git config --global user.name "Guangning Yu"
git config --global user.email "hi@guangningyu.com"
git remote -v
git remote set-url origin git@github.com:guangningyu flasky.git
git pull origin master
git push origin master
git commit —no-edit
git reset HEAD~
git reset filename.txt
GIT_COMMITTER_NAME='Jane Doe' GIT_COMMITTER_EMAIL='jane@doe.com' git commit —author="John Doe <john@doe.com>" -m "This is authored by John Doe and committed by Jane Doe."
git checkout HEAD path/to/file
git branch -a
git checkout test_branch
git checkout -b [name_of_your_new_branch]
git push -u origi