sseletskyy

http://ruby.railstutorial.org/ruby-on-rails-tutorial-book?version=4.0

sseletskyy

http://railsapps.github.io/what-is-ruby-rails.html

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Install postgresql on Mountain Lion
https://gist.github.com/demimismo/3359506

> brew install postgresql
> initdb /usr/local/var/postgres -E utf8
> mkdir -p ~/Library/LaunchAgents
> cp /usr/local/Cellar/postgresql/9.2.4/homebrew.mxcl.postgresql.plist ~/Library/LaunchAgents/
> launchctl load -w ~/Library/LaunchAgents/homebrew.mxcl.postgresql.plist

To start postgres manually

sseletskyy

https://github.com/xaviershay/rspec-fire

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http://guides.railsgirls.com/devise/

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Rails scaffolding types
These types are valid since Rails version 2: 

string
text (long text, up to 64k, often used for text areas)
datetime
date
integer
binary
boolean

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psql -d template0 -c 'create extension hstore;'

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https://github.com/engageis/activerecord-postgres-hstore

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# An abstract base class used to create simple serializers
# for ActiveRecord objects
class BaseSerializer
  include Rails.application.routes.url_helpers

  attr_reader :serialized_object

  def initialize(serialized_object)
    @serialized_object = serialized_object
  end

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#Toolbelt $ heroku login Enter email + password

$ heroku create

check git configuration $ git config -e

deploy the code from local branch "master"