Serabe

// The production source code.
var ALIVE = 1;
var DEAD = 0;

function Game(height, width) {
  this.height = height || 100;
  this.width = width || 100;
  this.table = new Array(this.height);
  for(var i = 0; i < this.height; i++) {
    this.table[i] = new Array(this.width);

Serabe

/*
 * CELLS
 */

function Cell() {}

Cell.prototype.step = function(num) {
  if(this.keepState().indexOf(num) >= 0) {
    return this;
  }

Serabe

// The production source code.

// Cell related stuff
function alive() {
  return {state: 'alive', keptState: [2,3], nextState: dead};
};

function dead() {
  return {state: 'dead', keptState: [0,1,2,4,5,6,7,8], nextState: alive};
};

Serabe

var a = function(x) { console.log(x); }
var b = a.toString().match(/\(([^{]*)\).* \{(.*)\}/)

var args = b[1].split(',').map(function(el) { return el.trim(); });
args.push(b[2] + b[2]);

var fn = Function.apply({}, args);
fn(1);

Serabe

var twice = function(a) {

  var b = a.toString().match(/\(([^{]*)\).* \{(.*)\}/)

  var args = b[1].split(',').map(function(el) { return el.trim(); });
  args.push(b[2] + ";" + b[2]);

  return Function.apply({}, args);
}

Serabe

class CustomDateInput < SimpleForm::Inputs::Base
  def input
    @builder.date_field(attribute_name, input_html_options).html_safe
  end
end

Serabe

<%= simple_form_for @event do |f| %>
    <%= f.input :name %>
    <%= f.input :description %>
    <%= f.input :start_at, as: :custom_date %>
    <%= f.input :end_at, as: :custom_date %>

    <%= f.submit %>
<% end %>

Serabe

    rails g model Reservation user:references event:references
 
    Añadir has_many :reservations a User y Event
 
    class Reservation
    	class << self
    		def for_event_and_user event, user
    			Reservation.where(event: event, user: user)
    		end
    	end

Serabe

#!/usr/bin/env ruby
def are_required? gem_name
  require gem_name
  true # It could have been already required
rescue LoadError
  puts "Install #{gem_name} gem."
  false
end

everything_is_good = ['redis', 'hiredis', 'pry'].inject(true) do |memo,gem_name|

Serabe

def last_n n
  KeepLastN.new self, n
end

class KeepLastN

  attr_reader :conn, :limit

  def initialize conn, n
    @conn = conn