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An Introduction to Ruby and Rails Matthew Bohnsack Wannabe Rubyist November 9 th 2005
Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What is Ruby? Why should I care? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What is Rails? Why should I care? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Must have tool #1: irb ,[object Object],[object Object],[object Object],[object Object],# ~/.irbrc require 'irb/completion ' use_readline=true auto_indent_mode=true
Must have tool #2: ri ,[object Object]
Ruby in a nutshell – irb sessions follow ,[object Object],[object Object]
Ruby in a nutshell – objects are everywhere ,[object Object]
Ruby in a nutshell – objects have methods Bang on the tab key in irb to see the methods that are available for each object.
Ruby in a nutshell – Variables ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Ruby in a nutshell – Arrays
Ruby in a nutshell – Hashes
Ruby in a nutshell – Symbols ,[object Object],[object Object]
Ruby in a nutshell – Blocks & Iterators
Ruby in a nutshell – It’s easy to build classes
Ruby in a nutshell – It’s fun to play with classes (like the one we just made)
Ruby in a nutshell – Classes are open ,[object Object]
Ruby in a nutshell – Other notes on Classes ,[object Object]
Ruby in a nutshell – a few gotchas ,[object Object],[object Object],[object Object],[object Object],[object Object]
Ruby in a nutshell – RubyGems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Want to learn more Ruby? ,[object Object],[object Object],[object Object],[object Object]
Quick Rails Demo – Build a TODO list application in 5 minutes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Where to go for more information ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
The End / Questions

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Intro To Ror

  • 1. An Introduction to Ruby and Rails Matthew Bohnsack Wannabe Rubyist November 9 th 2005
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9. Ruby in a nutshell – objects have methods Bang on the tab key in irb to see the methods that are available for each object.
  • 10.
  • 11. Ruby in a nutshell – Arrays
  • 12. Ruby in a nutshell – Hashes
  • 13.
  • 14. Ruby in a nutshell – Blocks & Iterators
  • 15. Ruby in a nutshell – It’s easy to build classes
  • 16. Ruby in a nutshell – It’s fun to play with classes (like the one we just made)
  • 17.
  • 18.
  • 19.
  • 20.
  • 21.
  • 22.
  • 23.
  • 24. The End / Questions