How to generate host overview from ansible fact gathering output using Ansible-cmd

Today let's look at how you can generate host overview from ansible fact gathering output using Ansible-cmdb. This tool takes the output of Ansible's fact-gathering as its input and converts it...

How to install flameshot screenshot software on Ubuntu / Arch / Fedora

Flameshot is a powerful yet simple to use screenshot software for Linux. It can run on Ubuntu 18.04 / Ubuntu 16.04 / Debian 9 / Debian 8 / Arch Linux and...

How to configure MongoDB 3.x/4.x Authentication

I know many guys are used to running MongoDB without authentication. If you try a Lynis or Nessus security audit, you'll likely get a warning for "No MongoDB authorization". Let's cover...

Bat – cat command with syntax highlighting and Git integration

Bat is a cat(1) clone with syntax highlighting and Git integration. If you need ana amazing experience while working with the cat command, then this tool is definitely for you. Bat...

How to run multiple versions of Node.js on Linux

In this guide, I'll show you how you can run multiple versions of Node.js on Linux using Node Version Manager (NVM). NVM is a simple bash script to manage multiple active...

How to Host WordPress website with Caddy Web Server

This guide is intended to help you install and host your Wordpress website using Caddy Web server. Caddy is an open-source, production-ready that is build to be fast, easy to use, and...

Install Caddy web server on an Ubuntu 18.04 with Let’s Encrypt SSL

In this article, we will cover the steps to install Caddy Web server on Ubuntu 18.04 and how to secure it with Let's Encrypt SSL certificates. Caddy is an open-source, production-ready...
ssh

How to change or update SSH key Passphrase on Linux / Unix

Let's look at how you can update or change your SSH key Passphrase on a Linux system. SSH keys are often used to authenticate users to some kind of information systems....

How to Install and Use AWS CLI on Linux – Ubuntu / Debian /...

In this guide I'll show you two different ways of installing AWS CLI tool on Linux - These will be Ubuntu/Debian, CentOS and Arch Linux line of distributions. The AWS CLI is an...

How to Check TCP connections States in Linux with Netstat

TCP (Transmission Control Protocol) is a standard that defines how network conversation between two systems is established and maintained to facilitate an exchange of data between applications. Internet Protocol (IP) defines...