Syncing local and remote copies of repositories

Git can be a useful tool for solo developers, but it’s most often used within a team of developers. As we’ve already discussed, Git’s distributed architecture means that every developer on the team has a complete copy of the project’s repository, including all its commits, commit messages, branches, and all the other data and metadata that is included in a repository. Keeping these repositories synced, so that they all have the same information in them, is critically important. If my copy of the repository and your copy of the repository contain different files or different edits to the same files, then I can’t see what work you’ve done and vice versa. And if my copy of the repository doesn’t contain the branches that you’re adding commits to, I can’t review and approve your work. Synchronizing repositories isn’t an automatic process: it involves active participation...