Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You try to install a Python package with pip, and get an error like error: externally-manag...

Fix VS Code Breakpoints Not Hitting in WSL
If you're debugging a project in WSL and VS Code breakpoints aren't being hit, you're...

Python Requests Timeout Not Waiting: Fixes and Checks
You set a timeout in Python's requests library, but the call either hangs foreve...

Fix VS Code 'Cannot Save File: Permission Denied' on Mac
You're editing a file in VS Code on your Mac, hit save, and get: 'Failed to save:...

Fix VSCode Terminal Not Opening with Python
You try to run a Python script in VSCode, click the terminal tab, and nothing happens—or the term...

Fix Explorer.exe Keeps Restarting in Windows 10
If your File Explorer (explorer.exe) keeps restarting on Windows 10, you'll see the taskbar a...