with errors like SyntaxError: Unexpected to...

Fix Windows 11 Update Stuck at 0% – BITS Service Issues
You click 'Check for updates' in Windows 11, and it sits at 0% for minutes or hours. Ofte...

Git Detached HEAD Warning Explained: Causes and Fixes
You see a warning: "You are in 'detached HEAD' state." This happens when you chec...

Fix Python UnicodeDecodeError 'charmap' Codec
You're reading a file in Python and get:
UnicodeDecodeError: 'charmap' ...

Windows Update Service Troubleshooting Checklist
When Windows Update stops working, the update service itself is often the culprit. You may see er...