All About git basic for beginner.

All About git basic for beginner.

GIT BASICS

git init

git init <directory>

Create empty Git repo in specified directory. Run with no arguments to initialize the current directory as a git repository.

git clone

git clone <repo>

Clone repo located at onto local machine. Original repo can be located on the local filesystem or on a remote machine via HTTP or SSH.

git config

git config user.name <name>

Define author name to be used for all commits in current repo. Devs commonly use --global flag to set config options for current user.

git add

git add <directory>

Stage all changes in for the next commit. Replace with a to change a specific file.

git commit

git commit -m "<message>"

Commit the staged snapshot, but instead of launching a text editor, use as the commit message.

git status

git status

List which files are staged, unstaged, and untracked.

git log

git log

Display the entire commit history using the default format. For customization see additional options.

git diff

git diff

Show unstaged changes between your index and working directory.

UNDOING CHANGES

git revert

git revert <commit>

Create new commit that undoes all of the changes made in , then apply it to the current branch.

git reset

git reset <file>

Remove from the staging area, but leave the working directory unchanged. This unstages a file without overwriting any changes.

git clean

git clean -n

Shows which files would be removed from working directory. Use the -f flag in place of the -n flag to execute the clean.

git commit

git commit --amend

Replace the last commit with the staged changes and last commit combined. Use with nothing staged to edit the last commit’s message.

git rebase

git rebase <base>

Rebase the current branch onto . can be a commit ID, branch name, a tag, or a relative reference to HEAD.

git reflog

git reflog

Show a log of changes to the local repository’s HEAD. Add --relative-date flag to show date info or --all to show all refs.

GIT BRANCHES

git branch

git branch

List all of the branches in your repo. Add a argument to create a new branch with the name .

git checkout

git checkout -b <branch>

Create and check out a new branch named . Drop the -b flag to checkout an existing branch.

git merge

git merge <branch>

Merge into the current branch.

REMOTE REPOSITORIES

git remote

git remote add <name> <url>

Create a new connection to a remote repo. After adding a remote, you can use as a shortcut for in other commands.

git fetch

git fetch <remote> <branch>

Fetches a specific , from the repo. Leave off to fetch all remote refs.

git pull

git pull <remote>

Fetch the specified remote’s copy of current branch and immediately merge it into the local copy.

git push

git push <remote> <branch>

Push the branch to , along with necessary commits and objects. Creates named branch in the remote repo if it doesn’t exist.

GIT CONFIG

git config user name

git config --global user.name <name>

Define the author name to be used for all commits by the current user.

git config user email

git config --global user.email <email>

Define the author email to be used for all commits by the current user.

git config user alias

git config --global alias. <alias-name> <git-command>

Create shortcut for a Git command. E.g. alias.glog “log --graph --oneline” will set ”git glog” equivalent to ”git log --graph--oneline.

git config editor

git config --system core.editor <editor>

Set text editor used by commands for all users on the machine. arg should be the command that launches the desired editor (e.g., vi).

git config edit

git config --global --edit

Open the global configuration file in a text editor for manual editing.

GIT LOG

git log limit

git log -<limit>

Limit number of commits by . E.g. ”git log -5” will limit to 5 commits.

git log oneline

git log --oneline

Condense each commit to a single line.

git log p

git log -p

Display the full diff of each commit.

git log stat

git log --stat

Include which files were altered and the relative number of lines that were added or deleted from each of them.

git log author

git log --author="<pattern>"

Search for commits by a particular author.

git log grep

git log --grep="<pattern>"

Search for commits with a commit message that matches .

git log since

git log <since>..<until>

Show commits that occur between and . Args can be a commit ID, branch name, HEAD, or any other kind of revision reference.

git log file

git log -- <file>

Only display commits that have the specified file.

git log graph

git log --graph --decorate

--graph flag draws a text based graph of commits on left side of commit msgs. --decorate adds names of branches or tags of commits shown.

GIT DIFF

git diff HEAD

git diff HEAD

Show difference between working directory and last commit.

git diff cached

git diff --cached

Show difference between staged changes and last commit

GIT RESET

git reset

git reset

Reset staging area to match most recent commit, but leave the working directory unchanged.

git reset hard

git reset --hard

Reset staging area and working directory to match most recent commit and overwrites all changes in the working directory.

git reset commit

git reset <commit>

Move the current branch tip backward to , reset the staging area to match, but leave the working directory alone.

git reset hard commit

git reset --hard <commit>

Same as previous, but resets both the staging area & working directory to match. Deletes uncommitted changes, and all commits after .

GIT REBASE

git rebase

git rebase -i <base>

Interactively rebase current branch onto . Launches editor to enter commands for how each commit will be transferred to the new base.

GIT PULL

git pull

git pull --rebase <remote>

Fetch the remote’s copy of current branch and rebases it into the local copy. Uses git rebase instead of merge to integrate the branches.

GIT PUSH

git push force

git push <remote> --force

Forces the git push even if it results in a non-fast-forward merge. Do not use the --force flag unless you’re absolutely sure you know what you’re doing.

git push all

git push <remote> --all

Push all of your local branches to the specified remote.

git push tags

git push <remote> --tags

Tags aren’t automatically pushed when you push a branch or use the --all flag. The --tags flag sends all of your local tags to the remote repo.

And that’s pretty much it. 🙂

I hope this reference guide has been helpful for you!

Thanks to:- Hitesh Chaudhary

alt text