Docker application is used to manage application processes in container. Using docker you can build, test and deploy applications that can run anywhere as portable and self-sufficient containers. In this tutorial, we will learn how to install Docker on Ubuntu 20.04. Prerequisites# Before you start install, you must have non-root user account with sudo privileges.
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How to Install and Use PHP Composer on CentOS 8
Composer is a popular dependency manager for PHP. Using Composer you can install, update and pull in all the required PHP packages to your project directory. At the time of installing package, composer will check for dependencies of package and if dependent package are there then it will also install dependencies. In this tutorial, we
Secure Nginx with Let’s Encrypt on Ubuntu 20.04
Let’s Encrypt is a free Certificate Authority (CA). It provides a simple way to obtain, install and renew free TLS/SSL certificates. This guide will help you to obtain and install free SSL certificate and Secure Nginx with Let’s Encrypt on Ubuntu 20.04. It is recommended that to use a separate Nginx server block file instead
How to Install VirtualBox Guest Additions on Ubuntu 20.04
VirtualBox allows you to run multiple guest operating system simultaneously. The Guest Additions provides some useful functionalities for guest machines like a mouse pointer integration, full screen view, shared folders, shared clipboard, better and accelerated and much more. In this article, we will show how to install VirtualBox Guest Additions on Ubuntu 20.04 guests. Installing
How to Install and Use PHP Composer on Ubuntu 20.04
Composer is most popular dependency manager for PHP. Composer can install, update and pull in all the required PHP packages to your project directory. At the time of installing package, composer will check for dependencies of package and if dependent package are there then it will also install dependencies. This guide explains how to install
How to Install R on CentOS 8
R is an open-source programming language. It’s specially used for statistical computing and data mining for developing statistical software and performing data analysis. This tutorial covers how to install R on CentOS 8 system. Prerequisites# Before you start installation on CentOS, ensure that: You are logged in with non-root user account with administrator privileges. Your
How to Check Kernel Version in Linux System
The Linux kernel is the core component of Linux operating systems. It manages the system’s resources, and communication between your computer’s hardware and software. In this tutorial, we will show you multiple ways to check the version of Linux kernel running on your system. Check Kernel Version# It also maintains the security of your system.
How to Install Xrdp Server (Remote Desktop) on Ubuntu 20.04
Xrdp is an open-source implementation of the Microsoft Remote Desktop Protocol (RDP) server. It provides facility to graphically control a remote machine. Using Xrdp, you can login to remote machine same as Microsoft Remote Desktop Protocol (RDP). In this tutorial, we will show you how to install Xrdp (Remote Desktop) on Ubuntu 20.04 LTS. Prerequisites#
Using Curl to make REST API requests
An application program interface (API) is a set of definitions and protocols that allows software programs to communicate with each other. The term REST stands for representational state transfer. It is an architectural style that consists of a set of constraints to be used when creating web services. RESTful API is an API that follows
How to Set Up WireGuard VPN on CentOS 8
WireGuard is a simple and modern VPN (Virtual Private Network) with state-of-the-art cryptography. It is faster, easier to configure, and more performant than other similar solutions, such as IPsec and OpenVPN. WireGuard is cross-platform and can run almost anywhere, including Linux, Windows, Android, and macOS. Wireguard is a peer-to-peer VPN; it not based on the