Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You try to pull an image, start a container, or run a build, and Docker stops with: no spac...

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 'nginx: configuration test failed unexpected end of file'
When running nginx -t or nginx -t -c /path/to/nginx.conf, you might see...

Fix ERR_CONNECTION_RESET in Chrome on Mac
If you see ERR_CONNECTION_RESET in Chrome on your Mac, the browser cannot establ...

Fix 'Permission Denied' When Running pip install --user
When you run pip install --user somepackage and get a Permission denied...

Docker Build Context Canceled: Checklist and Fixes
You run docker build and see context canceled before the build finishes...