Ruby Rail First Step

• Your first application with MySQL

rails new firstapp -d mysql

1. Move into the application directory

cd firstapp

1. If you setup MySQL or Postgres with a username/password, modify the
2. config/database.yml file to contain the username/password that you specified

1. Create the database

rake db:create

1. Start the server

rails server

1. Visite the web site

http://localhost:3000

1. change the default page

Add the following into config/routes.rb

root :to => "home#index"

1. Generate a ressource

rails generate scaffold Post name:string title:string content:text

Creating and Customizing Rails Generators & Templates

• Create Tables

rake db:migrate

To create in production

rake db:migrate RAILS_ENV=production.

• Add Post Page in the index file app/view/home/index.html.erb

<%= link_to "My Blog", posts_path %>