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

How to Push a Git Detached HEAD to Remote

You're working on a Git repository and realize you're in a 'detached HEAD' state....

Fix Git Merge Conflicts with Deleted Files

You're in the middle of a merge and git stops with a conflict. One side deleted a file, the o...

How to Set Python Requests Timeout for the Entire Request

When you use the Python requests library, a request can hang indefinitely if the ser...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist

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 index.lock File Exists Error on Windows

If you see fatal: Unable to create 'index.lock': File exists. when running G...