Working in the Linux terminal can be incredibly efficient and powerful, especially if you know the right tricks. Here are some essential Linux terminal hacks that can boost your productivity:

1. Navigating Directories Quickly

cd -: Switch to the previous directory.
```
  cd -
```

2. History and Repetition

!!: Repeat the last command.
```
  !!
```
!n: Repeat the nth command from the history.
```
  !42
```
!string: Repeat the last command that starts with 'string'.
```
  !git
```

3. Efficient File Management

cp -r dir1/ dir2*: Copy all contents of dir1 to dir2 without copying the directory itself.
```
  cp -r dir1/* dir2
```
rsync: Use rsync for efficient file transfers and backups.
```
  rsync -avh source/ destination/
```

4. Find and Replace in Files

sed: Stream editor for filtering and transforming text.
```
  sed -i 's/old-text/new-text/g' filename
```

5. Command Substitution

$(command): Capture the output of a command for use in another command.
```
  echo "Today is $(date)"
```

6. Process Management

&: Run a command in the background.
```
  long_running_command &
```
jobs: List background jobs.
```
  jobs
```

Ctrl + r: Search through command history interactively.
```
  # Press Ctrl + r and start typing to search
```
Ctrl + a: Move the cursor to the beginning of the line.
Ctrl + e: Move the cursor to the end of the line.
Ctrl + w: Delete the word before the cursor.
Ctrl + u: Clear the line before the cursor.

8. Network Troubleshooting

netstat: Display network connections, routing tables, interface statistics, masquerade connections, and multicast memberships.
```
  netstat -tuln
```
tcpdump: Capture and display packet headers and contents.
```
  sudo tcpdump -i eth0
```

9. File Compression

tar: Create and extract tar.gz files.

  tar -czvf archive.tar.gz directory/
  tar -xzvf archive.tar.gz

10. Permissions and Ownership

chmod: Change file permissions.
```
  chmod 755 script.sh
```
chown: Change file owner and group.
```
  sudo chown user:group file
```

11. Resource Monitoring

top/htop: Display and manage system processes.
```
  top
  htop
```

12. Disk Usage

df: Display disk space usage.
```
  df -h
```
du: Estimate file space usage.
```
  du -sh *
```

13. Aliases

alias: Create shortcuts for long commands.

  alias ll='ls -lah'
  alias gs='git status'

To make aliases permanent, add them to your ~/.bashrc or ~/.zshrc file.

Up Arrow Key: Use the up arrow key to quickly repeat the last command you typed.
Tab Completion: Start typing a command or file name and press Tab to auto-complete.
Copying and Pasting: Simply select the text to copy it. To paste, right-click.

Using these hacks can significantly improve your efficiency and productivity in the Linux terminal. Start incorporating these tips into your daily routine, and you'll find yourself navigating and managing your system like a pro.

Note:-B8 is blog post 8 of this series

B1 link :- khushalmalik.hashnode.dev/the-rise-of-linux

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Linux Terminal Hacks: Increase Your Productivity Today :B8: