Agile Web Development with Rails 7.2

We cover:

• Installing Ruby, RubyGems, SQLite 3, and Rails
• Development environments and tools

Chapter 1Installing Rails

In Part I of this book, we’ll introduce you to both the Ruby language and the Rails framework. But we can’t get anywhere until you’ve installed both and verified that they’re operating correctly.

To get Rails running on your system, you’ll need the following:

• A Ruby interpreter. Rails is written in Ruby, and you’ll be writing your applications in Ruby, too. Rails 7.2 will run on Ruby version 3.1, 3.2, and 3.3. It won’t work on prior versions of Ruby.

• Ruby on Rails. This book was written using Rails version 7.2 (specifically, Rails 7.2.1).

• You’ll need some libraries, depending on the operating system.

• A database. We’re ...