Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You're typing code in VS Code, expecting autocomplete suggestions, but nothing appears. This ...

After installing Python 3.10 on Windows 10, you might type python in Command Prompt ...

When running Python in Git Bash on Windows, you may see bash: python: command not found

Fix Firefox Secure Connection Failed Due to Cache
You see a 'Secure Connection Failed' error in Firefox, often with messages like PR_CO...

Resolve Python Package Version Mismatch Errors
You run pip install and see errors like “package A requires package B==1.0 but y...

Fix Windows 11 Setup Stuck at 99%
You're installing Windows 11 and the progress bar hangs at 99% for a long time. This is a kno...