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How to Install and Use Ruby on Rails with PostgreSQL on CentOS 7

In this tutorial, I will show you how to install Rails on CentOS 7. We will install and configure Ruby on Rails with a PostgreSQL database, and then create our first project with Rails. Ruby on Rails (RoR), or short “rails”, is a server-side web application framework written in ruby that follows MVC (Model-View-Controller) concept.

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