which git git version brew install git brew upgrade git # Git is in the root of the folder and tracks all the changes # A commit is like a save point # Modified -> Staging -> Committed git init {Start a git repo in a folder} git status {Status of the files in the staging area} git add file_name {Add to staging area} git rm --cashed file_name {Remove file from staging area} git add . {Add all files to the staging area} git commit -m "descriptive message" git log {History of commits} git log --oneline git checkout commit_ID {Check out this save point} git checkout master {Return to master save point} git revert commit_ID { press Shift + : and enter wq to get out of the screen; Revert the commint for that commit_ID} git reset commit_ID {You can re-commit the files} git reset commit_ID --hard {Files after this commit are deleted} git branch -b branch_name {Create a new branch} git branch -a {List of all the branches and the current branch is shown with *} git checkout branch_name {To switch the branch} git branch -D branch_name {Go to master branch to delete an un-merged branch} git merge branch_name {Merge a branch to a master branch} touch .gitignore { .gitignore file is created} To push new branch and make PR git push -u origin dev_branch **GitHub** Create a new repository on GitHub git push {https://github.com} master git remote add origin {https://github.com} git push origin master or create a new repository on the command line echo "# unity-app" >> README.md git init git add README.md git commit -m "first commit" git branch -M master git remote add origin https://github.com/hackstrap/unity-app.git git push -u origin master push an existing repository from the command line git remote add origin https://github.com/hackstrap/unity-app.git git branch -M master git push -u origin master To Clone Repos: Open Terminal. Change to the location where you want the cloned directory (Not required to create the folder) Type git clone, and then paste the URL you copied earlier. $ git clone https://github.com/YOUR-USERNAME/YOUR-REPOSITORY Press Enter to create your local clone. #To Check Alias git remote -v {Check Alias} On master branch: $ git pull origin master {Be all up-to-date} To update local branch and create PR Note: Don't merge with master branch locally $ git push origin branch_name Then -> Compare & pull request and create a pull request. You can request a review. Admin can 'Merge pull request' with a comment To Fork a Repo Go to where you want to clone (cd) Clone a Repo New pull request on the original repo .gitignore list for Python Projects https://gist.github.com/GhostofGoes/94580e76cd251972b15b4821c8a06f59 How to change the URI (URL) for a remote Git repository? git remote -v # View existing remotes # origin https://github.com/user/repo.git (fetch) # origin https://github.com/user/repo.git (push) git remote set-url origin https://github.com/user/repo2.git # Change the 'origin' remote's URL git remote -v # Verify new remote URL # origin https://github.com/user/repo2.git (fetch) # origin https://github.com/user/repo2.git (push) Update chnages from master branch and then merge it with local branch updates: git checkout master git pull origin master git merge branch_name git status git push origin master