UNIX/Linux

UNIX and Linux Commands Tutorials

How to Install/Uninstall NodeJS on Ubuntu 18.04

NodeJS is a JavaScript framework that allows you to build fast network applications with ease. In this guide, we delve in and see how you can How to install NodeJS on Ubuntu 18.04. Step 1:….

How to Install MongoDB on CentOS 7

In this article, we dive in and see how you can install MongoDB on CentOS 7. MongoDB is a free, flexible and opensource NoSQL database, different from the regular SQL databases like PostgreSQL and MySQL…..

Nginx Reverse Proxy

NGINX as Reverse Proxy for Node or Angular application

A reverse proxy is a server that retrieves resources for clients from one or more upstream servers. It typically places itself behind a firewall in a private network and forwards clients request to these upstream….

How to Install Elasticsearch Logstash Kibana (Elastic Stack) on Ubuntu 18.04

In this guide, you will learn to install Elastic stack on Ubuntu 18.04. Elastic stack, formerly known as ELK stack is a collection or stack of free and opensource software from Elastic Company designed for….

How to Install Laravel Framework on Ubuntu 18.04 LTS

In this guide, we look at how to install Laravel framework on Ubuntu 18.04 server. Laravel is a free and open source PHP web framework. It was created in 2011 by Taylor Otwell and has….

Send Email in Linux from Command Line

In this article, you will learn how to send emails using the popular mail commands. It’s equally important that you also learn how to send Linux email attachments. Some of the command line options used….

How to Configure PHP-FPM with NGINX

PHP-FPM (FastCGI Process Manager) is an alternative to FastCGI implementation of PHP with some additional features useful for sites with high traffic. It is the preferred method of processing PHP pages with NGINX and is….

Install PostgreSQL 11 and PgAdmin4 on Ubuntu 18.04

In this guide, you will learn how to install PostgreSQL 11 and PgAdmin4 on Ubuntu 18.04 LTS. PostgreSQL PostgreSQL is a free and open source cross-platform Relational Database Management System (RDBMS). It is widely used….

How to Secure Nginx with Let’s Encrypt SSL Certificate

Let’s Encrypt is a free, open source and automated certificate authority (CA) pioneered by Internet Security Research Group (ISRG) and offers SSL/TLS certificates to encrypt communications involving two parties. An SSL certificate in your website….

cp command in Linux/UNIX

In this guide, we focus on cp command in Linux/Unix systems. cp command – short for copy – is a command used for copying files and directories in Linux. It’s a command that is widely….

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