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What is Ruby on Rails?
What is Ruby on Rails?
What is Ruby on Rails?
What is Ruby on Rails?
What is Ruby on Rails?
What is Ruby on Rails?
What is Ruby on Rails?
What is Ruby on Rails?
What is Ruby on Rails?
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What is Ruby on Rails?

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A simple introduction to Ruby on Rails

A simple introduction to Ruby on Rails

Published in: Technology
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  • 1. Ruby on Rails Karmen Blake http://blog.dudeblake.com Tuesday, May 5, 2009
  • 2. Who am I? • Software Engineer who enjoys Ruby, Rails, and iPhone development • Work for GeneTree (http:// www.genetree.com) using RoR Tuesday, May 5, 2009
  • 3. What is Rails? • Framework that makes it easier to develop, deploy, and maintain web applications • Often chosen as framework for Web 2.0 applications • Organized and developed by many developers around the world Tuesday, May 5, 2009
  • 4. What is Rails? • Convention over Configuration • Java/.NET often used XML configuration for developers to painfully write to get an application up and going Tuesday, May 5, 2009
  • 5. Rails is Agile • Individuals and interactions over process and tools • Working software over comprehensive documentation • Customer collaboration over contract negotiation • Responding to change over following a plan Tuesday, May 5, 2009
  • 6. Model-View-Controller • Not a new concept • 1979 • Trygve Reenskaug invented concept for developing applications Tuesday, May 5, 2009
  • 7. Model-View-Controller • Model: maintain data state and business rules performed on data • View: generating user interface used to display and interact with data (html, iphone, etc.) • Controller: orchestrate or direct events from the outside often by user interaction Tuesday, May 5, 2009
  • 8. ActiveRecord • ORM (object relational mapper) allows easy syntax to handle most of your database interactions • abstracts database specific calls to one API • Allows you to use many different databases Tuesday, May 5, 2009
  • 9. Tuesday, May 5, 2009

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