Lädt...


🔧 COMMON USEFUL LINUX COMMANDS


Nachrichtenbereich: 🔧 Programmierung
🔗 Quelle: dev.to

Common Linux Commands and Descriptions

File and Directory Operations

  • ls – Lists the contents of a directory.

    ls
    ls -l        # Long listing format
    ls -a        # List all files, including hidden ones
    
  • cd – Changes the current directory.

    cd /path/to/directory
    cd ..        # Go up one directory
    cd ~         # Go to the home directory
    
  • mkdir – Creates a new directory.

    mkdir new_directory
    
  • rmdir – Removes an empty directory.

    rmdir directory_name
    
  • cp – Copies files or directories.

    cp source_file destination
    cp -r source_directory destination_directory   # Copy directories recursively
    
  • mv – Moves or renames files and directories.

    mv old_name new_name
    mv file_name /path/to/destination/
    
  • rm – Removes files or directories.

    rm file_name
    rm -r directory_name   # Remove directories recursively
    
  • touch – Creates an empty file or updates the timestamp of an existing file.

    touch file_name
    

File Viewing & Manipulation

  • cat – Displays the contents of a file.

    cat file_name
    
  • less – Allows you to view file contents page by page.

    less file_name
    
  • head – Shows the first 10 lines of a file (default).

    head file_name
    head -n 5 file_name    # Show the first 5 lines
    
  • tail – Shows the last 10 lines of a file (default).

    tail file_name
    tail -n 5 file_name    # Show the last 5 lines
    
  • grep – Searches for patterns within files.

    grep 'search_term' file_name
    grep -r 'search_term' /path/to/directory    # Search recursively in directories
    

Permissions & Ownership

  • chmod – Changes file permissions.

    chmod 755 file_name    # Gives read, write, execute permissions to the owner and read, execute to others
    chmod +x script.sh     # Make file executable
    
  • chown – Changes the file owner and group.

    chown user:group file_name
    
  • umask – Sets default file creation permissions.

    umask 022   # Sets default permissions to 755 for directories and 644 for files
    

Process Management

  • ps – Displays the currently running processes.

    ps
    ps aux      # Show all processes
    
  • top – Displays real-time system processes and resource usage.

    top
    
  • kill – Terminates a process by its PID.

    kill process_id
    kill -9 process_id    # Forcefully kill a process
    
  • htop – Interactive process viewer (requires installation).

    htop
    

System Information

  • df – Shows disk space usage.

    df -h      # Human-readable format
    
  • du – Shows disk usage for files and directories.

    du -h /path/to/directory
    
  • free – Displays memory usage.

    free -h    # Human-readable format
    
  • uname – Shows system information.

    uname -a   # Display all system info
    
  • uptime – Shows how long the system has been running.

    uptime
    
  • whoami – Displays the current logged-in user.

    whoami
    
  • hostname – Displays or sets the system's hostname.

    hostname
    
  • lscpu – Displays CPU architecture information.

    lscpu
    

Network Commands

  • ping – Tests connectivity to a host.

    ping google.com
    
  • ifconfig – Displays network interface information (may require net-tools installation on some systems).

    ifconfig
    
  • ip – Configures network interfaces and routing.

    ip addr show      # Show IP addresses of network interfaces
    ip route show     # Show routing table
    
  • curl – Fetches data from a URL.

    curl https://example.com
    
  • wget – Downloads files from the web.

    wget https://example.com/file.zip
    

Package Management

  • apt-get (for Debian/Ubuntu-based distributions) – Installs, updates, or removes software packages.

    sudo apt-get update           # Update package list
    sudo apt-get install package  # Install a package
    sudo apt-get remove package   # Remove a package
    
  • yum (for RedHat/CentOS-based distributions) – Installs, updates, or removes software packages.

    sudo yum update               # Update package list
    sudo yum install package      # Install a package
    sudo yum remove package       # Remove a package
    

File Compression

  • tar – Archives or extracts files.

    tar -czvf archive_name.tar.gz /path/to/directory   # Create a compressed archive
    tar -xzvf archive_name.tar.gz                      # Extract a compressed archive
    
  • zip – Compresses files into a zip archive.

    zip archive_name.zip file1 file2
    
  • unzip – Extracts a zip archive.

    unzip archive_name.zip
    

Miscellaneous

  • echo – Prints a message or variables to the terminal.

    echo "Hello, World!"
    
