Checklists for software errors, setup, and tool workflows.

Docker Compose 'Network Not Found' Error Fix

When running docker compose up, you might see an error like:

network "my...

How to Create a Docker Network If Not Found

When you run a Docker container and get an error like network not found, it means th...

Fix 'docker network not found default network' Error

When you see docker network not found default network, it usually means Docker can&#...

Fix 'Permission Denied' Error When Saving VS Code settings.json

You open VS Code's settings.json (either user or workspace), make a change, and try to save. ...

Fix Nginx Upstream Connection Refused Error

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

Fix Firefox Secure Connection Failed Due to Proxy Settings

If you see "Secure Connection Failed" in Firefox and suspect a proxy is involved, you'...