Linux is an Open source operating system comes in many flavors like RedHat, Ubuntu, CentOS , OpenSUSE etc. It is currently supported in almost all the infrastructure and is most widely used OS around the World. I will cover all the important Linux Topics under this category.
In this article, I will take you through 30 Useful Commands to Manage Systemd Services through Systemctl on Linux. As per Systemd Man Page, systemd is a system and service manager for Linux operating systems. When run as first process on boot (as PID 1), it acts as init system that brings up and maintains ... Read more
In this article, I will take you through the usages of touch command in Linux. touch command allows you to update File timestamps. It is very much helpful in creating scripts and creating empty files. You might have seen some instances where you have been told to change the timestamp of a file due to ... Read more
In this tutorial, I will take you through different ways through which you can login to Remote Linux Server using ssh command. As per SSH Man Page, ssh (SSH client) is a program for logging into a remote machine and for executing commands on a remote machine. It is intended to replace rlogin and rsh, ... Read more
In this article, I will take you through 40 best examples of find command in Linux. Find is a powerful tool that allow us to quickly and easily scan through our Filesystems to find files and directories based on certain criteria. We can even perform some action on the results we get back. Sometimes you ... Read more
In this tutorial, I will take you through Top 22 YUM Command Examples in RedHat/CentOS 7. YUM command is the most widely used command in RedHat and CentOS environment to download and install packages from Repository. It is also able to detect and install the dependent packages which otherwise will be a very difficult to ... Read more
In this tutorial, I will take you through the steps to setup and configure UFW Firewall on Ubuntu 18.04. You might be thinking what is ufw is all about and why do we use it. Well, ufw is basically acts as an interface to iptables and designed to simplify the process of configuring a firewall. ... Read more
In this article, I will take you through top 10 passwd and chage Command Examples to Manage User Password Expiration and Aging in Linux. passwd tool is generally used to change user account password and chage command are usually used for User account expiration and aging operations. Most of the time you will see both ... Read more
In this article, I will take you through the steps to install parallel ssh(pssh) on RedHat/CentOS 7. According to PSSH Man Page, pssh is a program for executing ssh in parallel on a number of hosts. It provides features such as sending input to all of the processes, passing a password to ssh, saving output ... Read more
In this article, I will take you through the usage of mv command in Linux. mv command is one of the linux terminal commands used on daily basis by Linux and System Admin across the world to perform day to day files and directories operations. So it is very important to understand the options and ... Read more
In this article, I will take you through 6 Simple Steps to setup passwordless ssh login using ssh keygen. SSH is a network protocol that allows one computer to connect to another computer over an unsecure network like Internet.Without encryption,data transfer over the Internet in a plain text form makes it easier for somebody to ... Read more