Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When working with system files, services, or certain development tools, you may need to run the V...

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

You run git pull or git merge and get:

fatal: refusing to...

Fix VSCode Terminal Permission Denied in Python venv
If you see bash: /path/to/venv/bin/activate: Permission denied when trying to activa...

Fix Python venv Not Activating in CMD
You create a virtual environment with python -m venv myenv, navigate to the Scripts ...

Fix Git Push Rejected Non-Fast-Forward After Pull
You run git pull, then git push, and get: ! [rejected] non-fast-f...