public
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
A software engineer who loves to tinker with hardware till it gets crashed. While reviving my crashed system, you can find me reading literature, manga, or watering my plants.
78 posts
•
public
![How to Suspend and Resume Processes in Linux [Quick Tip]](/content/images/size/w300/2023/06/suspend-processes-in-linux.png)
public
How to Suspend and Resume Processes in Linux [Quick Tip]
Learn how to suspend a running process in the Linux command line. Also learn how to resume a stopped process.…
public
Appending to Arrays in Bash
In this quick Bash tip, you'll learn about appending to an existing array in bash.…
public
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.…
public
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.…
public
What is $0 in a Bash Script?
Get familiar with the special variable $0 in Bash and learn its usage.…
public
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.…
public
Use chattr Command in Linux
With chattr command, you can make a file 'undeletable' even by root. Here are some common usage of the chattr command in Linux.…
public
Special Variables in Bash Shell Scripting
The bash shell has some special variables that have specific usages and purposes. Learn more about them here.…
public
Fixing Mount Point Does Not Exist Error in Linux
Learn how to troubleshoot and fix the 'mount point does not exist' error in Linux with our step-by-step guide.…
public
Fixing 'Umount Target is Busy' Error in Linux
A not-so-uncommon error while using umount command is 'target is busy'. Learn what you can do to get rid of this error.…
public
How to Replace Environment Variables Using the envsubst Command
Learn how to replace environment variables using the envsubst command. This guide will show you how with examples and tips.…