Checklists for software errors, setup, and tool workflows.

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Fix Cloudflare Wildcard Subdomain Not Working with WordPress

You set up a wildcard DNS record in Cloudflare (e.g., *.example.com) expecting all subdomains to ...

VSCode IntelliSense Not Working for React: Fixes

You open a React component in VSCode, start typing a prop or a hook, and get no suggestions. Inte...

How to Disable pip's Externally Managed Environment Warning

If you see the error error: externally-managed-environment when trying to install Py...

How to Stop Nginx Redirect Loop: Practical Fixes

An Nginx redirect loop (too many redirects) usually appears as a browser error after multiple 301...

Fix Docker Compose Environment Variable Missing Errors

You run docker-compose up and see errors like WARNING: The VARIABLE_NAME varia...