Checklists for software errors, setup, and tool workflows.

Fix Nginx 502 Bad Gateway with Docker and PHP-FPM

You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...

Activate Python Virtual Environment in VS Code

You've created a Python virtual environment but can't get VS Code to use it. The terminal...

Fix npm ERR! enoent ENOENT: package.json Not Found in node_modules

You run npm install or npm start and get something like:

...