Git basics

git-demo.md

Git basics

• Setup Git

  • Install git
  • Configure name, email for commits

     git config --global user.name "Your name"
     git config --global user.email name@example.com

  • Create ssh keys using the ssh-keygen command
  • Add the public key to you Github account

• Intialize a empty git repository

  git init

• Add files to track

  git add <file_name> # add a single file
  git add <folder_name> # add a folder
  git add . # add everything under current directory

• Commiting changes

  git commit -m "Commit message"

• Ignoring files

  • Create a .gitignore file and add files/folders or patterns to exclude
  • Example

     echo .env > .gitignore

• Branches

  git branch # list all local branches
  git branch -a # list local and remote branches
  git checkout <branch_name> # checkout existing branch
  git checkout -b <branch_name> # create a new branch and checkout

• Common ways to integrate changes between different branches

  • Merge (read more)

        git checkout <base_branch>
        git merge <other_branch>

  • Rebase (read more)

• Clone an existing remote repository

   git clone <repo_url>

• Configure a remote repository in an existing local git repository

   git remote add <remote_name> <remote_url>

• Pull changes from a remote repository

   git pull <remote_name> <branch_name> # push to a specific branch

• Push changes from a remote repository

   git push <remote_name> <branch_name>

• Stash changes

  git stash # stash all local changes
  git stash pop # restore stashed content (might cause conflicts)