How to setup Git in existing project and Commit to Github

Now open the terminal and cd into existing project, then run git init command to initialize git.

This will create a .git folder and .gitignore file to keeping track of files and folder which will not be versioned by Git.

Notes: For the first time, before creating a commit, please config git username and email:

Before committing files to Github repository online, we will execute some commands to create a bunch of files to be commited.

git status displays the files which are new/changed but not committed yet.
git add . add files and folders need to be committed. The . means all new/changed files.
git commit -m "Initial commit" commits the file with a message.

Sign Up/ Sign In on the Github portal
Now hover on the top right + icon, then click the New repository link
Fill the project repository name and visiblity setting private/public, then click Create repository button.
Generate SSH key: ssh-keygen -t rsa -C "your message" with -C "your message" is optional.
Copy generated public key and add New SSH key to GitHub:

- Run command: cat /home/kenjinguyen/.ssh/id_rsa.pub and copy public key to clipboard.

- Go to GitHub SSH keys and click on New SSH key button, then patse public key to the Key box.

You need to run some commands to push the existing project to the Git repository which just created:

git remote add origin git@github.com:test/project-demo.git
git branch -M master
git push -u origin master

That's it now you have successfully committed your files on GitHub repositoy!

Just refresh the repository page on GitHub to see committed files.

How to setup Git in existing project and Commit to Github - Tạo SSH key