Chapter 2: Getting Started

To get started with Ruby on Rails, we first must install some development software on our systems. The packages we'll be installing are:

The Ruby language interpreter
The Ruby interpreter translates any Ruby code, including Rails itself, into a form the computer can understand and execute. At the time of writing, Ruby 2.3.0 is recommended for use with Rails, so that's what I've used here.

Found in Translation

There are many Ruby interpreters, but the most often used one is the Matz Ruby Interpreter, or MRI for short. You may also hear of other interpreters such as JRuby or Rubinius. Each has its pros and cons, but as it's beyond the scope of this book, you may want to take an hour or so and do some reading on the ...

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