How to check if Ansible collection is installed or not
Sometimes I need a specific Ansible module from ansible-galaxy to carry out a particular type of automation. But I don’t know if it is already installed or not or bundled …
Linux Howto’s for System Administrations
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Sometimes I need a specific Ansible module from ansible-galaxy to carry out a particular type of automation. But I don’t know if it is already installed or not or bundled …
While working on RHEL and CentOS Servers there are some scenarios where we want to download specific or set of RPM packages from the command the line without installing it. …
Hostname is the name or label of a computer or a network device. Computer or network device has it own IP address but it is very difficult for the humans …
Docker container is one of the most emerging technologies now a days. Docker containers are generally used in CI/CD (Continuous Integration/Continuous Deployment) platform. Containers are the light weight VMs (Virtual …
Nmcli (network manager command-line interface) is a command-line utility used to control the NetworkManager daemon which is used to configure network interfaces. With the nmcli utility, you can display, create, …
SSH is a network protocol for securely logging into a remote machine and executing commands. It is designed and created to provide the best security when accessing another computer remotely. Whenever …
The date command in Linux is used to display or set system date and time. It allows users to display time in various formats and calculates the past and future …
Cal is a terminal command used in Linux to print a calendar. Simply type cal to display the current month calendar. In this tutorial, we learn about cal command in …
The IP command is part of iproute package that is by default installed in Modern Linux distributions. In Linux, the IP command is used to manage and display Network Interfaces, …
The uptime command displays how long the system has been up (running) along with the current time, number of logged-in users, and the system load averages for the past 1, …