How to remove a file from Git history
Today I learned how to remove a file from a git repository while also cleaning it from the history. When you delete it with git rm or git rm --cached, tracks remain in the commit history (the reflog). That might not be a big deal, but if the file has sensitive contents that you want to disappear from version control entirely, then you also want it cleaned from the reflog. That’s when git filter-branch comes to the rescue....