Git: Your Ultimate Cheat Sheet

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Git is a powerful version control system used by developers worldwide. Below is a detailed breakdown of essential Git commands with practical examples.

1. `git add`

Prepares changes for committing by adding them to the staging area. 

git add filename.txt  Stage a single file 
git add .  Stage all changes 
git add -u  Stage only modified/deleted files

2. `git branch`

Manages branches in your repository.

git branch  List all branches 
git branch new-feature  Create a new branch 
git branch -d old-branch  Delete a branch

3. `git config`

Customizes Git settings.

git config --global user.name "Your Name" 
git config --global user.email "[email protected]"

4. `git commit`

Saves changes with a message.

git commit -m "Initial commit" 
git commit --amend  Modify the last commit

5. `git checkout`

Switches branches or restores files.

git checkout main  Switch to 'main' branch 
git checkout -b new-branch  Create & switch to a new branch 
git checkout -- file.txt  Discard changes in a file

6. `git init`

Initializes a new Git repository.

git init  Start a new repo in current directory

7. `git diff`

Shows changes between commits, branches, or files.

git diff  Unstaged changes 
git diff --cached  Staged changes 
git diff branch1..branch2  Compare two branches

8. `git stash`

Temporarily stores changes without committing.

git stash  Save changes 
git stash pop  Restore changes 
git stash list  List all stashes

9. `git merge`

Combines changes from different branches.

git merge feature-branch  Merge into current branch

10. `git push`

Uploads changes to a remote repository.

git push origin main  Push to 'main' branch

11. `git clone`

Copies a remote repository.

git clone https://github.com/user/repo.git

12. `git status`

Displays repository status.

git status  Show tracked/untracked files

13. `git pull`

Fetches and merges remote changes.

git pull origin main  Update local repo

14. `git reset`

Undoes changes.

git reset --soft HEAD~1  Undo last commit, keep changes 
git reset --hard HEAD~1  Discard last commit & changes

15. `git remote`

Manages remote repositories.

git remote -v  List remotes 
git remote add origin URL  Add a new remote

You Should Know:

  • Undoing Mistakes: 
    git reflog  View all Git actions history 
git reset --hard COMMIT_ID  Revert to a specific commit

  • Rebasing vs. Merging: 

    git rebase main  Apply changes on top of main branch

  • Tagging Releases: 

    git tag -a v1.0 -m "Release 1.0" 
git push --tags

  • Finding Changes by Author: 

    git log --author="John"

  • Cleaning Untracked Files: 

    git clean -fd  Force delete untracked files/dirs

What Undercode Say:

Git is essential for efficient version control. Mastering these commands improves collaboration and workflow. Advanced users should explore:
– Interactive Rebasing (git rebase -i)
– Submodules (git submodule)
– Hooks (.git/hooks/)
– Bisecting Bugs (git bisect)

For DevOps, combine Git with CI/CD tools like Jenkins or GitHub Actions.

Expected Output:

 Sample Git Workflow 
git init 
git add . 
git commit -m "Initial commit" 
git remote add origin https://github.com/user/repo.git 
git push -u origin main

Prediction: Git will continue evolving with AI-powered commit suggestions and automated conflict resolution.

Relevant URL: Git Official Documentation

IT/Security Reporter URL:

Reported By: Parasmayur Git – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅

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