dodops

class Pessoa < ActiveRecord::Base
  has_attached_file :imagem, :styles => { :tamanho_pequeno => "150x150",
    :tamanho_medio => "300x300",
    :tamanho_grande => "600x600" }

  validates_attachment_presence :imagem
end

dodops

#include <stdio.h>
#include <stdlib.h>
#define TAM 7
 
main()
{
  int vetor[TAM],
  x = 0,
  y = 0,
  aux = 0;

dodops

class TesteErro {
	public static void main(String[] args){
		System.out.println("Inicio da main");
		medoto1();
		System.out.println("Fim da main");
	}

	static void medoto1(){
		System.out.println("Inicio do método 1");
		metodo2();

dodops

var poder = function(name, last){
	var conrta = [];
	for (var i = conrta.length - 1; i >= 0; i--) {
		conrta[i]
	};
};

function forEach(array, action){
	for(var i = 0; i < array.length; i++){
		action(array[i]);

dodops

#Credits to Carlos Souza
#I've made some changes for search works in strings with special caracters like accents.

#In the model
scope :search, ->(keyword) { where('keywords LIKE ?', "%#{I18n.transliterate(keyword.downcase)}%") if keyword.present? }

before_save :set_keywords
validates :title, :author, :description, presence: true

protected

dodops

var net = require('net');

var chatServer = net.createServer(), clientList = [];

chatServer.on('connection', function(client){
  client.name = client.remotePort;
  client.write('Hi ' + client.name + '!\n');

  clientList.push(client);
  console.log("connected clients: " + clientList.length);

dodops

#include <Ultrasonic.h>
#define echoPin 13
#define triPin 12
#define ledPin 9

Ultrasonic ultrasonic(12,13);

void setup()
{
  Serial.begin(9000);

dodops

jQuery ->
  $('body').prepend('<div id="fb-root"></div>')

  $.ajax
    url: "#{window.location.protocol}//connect.facebook.net/en_US/sdk.js"
    dataType: 'script'
    cache: true


window.fbAsyncInit = ->

dodops

# Creditos: https://github.com/celsodantas/br_populate
# Models: City - State

require 'net/http'
require 'net/https' # for ruby 1.8.7
require 'json'

def states
  http = Net::HTTP.new('raw.githubusercontent.com', 443); http.use_ssl = true
  JSON.parse http.get('/zigotto/br_populate/master/states.json').body

dodops

const { el, mount } = redom;

// remove variações que serão
// escolhidas para gerar grade
const removeLabel = () => {
  let closeElements = Array.from(document.querySelectorAll('i.delete.icon'));

  closeElements.map(closeIcon => {
    closeIcon.addEventListener('click', () => {
      let label = closeIcon.parentElement;