github 新建一个仓库后

每次都记不住命令，记一下，防止找不到

echo "# learn18" >> README.md
git init
git add README.md
git commit -m "first commit"
git remote add origin https://github.com/shipskunkun/learn18.git
git push -u origin master


git remote add origin https://github.com/shipskunkun/learn18.git
git push -u origin master


git remote add origin https://github.com/shipskunkun/learn18.git
git push -u origin master