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

Fix Windows 11 Installation Assistant Stuck at 99% in Safe Mode

If you're running the Windows 11 Installation Assistant in Safe Mode and it gets stuck at 99%...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist

Docker Container Exits Immediately with Code 0: Fixes

You run a Docker container and it stops almost instantly with exit code 0. This means the main pr...

How to Fix Git Refusing to Merge Unrelated Histories

When you try to merge two Git branches that have no common commit history, Git stops you with the...

Fix Docker Nginx 502 Bad Gateway Upstream Error

When running Nginx as a reverse proxy in Docker, a 502 Bad Gateway error with 'upstream' ...

Fix Windows Defender Error 0x800704ec: Real-Time Protection

If you see error code 0x800704ec when turning on Windows Defender real-time protection, the servi...