Cheat sheet for Linux, Git-GitHub commands

Linux Commands:

1. Navigation:

   • cd: Change directory.

   • ls: List files and directories.

   • pwd: Print working directory.

   • mkdir: Make a new directory.

   • rmdir: Remove an empty directory.

   • rm: Remove files or directories.

2. File Operations:

   • touch: Create an empty file.

   • cp: Copy files or directories.

   • mv: Move or rename files or directories.

   • cat: Concatenate and display file contents.

   • less: View file content with pagination.

   • head: Display the beginning of a file.

   • tail: Display the end of a file.

3. System Information:

   • top: Display system processes.

   • ps: Display currently running processes.

   • df: Display disk space usage.

   • free: Display memory usage.

   • uname: Print system information.

4. Permissions:

   • chmod: Change file permissions.

   • chown: Change file ownership.

   • chgrp: Change group ownership.

5. Networking:

   • ping: Send ICMP echo requests to a host.

   • ifconfig or ip: Network interface configuration.

   • ssh: Secure shell remote login.

   • scp: Securely copy files between hosts.

6. Text Editing with Nano:

   • nano: Open the nano text editor.

     • Ctrl + O: Save the file.

     • Ctrl + X: Exit the editor.

     • Ctrl + G: Display help.

     • Ctrl + K: Cut the current line.

     • Ctrl + U: Paste the cut line.

7. Cron Jobs:

   • crontab -e: Edit the current user's cron jobs.

     • * * * * * command: Schedule a cron job with the desired command.

       • The five * represent the minute, hour, day of the month, month, and day of the week fields.

       • For example, 0 2 * * * would run the command at 2:00 AM daily.

Remember to use sudo for commands that require administrative privileges. Be cautious when using rm and other destructive commands. Always verify before proceeding.

Git Commands:

1. Configuration:

   • git config: Set or view Git configurations.

   • git init: Initialize a new Git repository.

   • git clone: Clone a remote repository to a local machine.

2. Basic Workflow:

   • git add: Add changes to the staging area.

   • git commit: Commit changes from the staging area to the repository.

   • git status: Show the working tree status.

   • git diff: Show changes between commits or working tree and staging area.

   • git log: View commit history.

3. Branching and Merging:

   • git branch: List, create, or delete branches.

   • git checkout: Switch branches or restore working tree files.

   • git merge: Merge changes from one branch into another.

   • git cherry-pick: Apply a specific commit from one branch to the current branch.

4. Stashing Changes:

   • git stash: Temporarily save changes to a stack.

   • git stash list: List stashed changes.

   • git stash apply: Apply the most recent stash and keep it in the stack.

   • git stash pop: Apply the most recent stash and remove it from the stack.

5. Rebasing:

   • git rebase: Reapply commits on top of another base commit.

   • git rebase -i: Interactive rebase to modify, squash, or reorder commits.

6. Remote Repositories:

   • git remote: Manage set of tracked repositories.

   • git fetch: Download objects and refs from another repository.

   • git pull: Fetch and integrate changes from a remote repository.

   • git push: Update remote refs along with associated objects.

GitHub Commands:

1. Working with GitHub:

   • git remote add: Add a remote repository (GitHub) as a named alias.

   • git push origin: Push changes to a remote repository (GitHub).

   • git pull origin: Pull changes from a remote repository (GitHub).

   • git clone: Clone a GitHub repository to a local machine.

2. Collaboration:

   • git pull request: Create or view a pull request on GitHub.

   • git fetch: Download objects and refs from another repository (GitHub).

🚀Congratulations on reaching the end of our comprehensive cheat sheet for Linux and Git-GitHub! We hope this blog has been a valuable resource for both beginners and seasoned developers, helping you streamline your development process and enhance your productivity.