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
Linux Commands
How to copy paste lines in vim
Follow this tutorial to learn how to copy paste lines in vim. VIM, an acronym for Vi iMproved, is a highly configurable text editor built
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
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
Upgrade a Single Package on CentOS/Fedora
Want to upgrade a single package on CentOS/Fedora systems? Worry not, because, CentOS/Fedora or any other RHEL based distribution provides a way to upgrade a
Connect to WiFi in Linux Using NMCLI command
This tutorial will guide you on how to connect to WiFi in Linux using NMCLI command. NMCLI is a command-line tool for controlling NetworkManager and
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
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
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
Install and Setup ZSH and Oh-My-Zsh on Ubuntu 20.04/Ubuntu 22.04
In this tutorial, we are going to learn how to install and setup Zsh and Oh-my-Zsh on Ubuntu 20.04/Ubuntu 22.04. Install ZSH and Oh-My-Zsh on