10 Linux Commands You Didn't Know
12 Linux Commands You Didn't Know - Master the Terminal Like a Pro
The Linux terminal is a powerful tool, but many users only scratch the surface of its capabilities. Beyond the common ls, cd, and grep, there are hidden gems that can make your workflow faster and more efficient.
In this guide, we'll explore 12 lesser-known Linux commands that can help you become a terminal pro. Whether you're a sysadmin, developer, or just a Linux enthusiast, these commands will boost your productivity.
1. tac - Reverse File Content
Unlike cat, tac displays a file's content in reverse order.
tac filename.txt
Use Case: Log analysis (view newest entries first).
2. ncdu - Disk Usage Analyzer
A faster, more intuitive alternative to du.
ncdu /path/to/directory
Use Case: Finding large files eating up disk space.
3. rename - Batch Rename Files
Rename multiple files using regex patterns.
rename 's/old/new/' *.txt
Use Case: Organizing media or log files.
4. pv - Monitor Data Progress
Shows progress when piping data between commands.
pv largefile.txt | gzip > archive.gz
Use Case: Tracking progress of file operations.
5. tree - Display Directory Structure
Visualize folders and subdirectories in a tree format.
tree /path/to/directory
Use Case: Quickly understanding project structures.
6. column - Format Output into Columns
Organizes command output into neat columns.
ls -l | column -t
Use Case: Making ls output more readable.
7. watch - Execute a Command Repeatedly
Runs a command at intervals and displays updates.
watch -n 1 "free -h"
Use Case: Monitoring system resources in real-time.
8. sshfs - Mount Remote Directories via SSH
Access remote files as if they were local.
sshfs user@remote:/path /local/mountpoint
Use Case: Secure remote file editing.
9. mtr - Network Diagnostics (Traceroute + Ping)
Combines ping and traceroute for better debugging.
mtr google.com
Use Case: Troubleshooting network issues.
10. ag (The Silver Searcher) - Faster than grep
A lightning-fast code-searching tool.
ag "search_term" /path/
Use Case: Searching large codebases efficiently.
11. rsync - Advanced File Synchronization
Efficiently sync files locally or remotely.
rsync -avz /source/ user@remote:/destination/
Use Case: Backups or large file transfers.
12. htop - Interactive Process Viewer
A more powerful alternative to top.
htop
Use Case: Managing system processes with ease.
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