git checkout HEAD -- my-file.txt

git fetch origin
git reset --hard origin/master

git log --pretty=oneline
a931ac7c808e2471b22b5bd20f0cad046b1c5d0d c
b76d157d507e819d7511132bdb5a80dd421d854f b
df239176e1a2ffac927d8b496ea00d5488481db5 a

git rebase --interactive HEAD~2
pick b76d157 b
pick a931ac7 c

pick   b76d157 b
squash a931ac7 c

git fetch origin
git remote add new-origin [email protected]:user/repo.git
git push --all new-origin
git push --tags new-origin
git remote rm origin
git remote rename new-origin origin

git fetch -p && for branch in `git branch -vv | grep ': gone]' | awk '{print $1}'`; do git branch -D $branch; done

.git/info/exclude

git rm -r --cached path_to_your_folder/

git config --global credential.helper osxkeychain

git commit --amend

git push origin develop:master

git push <remote> <local branch name>:<remote branch to push into>

git diff --staged

git stash push -m welcome_cart app/views/cart/welcome.thtml

git reset <file>
git reset # unstage all changes

git reset --soft HEAD~1