Make Permanent DNS Changes in resolv.conf on Linux
Follow through this guide to learn how to make permanent DNS changes in resolv.conf on Linux. According to man resolv.conf, resolv.conf is a resolver configuration
Linux Commands
How to use htop Command in Linux
In this tutorial, you will learn how to use htop command in Linux. An interactive process viewer (htop) is a free GNU GPL process viewer
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
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
Installing Perf Performance Analysis Tool on Ubuntu 18.04
Good day all. This guides is about installing Perf performance analysis tool on Ubuntu 18.04. Perf, also known as perf_events is a powerful performance counter
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
Check directory usage with du Command in Linux
In this tutorial, you will learn how to check directory usage with du command in Linux. du, an acronym for disk usage can help you
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
Install and Use 7zip on Ubuntu 18.04/Ubuntu 20.04
In this tutorial, we are going to learn how to install and use 7zip on Ubuntu 18.04/Ubuntu 20.04. 7zip is a free and open-source file
Delete Lines Matching Specific Pattern in a File using VIM
This guide will take you through how to delete lines matching specific pattern in a file using VIM. Linux system admins work with files day