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

Fix ERR_NAME_NOT_RESOLVED in Chrome with Google DNS

When you see ERR_NAME_NOT_RESOLVED in Chrome, it usually means your computer can...

Fix Git Pull Unrelated Histories Error: Step-by-Step

You run git pull and see: fatal: refusing to merge unrelated histories....

Fix Cloudflare Wildcard Subdomain and Root Domain Conflict

If you use a wildcard DNS record (e.g., *.example.com) on Cloudflare, you may run in...

Fix Nginx 502 Bad Gateway on Docker Ubuntu

Chrome Memory Not Decreasing After Closing Tabs – Fixes

You close a dozen tabs, but Chrome still eats 2 GB of RAM. This is normal up to a point—Chrome ca...

Fix Edge Sync Stuck on Sign-In Loop

You open Microsoft Edge, try to sign in to sync your data, and it keeps looping back to the sign-...