olvap

Patrones de diseño

GoF

• Erich Gamma
• Richard Helm
• Ralph Johnson
• John Vlissides

Que es un patrón

Es una solución general a un tipo de problema.

olvap

#rspec , minitest cutest librerias
class Juego

  GANA = { papel: :piedra, piedra: :tijera, tijera: :papel }		

  def initialize jugador1, jugador2
    @jugador1 = jugador1
    @jugador2 = jugador2
  end
	

olvap

require 'mqtt'
require 'json'

class Mosca
  @@default_broker = "test.mosquitto.org"
  @@default_timeout = 5
  @@debug = false

  attr_reader :options

olvap

  def verify_phone_pin_and_delete_in_call_records(phone_verification_input)
    verified = false

    if self.phone_number.nil? && self.is_suspicious && verify_proposed_phone_pin(phone_verification_input)
      verified = true
      TwilioCall.find_by_user_id(self.id).try(:destroy)
    elsif self.proposed_phone_number && verify_proposed_phone_pin(phone_verification_input)
      verified = true
      TwilioCall.find_by_user_id(self.id).try(:destroy)
    elsif !self.proposed_phone_number && verify_phone_pin(phone_verification_input)

olvap

  def validate_user_email_uniqueness
    return true if self.skip_user_uniqueness

    find = "where(:email => '#{self.email}')"

    if self.user_id.present?
      find += ".where('id != ?', #{self.user_id})"
    end

    user = User.class_eval(find)

olvap

  def create_identity_for_existing_user
    token = params[:token] # "token" is a better name for a token than "format"
    user = User.find_by_email_verification_token(token)
    # if you create an association between user and indentinty you dont need to set association
    # manually(@identity.user_id = user.id). 
    @identity = user.identity.build(params[:identity])
    # this part should be moved to a before_save method
    # @identity.email = @identity.email_confirmation = user.email
    # @identity.user_id = user.id

olvap

class PahoMessage
  constructor: (@message) ->
  value: ->
    "value: #{ @message }"
  topic: ->
    "topic: #{ @message }"


paho_message = PahoMessage.new("un mensaje")
console.log paho_message.value

olvap

#= require paho

freezer =
  randomToken: ->
    Math.random().toString(36).substr(2)

  id: ->
    $('body').data('freezer-id').replace(/-/g,"")

  domain: ->

olvap

Description

The application has 3 namespaces.

FieldOwer

This is the namespace for the people who own a field and want to rent it.

• Log in, Log out and register FieldOwner users (with/without facebook)
• FieldOwner has email, password, name, etc
• FieldOwner has_many :fields

olvap

Archivo

rails new archivo
cd archivo

Scaffold

La instrucción scaffold, ejecuta la instrucción model y controller para hacer un CRUD de un recurso dado. Es como hacer rails g model y rails g controller.

rails g scaffold file_record title