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

Docker Compose Ports Not Working: Common Fixes

You've defined ports in your docker-compose.yml, but containers aren't reachable on the e...

Fixing Node Sass Build Failures on Linux

Fixing Cloudflare Wildcard Subdomain Proxy Errors

If you've set up a wildcard DNS record (e.g., *.example.com) in Cloudflare and a...

Fix Git SSL Certificate Problem on Corporate Networks

If you see git SSL certificate problem: unable to get local issuer certificate while...

Fix ERR_NAME_NOT_RESOLVED on All Sites in Chrome

If Chrome shows ERR_NAME_NOT_RESOLVED on every site you visit, it means your bro...