git-push:tldr:0380e

The command git push is used in Git version control system to push local changes to a remote repository.

When you make local changes to your repository (e.g., adding, modifying, or deleting files, or making commits), those changes are only reflected in your local copy of the repository. To share these changes with others or synchronize them with a remote repository (such as one hosted on GitHub or GitLab), you need to push them.

The git push command performs the following actions:

1. It identifies the remote repository you want to push your changes to. This is typically specified as the name of the remote repository (e.g., origin) and the branch you want to push (e.g., main).
2. It checks if your local branch is up to date with the corresponding branch in the remote repository. If not, you might need to pull the latest changes from the remote repository before pushing.
3. If your local branch is up to date or after you have pulled the latest changes, git push transfers all your local commits and changes to the remote repository.
4. Finally, it updates the remote branch and makes your changes available for others to see and work with.

The git push command might require authentication, such as providing your username and password or using SSH keys, depending on the configuration of the remote repository.

It is essential to use this command with caution, especially when collaborating with others, as it directly updates the remote repository, and you cannot undo or easily revert the pushed changes.