Latest Tutorials
fsck Command Examples
Linux systems come with a command line utility fsck to check for file system errors. Learn how to use it.
· Christopher Murray
How to Display Specific Lines of a File in Linux Command Line
Here are several ways to display specific lines of a file in Linux command line.
· Abhishek Prakash
ln Command Examples
Links are one of the essential part of the Linux filesystem. Learn how to create links using ln command in this tutorial.
· Abhishek Prakash
How to Change the Default SSH Port in Linux [Properly and Safely]
Changing the default SSH port is one of the several ways to enhance SSH server security. Learn how to do it properly and safely.
· Abhishek Prakash
How to List Systemd Services in Linux
Check what systemd services run on your Linux system in this tutorial.
· Abhishek Prakash
Explained! The Difference Between grep, egrep, and fgrep Commands
grep, egrep, fgrep. They all sound similar. So, what's the difference?
· Christopher Murray
What is Grep Command in Linux? Why is it Used and How Does it Work?
Grep is perhaps one of the most used commands in Linux. Learn why it was created and how it s used in this explainer article.
· Christopher Murray
How to List Docker Containers
Learn how to see running containers, stopped containers or all the docker containers on your system.
· Abhishek Prakash
Beginner's Guide to Analyzing Logs in Linux With journalctl Command
Beginner's guide to using journalctl commands for viewing, filtering and analyzing journal logs in Linux.
· Abhishek Prakash
id Command Examples
Every user in Linux has a unique, numeric user ID and a default group with a unique numeric group ID. The id command prints this information.
· Abhishek Prakash
mkfs Command Examples
mkfs is the command line tool in Linux to format a disk or partition in a certain filesystem of your choice.
· Christopher Murray
How to Install and Use Docker Compose on CentOS
With Docker Compose, you can easily deploy a complicated container settings. In this tutorial, you'll learn how to easily install Docker Compose using PIP. You'll also see a sample tutorial showing the benefits of Docker Compose.
· Debdut Chakraborty
Fixing "HTTP Basic: Access Denied" and "Fatal Authentication Failure" Error With GitLab
Trying to push code changes to remote GitLab repository but it generates authentication error? Here's why it happens and how to fix it.
· Abhishek Prakash
How to Install Docker on CentOS
Docker is not available in CentOS repositories. Here's a step-by-step tutorial that will help you install Docker on CentOS Linux.
· Debdut Chakraborty
How to Replace All Occurrences of a Word in All Files in Linux Command Line
Consider a scenario where you have to find all occurrences of a certain text and then replace it with another in all the files. Here's how to do that in Linux command line.
· Abhishek Prakash
passwd Command Examples
The passwd command in Linux allows you to change user password, lock accounts, expire passwords and more. Learn how to use the passwd command with practical examples.
· Christopher Murray
10 Actionable SSH Hardening Tips to Secure Your Linux Server
Worried about the security of your Linux server? Learn some easy to implement tips on securing SSH and make your Linux server more secure.
· Abhishek Prakash
Using Linux Dirname Command in Bash Scripts
The dirname command in Linux extracts the directory path from a file path. Learn some practical examples of using dirname command in bash scripts.
· Abhishek Prakash
xargs Command Examples
xargs is one of the most powerful commands in Linux. In this tutorial, you'll learn to use xargs command with some practical and useful examples.
· Abhishek Prakash
![Introduction to History Command in Linux [For Beginners]](/content/images/size/w30/format/avif/2020/06/history-command-1.png)
Introduction to History Command in Linux [For Beginners]
Everything you type in the terminal is stored in the shell history. Learn how to use command history in Linux in this introduction to history command.
· Christopher Murray
Put a Timer on Your Running Commands With Timeout Command in Linux
With the timeout command you can set a time limit on running other commands and programs. If the program runs longer than the set limit, timeout kills it. Learn how to use it.
· Abhishek Prakash
Finding the Biggest Files and Folders in Linux Command Line
Quick tutorial to show you how to find the biggest files on your Linux machine using a few commands that you may already be familiar with du, sort, and head.
· Christopher Murray
mkdir Command Examples
mkdir is one of the essential Linux commands that every Linux user should know. You can create new directories using mkdir.
· Abhishek Prakash