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def valid?(card_number)
  digits = card_number
             .split("")
             .map { |number| number.to_i }

  numbers = []
  digits.each_with_index do |digit, index|
    if index.even?
      numbers << digit * 2
    else

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<script type="text/javascript">
  $(document).ready(function(){
    $.stratus({
      auto_play: true,
      download: false,
      key: "Enter your Client ID here",
      links: 'http://soundcloud.com/qotsa',
      random: true
    });
  });

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<script type="text/javascript">
  $(document).ready(function(){
    $.stratus({
      key: "Enter your Client ID here",
      links: "https://soundcloud.com/zedsdead/sets/somewhere-else-ep"
    });
  });
</script>

sferik

require 'csv'
require 'twitter'

def twitter_client
  @twitter_client ||= Twitter::REST::Client.new do |config|
    config.consumer_key = 'XXXXXX'
    config.consumer_secret = 'XXXXXX'
    config.access_token = 'XXXXXX'
    config.access_token_secret = 'XXXXXX'
  end

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# Node A:
# iex --sname "nodea"
Process.register self, :iex

# Blocking
receive do
  { :hello, pid } ->
    IO.puts "Hello from #{inspect(pid)}"
end

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defmodule Future do

  def new(fun) do
    fn(x) ->
      spawn_link fn ->
        value = try do
          { :ok, fun.(x) }
        rescue
          e -> { :error, e }
        end

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require 'json'
require 'open-uri'
require 'uri'

class GoogleProductsSearch

  def self.find_all_by_query(query)
    file = open("https://www.googleapis.com/shopping/search/v1/public/products?key=#{ENV["GOOGLE_PRODUCTS_API_KEY"]}&country=US&q=#{URI.escape(query)}")
    JSON.load(file.read)["items"] || []
  end

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WDI Lab - April 8, 2013

Movies

You will be creating a movies app using Sinatra and the OMDB API.

Requirements

• Ability to search for a movie by title
• Ability to click on a search result to see detailed information about a movie including:
  • Title
• Year

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Twitter公式クライアントのコンシューマキー

Twitter for iPhone

Consumer key: IQKbtAYlXLripLGPWd0HUA
Consumer secret: GgDYlkSvaPxGxC4X8liwpUoqKwwr3lCADbz8A7ADU

Twitter for Android

Consumer key: 3nVuSoBZnx6U4vzUxf5w
Consumer secret: Bcs59EFbbsdF6Sl9Ng71smgStWEGwXXKSjYvPVt7qys

Twitter for Google TV

Consumer key: iAtYJ4HpUVfIUoNnif1DA

sferik

# app/controllers/users/password_controller.rb

class Users::PasswordsController < Devise::PasswordsController
  def resource_params
    params.require(:user).permit(:email, :password, :password_confirmation, :reset_password_token)
  end
  private :resource_params
end