GitHub Made Crystal Clear · chapter 1: The GitHub moment
Where is my file right now
2026-08-27
The remote repository is the copy on GitHub. git push "updates the remote repository with any commits made locally to a branch". Until you push, nothing you did exists anywhere but your laptop. That single sentence resolves most of the "I committed it but my teammate cannot see it" confusion.

This diagram is one of many in GitHub Made Crystal Clear.
Every chapter opens with the gist, draws the hard ideas, and ends with recipes and sources.
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