git commands to create a git locally and then push it to github.com

git commands

git config --global user.name "Your Name"
git config --global user.email uremailid@domain.com
      
Next steps:
  mkdir Test
  cd Test
  git init
  touch README
  git add README
  git commit -m 'first commit'
  git remote add origin git@github.com:userid/Test.git
  git push -u origin master
      

Existing Git Repo?
  cd existing_git_repo
  git remote add origin git@github.com:userid/Test.git
  git push -u origin master