Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix VSCode Breakpoints Not Hit in launch.json

You set a breakpoint in Visual Studio Code, start debugging with a launch.json confi...

Fix Docker 'No Space Left on Device' on Windows

If you see 'no space left on device' when running Docker on Windows, your Docker virtual ...

Fix Windows Defender Blocked by Third-Party Antivirus

You open Windows Security and see a yellow warning: "Real-time protection is off. Your device...

Windows 11 WiFi Has Internet but Other Devices Work Fine

You're connected to WiFi on your Windows 11 PC, but the network icon shows 'No internet&#...

Fix Nginx Upstream Connection Refused Timeout Error

When Nginx returns 502 Bad Gateway or logs upstream connection refused timeout...

Fix 'pip externally managed environment' Error in Python 3.12
If you're using Python 3.12 on a modern Linux distribution (like Fedora 38+, Ubuntu 23.04+, o...