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 get 'python' is not recogniz...

Fix 'port already allocated' for Nginx in Docker Compose
You're starting your Docker Compose setup with Nginx, and you see "port is already alloca...

Fix 'Python' Command Not Found in Windows 10 64-bit
You open Command Prompt, type python, and see 'python' is not recogniz...

Fix Git Clone Connection Timed Out After 30 Seconds
When you run git clone and see connection timed out after 30 seconds, i...

Windows 11 Update Stuck at 0%: How to Fix
You start a Windows Update, and the progress bar sits at 0% for ten minutes, an hour, or longer. ...

Checklist for Pushing Large Files with Git
You've likely hit this: you try to push a commit, and Git rejects it because a file is too la...