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 ...

Fix pnpm install ETIMEDOUT Errors: Network & Config Checks

When you run pnpm install and it fails with ETIMEDOUT, it usually means...

Docker Compose 'Network Not Found' Error Fix

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

network "my...

VS Code IntelliSense Not Working for Python: Common Fixes

You open a Python file in VS Code, start typing, and no suggestions appear. IntelliSense is silen...

Fix ERR_NAME_NOT_RESOLVED Caused by Antivirus Block

If you see ERR_NAME_NOT_RESOLVED in Chrome, it usually means the browser can'...

Cloudflare DNS Not Updating After Change: Fixes That Work

You change a DNS record in Cloudflare, wait, and the old IP still resolves. This is a common frus...