How to Add Users to sudo group in Linux
In this guide, we are going to learn how to add users to sudo group in Linux. More often than not, you want, as a
Linux Commands
Is Knowing Linux Profitable for a Graduate?
Many people think that Windows and Mac are the only reliable and relevant operating systems. That’s why people always hesitate about learning Linux. Is it
Installing Perf Performance Analysis Tool on CentOS 8
In this guide, we are going to learn on installing Perf Performance Analysis Tool on CentOS 8. Perf aka perf_events aka perf tools is a
Linux Commands Cheat Sheet
To have a full grip on your device, it is important to have a reliable operating system. Managing memory, storage or CPU is a task
Restrict SFTP User Access to Specific Directories in Linux
In this guide, we are going to learn how to restrict SFTP user access to specific directories in Linux systems. SFTP, an acronym for Secure
Quick Way to Upgrade Debian 11 to Debian 12
Are you looking for a quick way to upgrade Debian 11 to Debian 12? Look no further, this guide will take you through all the
Delete Lines Matching a Specific Pattern in a File using SED
In this guide, we are going to learn how to delete lines matching a specific pattern in a file using SED. SED is a stream
How to get Byte Count in a File in Linux
This simple tutorial will show you how to get byte count in a file in Linux. Byte is a unit of digital information that most
Example Usage of ls Command in Linux
In this tutorial you will learn how to use ls command in Linux/Unix Operating Systems. ls command is used to list files or directories contents
Lock Linux User Account after Multiple Failed Login Attempts
Follow through this guide to learn how to lock Linux user account after multiple failed login attempts. Linux through Pluggable Authentication Modules, PAM, can be