Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you run pip install and get the error error: externally-managed-environme...

How to Fix 'No Space Left on Device' in Docker on Ubuntu
If you see 'no space left on device' when running Docker commands on Ubuntu, the issue is...

Fix 'Externally Managed Environment' Error on Linux
If you're on a modern Linux distribution (Ubuntu 23.04+, Debian 12+, Fedora 38+, etc.) and ge...

Fix 'npm package json not found' Error When Using npx
When you run npx some-package and see an error like “npm package json not found”...

Fix Docker 'No Space Left on Device' in Container
If you're seeing no space left on device errors inside a Docker container, the c...

Fix 'pip install externally managed environment' Error
If you're seeing pip install fail with a message about an externally managed env...