Welcome to the Linux commands guide! Whether you're a beginner or looking to refine your skills, this tutorial will walk you through core Linux commands and their practical uses. Let's dive in!

📁 Common Commands by Categories

🔍 Basic System Information

  • uname -a - Display all system information (e.g., kernel version, hostname)
  • top - Real-time monitoring of running processes
  • df -h - Check disk space usage (human-readable format)

📌 Tip: Use man <command> to view detailed manual pages. For example: man ls

📂 File & Directory Management

  • ls - List directory contents
    Linux ls command
  • cp <source> <destination> - Copy files
    File copy operation
  • mv <source> <destination> - Move or rename files
    File move/rename

✏️ Text Processing

  • grep "<pattern>" <file> - Search for patterns in text
    Text search with grep
  • sed "s/<old>/<new>/" <file> - Stream editor for filtering text
  • awk "{print $1}" <file> - Pattern scanning and processing language

🛠️ Practical Tips

  • Use alias to create shortcuts for long commands
  • Pipe outputs with | (e.g., ls | grep ".txt")
  • Redirect output with > or >> (e.g., echo "Hello" > test.txt)

🚀 Expand Your Knowledge

For advanced topics like shell scripting or command-line automation, check out our Linux Commands Advanced Guide. Want to explore more? Visit our tutorials section for additional resources!

Linux terminal interface

Terminal interface showcasing command execution