d2bit

************************************************************************
Imagina que estamos implementando una tienda online, que vende solo 3 productos:

Codigo | Nombre | Precio
_______________________________

AM | Agua mineral | 3.11€
AC | Aceite | 5.00€
CA | Cafe | 11.23€

d2bit

class PrimeNumberGenerator
  def initialize
    @list = []
  end

  def next
    prime = next_prime
    @list.push prime
    prime
  end

d2bit

= render 'web/facebook_connect'

%code
  = IO.readlines('app/views/web/_facebook_connect.html.haml').join

d2bit

alias abundle="azk shell -c bundle"
arake() { cmd="bundle exec rake $@"; azk shell -c $cmd; }
arails() { cmd="bundle exec rails $@"; azk shell -c $cmd; }

alias grubocop="git ls-files -m |xargs rubocop"

d2bit

class SimplePasswordGenerator
  WORDS = %w(perro gato hormiga sapo lagarto caracol melocoton hocico canguro)

  def self.generate(min_size = 10, max_size = nil)
    pass = sample_w_number
    pass += sample_w_number while pass.size < min_size
    pass.slice!(0, max_size) if max_size
    pass
  end

d2bit

OFFER_TYPES =
  {
    co: OFFER_TYPE_COLOMBIA,
    mx: OFFER_TYPE_COLOMBIA
  }
DEFAULT_TYPE = :mx

def self.trading_account_offer_type(user)
  country = I18n.locale || user.pais.codigo_iso.to_sym || DEFAULT_TYPE
  OFFER_TYPES[country]

d2bit

FROM ruby:2.2.0

RUN apt-get update -qq && apt-get install -y build-essential nodejs npm nodejs-legacy vim
RUN npm install -g phantomjs

WORKDIR /tmp
ADD Gemfile Gemfile
ADD Gemfile.lock Gemfile.lock
RUN bundle install

d2bit

require 'test_helper'

class RubocopTest < ActiveSupport::TestCase
  describe 'when run over the app' do
    it 'has a clean run' do
      cli = RuboCop::CLI.new
      result = cli.run(%w(--rails))
      value(result).must_equal 0
    end
  end

d2bit

#!/usr/bin/env ruby
# encoding: UTF-8
#
# LearnRubyByExample: 
#
# Ruby is a highly expressive programming language. 
# Testing software is an expressive way to communicate how it works.
#
# In the middle of a night awake for allergy and insomnia, and some days after the 1st _why day,
# I've tried to combine Ruby and testing to help teaching ruby with some goals in mind:

d2bit

class EquilibriumPoint
  ERROR_CODE = -1

  def initialize(arr)
    @arr = arr
  end

  def get_point
    indexes_without_edges.each do |index|
      return index if equilibrium_point?(index)