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

How to Resolve Git Merge Conflicts on the Same Line

You run git merge and get a conflict marker on a single line. The file shows both ve...

Fix DNS Probe Finished NXDOMAIN for a Specific Website

If you see the error "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome when trying to visit a speci...

Fix Nginx 502 Bad Gateway with Docker Multiple Containers

If you run Nginx as a reverse proxy in front of multiple Docker containers, a 502 Bad Gateway err...

Fix 'fatal: refusing to merge unrelated histories' in Git

You cloned a repository, made some commits locally, and now when you try to git pull...

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

How to Fix Windows Update Error 0x800f081f

Error 0x800f081f typically appears when you try to install a Windows update, especially a cumulat...