Knowledge base for software setup, errors, and daily tool work.

Fix ENOENT Error: package.json Not Found in React App

When running npm start or npm install in a React app, you may see an er...

Fix Nginx Upstream Connection Refused & Upstream Not Found

When you see upstream connection refused or upstream not found in your ...

Fix Python Permission Denied When Running pip install -r requirements.txt

Fix Nginx Upstream Connection Refused Error

When Nginx returns upstream connection refused in your error logs, it means Nginx tr...