Setting your username/email in git
git config --global user.name "herozeng" git config --global user.email "herozeng322@gmail.com"
ssh -T git@github.com
Create a new repository on the command line
touch README.md git init git add README.md git commit -m "first commit" git remote add origin https://github.com/herozeng/python.git git push -u origin master
Push an existing repository from the command line
git remote add origin https://github.com/herozeng/python.git git push -u origin master