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

Fix Cloudflare Origin Certificate Error After SSL Change

You changed your SSL/TLS setting in Cloudflare (for example, from Flexible to Full or Full Strict...

Nginx Redirect Loop Not Working: Causes and Fixes

You've set up a redirect in Nginx, but instead of landing on the intended URL, the browser sh...

Docker Container Exits Immediately in Foreground Mode: Fixes

You run a Docker container with docker run -it myimage and it exits immediately. The...

Docker Compose Ports Not Working: Common Fixes

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

Fix Chrome Slow and High Memory Usage

If Chrome feels sluggish and your system is running low on memory, you're not alone. Chrome i...

Fix Cloudflare Wildcard Subdomain Redirect Loop