Uncomment Lines in a File using SED in Linux
In this tutorial, you will learn how to uncomment lines in a file using SED in Linux. According to man sed, “Sed is a stream
Linux Commands
Viewing System Processes using ps and top commands
This tutorial will guide you on viewing system processes using ps and top commands. When commands are run on a system, various processes associated with
How to Check Hardware information on Linux System
In this tutorial, we will learn how to check hardware information on Linux system. Many a time as we interact with the Linux system in
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
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
Run only Specific Commands with sudo in Linux
In this guide, you are going to learn how to run only specific commands with sudo in Linux. Our previous guide covered how to add
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
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
Shrink Linux Root Filesystem by Migrating to New Disk
In this tutorial, you will learn how to shrink Linux root filesystem by migrating to new disk. Shrinking the Linux root filesystem can be necessary
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