Git
Undo commits
1 commit:
$ git reset HEAD~
2 commits
$ git reset HEAD~~
How to rebase a forked repository
On the cloned repository
$ git checkout master
$ git remote add upstream [email protected].../other/repo.git
$ git fetch upstream
$ git rebase upstream/master
$ git checkout my-branch
$ git rebase master
How to add a default editor to git
$ git config --global core.editor vim
Delete changes on conflict while rebasing
If you generated an automatic file, pushed it but then there was a conflict because the file was updated by someone else, sometimes the easiest thing is to just throw away your changes and run the script again. To do that while you are rebasing you just
$ git rebase master
... CONFLICT: file.ext
$ git checkout file.ext
$ git add file.ext
$ run_automatic_script
How to amend to some old commit?
$ git log
Get the hash of the commit you wish to edit
$ git rebase -i 123456
It will open your editor with the commit options written as pick
Change it to edit
Your branch name is now changed to the commit’s hash. Edit your files then:
$ git add yourfile
$ git commit --amend
Once you have finished all changes:
$ git rebase --continue
Everything is back to normal. Since you made a rebase, you need a “forced” push:
$ git push -f
How to amend delete merged branches?
This delete all merged branch. Do NOT use -D.
$ for branch in `git branch | grep -v master`; do git branch -d $branch; done