douglasmartins7

#!/usr/bin/env bash
# https://developers.supportbee.com/blog/setting-up-cucumber-to-run-with-Chrome-on-Linux/
# https://gist.github.com/curtismcmullan/7be1a8c1c841a9d8db2c
# http://stackoverflow.com/questions/10792403/how-do-i-get-chrome-working-with-selenium-using-php-webdriver
# http://stackoverflow.com/questions/26133486/how-to-specify-binary-path-for-remote-chromedriver-in-codeception
# http://stackoverflow.com/questions/40262682/how-to-run-selenium-3-x-with-chrome-driver-through-terminal
# http://askubuntu.com/questions/760085/how-do-you-install-google-chrome-on-ubuntu-16-04

# Versions
CHROME_DRIVER_VERSION=`curl -sS chromedriver.storage.googleapis.com/LATEST_RELEASE`

douglasmartins7

  #Toda vez que uso o Module
  module ModuleName
  end

  Estou sobreescrevendo(override- polimorfismo) a classe Module do Ruby

  class module
  end

douglasmartins7

Comando utils
  docker stop -t 0 $(docker ps -q)       ele para todos os container ao mesmo tempo em 0 segundos
  docker container prune                 remove todos os containers que estão parados.
  
  docker run -it -v "/workspace/projetos/docker:/var/www/" ubuntu    ele cria um volume dar pasta do container ubuntu e linka na local docker
  docker inspect id_imagem                                           ele mostra um json na chave mounts ele mostra destinatio(container), source roda código local 
  docker system prune -a                                     delete all images
  docker run -d -p 8080:3000 -v "/workspace/projetos/docker/node:/var/www" -w "/var/www" node npm start  
                executa a imagem node sem travar a maquina(-d) na porta 3000 do container transferindo para a porta 8080 local salvando arquivo no vloume do container /var/www sendo transferindo para local docker ou vice-verça startando no work director(-w) /var/www executando o comando node start
  docker run -p 8080:3000 -v "$(

douglasmartins7

################################Definir Classe em runtime################################
    classe = "danilo"
    classe = classe.capitalize
    # or alterando a referencia direta
    classe.capitalize!
    #criar classe dinamicamente
    eval("class #{classe} end")
    #constant_get retorna o objeto 
    classe = Object.const_get(classe)
    puts classe

douglasmartins7

############################Eval###################################

    a = "puts 1 + 2"
    eval a
    #ele executa a imprimindo 3 == metaprogamacao



############################Instance_eval para a instancia###################################
    #ele consegue pegar metodos privados tambem

douglasmartins7

#####################################lambda#############################################

    # todos os loops usam lambdas
    #lambda nao aceita mais parametros do que os definidos
    #lambda retorno dentro do proprio lambda
    l = lambda {|param| param * 5}
    puts l.call(4)


    l = lambda do |p1, p2|

douglasmartins7

# inserir modulos dentro da estancia
module Validacoes
    def validar_cpf
        true 
    end
    def validar_cnpj
        false
    end
end

douglasmartins7

def choose_air company
  #faça algo 
rescue  Exception => e
  raise "Ocorreu erro"
  puts e.message
end 

douglasmartins7

class Carro
  
  def initialize(nome = "Modelo padrao")
    @nome = nome
  end

  #metaprogramaçao, gera os gets e sets
  attr_accessor :nome, :porta, :painel, :roda
  attr_writer :pneu
  

douglasmartins7

class Carro

    #constructor
    def initialize nome = "Modelo padrao"
        @nome = nome
    end
    
    #set
    def nome=(value)
        @nome = value