Yoy-wiw

git clone https://github.com/LinkLook/yoy-wiw.git
cd yoy-wiw/
git status
git show-branch
git checkout gh-pages
git show
git branch
git status
git config --global user.name "LinkLook"
git config --global user.email "weidadavid@gmail.com"
git commit -m "mod index.html" index.html 
git status
git branch
git remote -v
git remote set-url origin ssh://git@github.com/LinkLook/yoy-wiw.git
git remote -v
cd ~/.ssh/
mkdir key_backup
cp id_rsa* key_backup
rm id_rsa*
ssh-keygen -t rsa -C "weidadavid@gmail.com"
cat id_rsa.pub 
#see github.com, "Account Settings" Click "SSH Public Keys" Click "Add another public key"
cd yoy-wiw/
ssh -T git@github.com
git push origin gh-pages