Workflow manuals for setup steps, repeatable tasks, and software operations.

Git Push Rejected Non Fast Forward: Troubleshooting Checklist

If you see ! [rejected] main -> main (non-fast-forward) when running

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

Fix 'git remote add origin already exists' Error

When you run git remote add origin <url> and see fatal: remote origin al...