Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open Command Prompt, type python, and see 'python' is not recogniz...

Fix VSCode IntelliSense Not Working for Rust
You open a Rust project in VSCode, start typing, and get no completions, hover info, or error hig...

Fix npm run build Failed on macOS: Common Causes and Solutions
If you're on macOS and npm run build fails, you're not alone. This command o...

Remote Desktop Connection Fails: RDP Port Not Open
You try to connect via Remote Desktop, but the client says it can't connect. One of the most ...

Git Merge Conflict: Keep Both Files Instead of One
When you run git merge and get a conflict, Git stops and marks the conflicting files...

Fix Error 0x80070080 When Windows Update Stuck
You see error 0x80070080 and Windows Update hangs at a certain percentage. This usually means a p...