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Beginning Rails 3 by Rida Al Barazi, Cloves Carneiro Jr.

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Chapter 2. Getting Started

For various reasons, Rails has gained an undeserved reputation of being difficult to install. This chapter dispels this myth. The truth is that installing Rails is relatively easy and straightforward, provided you have all the right ingredients. The chapter begins with an overview of what you need to get Rails up and running and then provides step-by-step instructions for the installation. Finally, you start your first Rails application.

An Overview of Rails Installation

The main ingredient you need for Rails is, of course, Ruby. If you're lucky, Ruby may already be installed on your system, in which case you're halfway there. Most likely, however, it's not. You therefore need to install it. After you have Ruby installed, ...

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