Ruby On Rails Tutorial

Ruby on Rails Tutorial ,[object Object]

Ruby on Rails ,[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],What is Ruby?

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 – 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]

Rails Tutorial ,[object Object],[object Object],[object Object],[object Object]

Hello World on Rails! ,[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]

Hello Rails! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hello Rails! ,[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],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Rails Application Directory Structure

Rails Strengths – It’s all about Productivity ,[object Object],[object Object],[object Object],[object Object],[object Object]

Rails Strengths – Write Code not Configuration ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Rails Strengths – Full-Stack Web Framework ,[object Object],[object Object],[object Object],[object Object],[object Object]

Rails Strengths – Full-Stack Web Framework ,[object Object],[object Object],[object Object],[object Object],app/controllers/product_controller.rb class ProductController < ActiveController :: Base def show @product = Product.find(params[:id]) end end

Rails Strengths – Full-Stack Web Framework ,[object Object],/app/models/product.rb class Product < ActiveRecord :: Base End Database: table products( id int, name string, price int)

Rails Strengths – Full-Stack Web Framework ,[object Object],/app/views/products/ Show.rhtml … .. <h2><%=name%></h2> <b><%=price%></b>

Active Record ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

ActiveRecord Relationships ,[object Object],[object Object],[object Object],[object Object],[object Object]

User Interface with Style ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

AJAX and Rails ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Console ,[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],[object Object],[object Object]

Rails Strengths ,[object Object],[object Object],[object Object],[object Object],[object Object]

Ruby On Rails Tutorial

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