🐧 Linux & Git-GitHub Command Cheatsheet

Kanav GatheKanav Gathe
5 min read

📂 Linux File System Navigation

Basic Navigation

CommandDescriptionExample
pwdPrint working directorypwd
lsList files and directoriesls -la
cdChange directorycd /home/user
mkdirCreate directorymkdir new_folder
rmdirRemove empty directoryrmdir old_folder
touchCreate empty filetouch file.txt
rmRemove files or directoriesrm file.txt
cpCopy files or directoriescp source.txt dest.txt
mvMove/rename files or directoriesmv old.txt new.txt

File Viewing & Editing

CommandDescriptionExample
catDisplay file contentscat file.txt
lessView file contents page by pageless large_file.txt
headShow first lines of filehead -n 5 file.txt
tailShow last lines of filetail -n 10 file.txt
nanoSimple text editornano file.txt
vimAdvanced text editorvim file.txt

File Permissions

CommandDescriptionExample
chmodChange file permissionschmod 755 script.sh
chownChange file ownerchown user:group file.txt
sudoExecute command as superusersudo apt update

System Information

CommandDescriptionExample
unameShow system informationuname -a
dfShow disk space usagedf -h
duShow directory space usagedu -sh *
topShow running processestop
psList processesps aux

Package Management (Debian/Ubuntu)

CommandDescriptionExample
apt updateUpdate package listsudo apt update
apt installInstall packagesudo apt install package_name
apt removeRemove packagesudo apt remove package_name
apt upgradeUpgrade all packagessudo apt upgrade

🌟 Git Commands

Repository Setup

CommandDescriptionExample
git initInitialize new repositorygit init
git cloneClone repositorygit clone https://github.com/user/repo.git
git remoteManage remote repositoriesgit remote add origin URL

Basic Git Operations

CommandDescriptionExample
git statusCheck repository statusgit status
git addStage changesgit add file.txt
git commitCommit changesgit commit -m "message"
git pushPush changes to remotegit push origin main
git pullPull changes from remotegit pull origin main

Branching & Merging

CommandDescriptionExample
git branchList/create branchesgit branch feature
git checkoutSwitch branchesgit checkout feature
git mergeMerge branchesgit merge feature
git rebaseRebase branchesgit rebase main

History & Differences

CommandDescriptionExample
git logView commit historygit log --oneline
git diffShow file differencesgit diff file.txt
git blameShow file changes by linegit blame file.txt

Advanced Git Operations

CommandDescriptionExample
git stashTemporarily store changesgit stash save "message"
git resetReset changesgit reset --hard HEAD~1
git revertRevert commitsgit revert commit_hash
git tagManage tagsgit tag v1.0.0

🌐 GitHub Specific

Repository Management

CommandDescriptionExample
git forkFork repository (via GitHub UI)N/A
git pull requestCreate pull request (via GitHub UI)N/A

GitHub CLI Commands

CommandDescriptionExample
gh repo createCreate new repositorygh repo create my-project
gh pr createCreate pull requestgh pr create --title "Fix bug"
gh issue createCreate issuegh issue create --title "Bug report"

Best Practices 🎯

  1. Always create a .gitignore file for your projects

  2. Write meaningful commit messages

  3. Use branches for features/bugs

  4. Regular commits and pushes

  5. Pull before pushing to avoid conflicts

  6. Review changes before committing

  7. Keep your local repository updated

Common Git Workflows 🔄

  1. Feature Branch Workflow

     git checkout -b feature/new-feature
 # Make changes
 git add .
 git commit -m "Add new feature"
 git push origin feature/new-feature
 # Create Pull Request on GitHub

  2. Hotfix Workflow

     git checkout -b hotfix/bug-fix main
 # Fix bug
 git add .
 git commit -m "Fix critical bug"
 git push origin hotfix/bug-fix
 # Create Pull Request on GitHub
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Written by

Kanav Gathe
Kanav Gathe