Latest Tutorials
Trap: A Shell built-in Command
Trap is a shell built-in command that is used to catch any supported signal and react upon it.
· Pratham Patel
Run Multiple Linux Commands in One Go
In this quick, beginner's tip, learn to run multiple Linux commands one after another in a single command.
· Sagar Sharma
Use For Loop With Array in Bash
In this Bash scripting example, learn how to use for loop with arrays.
· Sagar Sharma
Check if Variable is Empty in Bash
Learn various ways to check if a variable is empty in bash.
· Sagar Sharma
Use Systemctl Status Command to Check Service Status
Learn how to check and understand the status of a systemd service using the systemctl command.
· Sagar Sharma
How to Unstage Files in Git
Accidentally added a file in the latest commit? Don't worry too much. Here is how you can unstage a file in Git.
· Pratham Patel
Get Array Length in Bash
In this quick bash tip, learn about calculating the array length.
· Sagar Sharma
Use vimdiff Like a Vim Pro
Want to see the difference between two files? Normal users use diff command. Pro Vim users go for vimdiff.
· Pratham Patel
System Calls in Linux
System calls are an integral part of the Linux architecture. Learn about the most common types of system calls in Linux.
· Sagar Sharma
Suspend and Resume Processes in Linux
Learn how to suspend a running process in the Linux command line. Also learn how to resume a stopped process.
· Sagar Sharma
Delete All Files of a Directory in Linux
Here is a quick Linux command tips on deleting the contents of a directory, not the directory itself.
· Abhishek Prakash
Run Linux Commands Inside Containers With Docker Compose
Here are various ways you run Linux commands inside Docker Containers, with or without entering them. Moreover, learn how to do that from any directory in Linux.
· Avimanyu Bandyopadhyay
Appending to Arrays in Bash
In this quick Bash tip, you'll learn about appending to an existing array in bash.
· Sagar Sharma
Using exec Command in Bash Shell Scripts
The exec command in shell scripts is super useful for logging, reading from files and running commands by replacing the current process.
· Sagar Sharma
Integrating Ghost SSO With Discourse Forum
Here's a step by step tutorial to integrate your Ghost members' sign-in with your Discourse forum.
· Abhishek Prakash
Everything Essential About the tmp Directory in Linux
Learn some crucial things about the /tmp directory. You'll also learn how it is different from the /var/tmp directory.
· Sagar Sharma
Run Python Scripts in Linux Command Line
This quick tip shows how to run Python programs from the Linux command line.
· Pratham Patel
Moving Around in Vim
Learn to navigate through the text, lines and file in Vim.
· Abhishek Prakash
Understand Vim Modes
Vim has three different modes for handling user input and processing them.
· Abhishek Prakash
What is $0 in a Bash Script?
Get familiar with the special variable $0 in Bash and learn its usage.
· Sagar Sharma
Check Running Process in Linux
Want to know what all processes are running on your systems? Here's how to get details of the running processes in Linux.
· Pratham Patel
Setup Username and Email in Git
Git asking you "please tell me who you are"? You need to set up the git username and email. Here's how to do that.
· Abhishek Prakash
Force Linux User to Change Password at Next Login
Think the passwords need to be changed by a certain user? Here's how to force a Linux user to change the password at the next login.
· Sagar Sharma
chattr Command Examples
With chattr command, you can make a file 'undeletable' even by root. Here are some common usage of the chattr command in Linux.
· Sagar Sharma
Special Variables in Bash Shell Scripting
The bash shell has some special variables that have specific usages and purposes. Learn more about them here.
· Sagar Sharma