git: what exactly is a merge commit in git?

A merge commit is just like another commit, the state of your repository at a given point in time plus the history it evolved from. The one thing special about a merge commit is that it has at least two predecessors, therefore a plain vanilla diff doesn’t make sense, you can only compare the merge … Read more

How to update git commit author, but keep original date when amending?

Here’s how to do it with rebase and keep both the commit date and the author date: git -c rebase.instructionFormat=”%s%nexec GIT_COMMITTER_DATE=”%cD” GIT_AUTHOR_DATE=”%aD” git commit –amend –no-edit –reset-author” rebase -f <commit/branch before wrong author and email, or –root to rebase all> Based off this Reddit thread.

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