  • date – Displays or sets the system date and time.

    date
    
  • alias – Creates an alias for a command.

    alias ll='ls -la'    # Create a shortcut for 'ls -la'
    
  • history – Shows the command history.

    history
    
  • clear – Clears the terminal screen.

    clear
    

These are just a few of the many powerful commands in Linux, but they cover most of the common operations you'll perform daily.

...

🔧 COMMON USEFUL LINUX COMMANDS


📈 31.84 Punkte
🔧 Programmierung

🔧 COMMON USEFUL DOCKER COMMANDS


📈 29.74 Punkte
🔧 Programmierung

🎥 Top Git Commands | Most Used Git Commands | Git Commands With Examples


📈 29.58 Punkte
🎥 Video | Youtube

📰 7 Useful X-Window (GUI-Based) Linux Commands – Part 2


📈 23.34 Punkte
🐧 Unix Server

📰 11 Useful X-window (GUI Based) Linux Commands – Part I


📈 23.34 Punkte
🐧 Unix Server

📰 51 Useful Lesser Known Commands for Linux Users


📈 23.34 Punkte
🐧 Unix Server

📰 51 Useful Lesser Known Commands for Linux Users


📈 23.34 Punkte
🐧 Unix Server

🔧 Some Useful Linux Commands


📈 23.34 Punkte
🔧 Programmierung

📰 11 Lesser Known Useful Linux Commands


📈 23.34 Punkte
🐧 Unix Server

📰 8 Useful Commands to Monitor Swap Space Usage in Linux


📈 23.34 Punkte
🐧 Unix Server

📰 4 Useful Commands to Clear Linux Terminal Screen


📈 23.34 Punkte
🐧 Unix Server

🐧 10 Useful Networking Commands for Raspberry Pi Linux


📈 23.34 Punkte
🐧 Linux Tipps

📰 Learn Useful Linux Commands for System Administrators


📈 23.34 Punkte
📰 Alle Kategorien

🐧 Videos : My most used/useful Linux commands


📈 23.34 Punkte
🐧 Linux Tipps

🐧 This is my personal linux commands cheat sheet. Not perfect but pretty useful for me


📈 23.34 Punkte
🐧 Linux Tipps

🐧 8 Linux commands that you might find surprisingly useful


📈 23.34 Punkte
🐧 Linux Tipps

🐧 The Most Useful Linux Commands You Probably Need to Know


📈 23.34 Punkte
🐧 Linux Tipps

📰 How AI Is Useful — and Not Useful — for Cybersecurity


📈 22.77 Punkte
📰 IT Security Nachrichten

📰 Complete Unix Commands And Basic Linux Commands With Examples For Beginners


📈 21.82 Punkte
📰 Alle Kategorien

🔧 10 Linux commands to score 25 marks in System Commands OPPE


📈 21.82 Punkte
🔧 Programmierung

🔧 Today I learned basics of linux commands, below commands are sufficient for devOps please guide someone.


📈 21.82 Punkte
🔧 Programmierung

🔧 Useful commands for Helm


📈 21.24 Punkte
🔧 Programmierung

🔧 Useful npm commands 👩‍💻


📈 21.24 Punkte
🔧 Programmierung

🔧 All Useful AWS Commands


📈 21.24 Punkte
🔧 Programmierung

🔧 Laravel Advanced: Lesser-Known, Yet Useful Composer Commands


📈 21.24 Punkte
🔧 Programmierung

📰 15 Useful ‘dpkg’ Commands for Debian/Ubuntu Users


📈 21.24 Punkte
🐧 Unix Server

🔧 The Most Useful Docker Commands for Mac You’ve Never Heard of, Because You Need To Make Them


📈 21.24 Punkte
🔧 Programmierung

🔧 A Guide to the Most Useful AWS EKS Commands


📈 21.24 Punkte
🔧 Programmierung

🍏 Mac Terminal Commands You Need to Know to Master the Useful Tool


📈 21.24 Punkte
🍏 iOS / Mac OS

🕵️ Ready to hear your ideas about new useful commands to the (Ring -2) debugger…


📈 21.24 Punkte
🕵️ Reverse Engineering

📰 ls* Commands Are Even More Useful Than You May Have Thought


📈 21.24 Punkte
🐧 Unix Server

🐧 You should know how to make custom commands! Its very simple and insanely useful!!


📈 21.24 Punkte
🐧 Linux Tipps

🔧 Git commands tips and useful guides


📈 21.24 Punkte
🔧 Programmierung

🐧 What are some useful ls* commands


📈 21.24 Punkte
🐧 Linux Tipps

matomo