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

How to Fix Cloudflare 522 Error (Firewall Blocking)

If you see a Cloudflare 522 error, the connection between Cloudflare and your origin server timed...

Fix Git Authentication Failed in VS Code on Linux

You're working in VS Code on Linux, try to push or pull, and get a popup: "Git authentica...

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 Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

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

Docker Desktop Engine Stopped: Log Location & Troubleshooting

When Docker Desktop reports that the engine has stopped, you often need to check the logs to unde...