joseanpg

Datatype -> 
   class Datatype_class : public tree_node

constructor_of_Datatype ->
   class constructor_class : public Datatype_class {
     ...
     constructor_class(...)

   Datatype constructor( par1, par2, ... ) {
      return new constructor_class(par1, par2, ...);

joseanpg

Function.prototype.call.call(function(x){alert(x);},1) // why undefined?

@garethheyes [question] (https://twitter.com/garethheyes/status/248797836307734528)

Answer

let call = Function.prototype.call

joseanpg

import System.Environment

type Vec    = [Int] -- (Int,Int,Int,Int,Int,Int)
data UnaSol = UnaSol { values :: [Vec], rest :: Vec} deriving (Show)
type Sol    = [UnaSol]

beta :: Vec -> [Int] -> Sol

beta t []         = [UnaSol [] t]

joseanpg

(function(carrier){

  var hasOwn = Object.prototype.hasOwnProperty;
  var slice  = Array.prototype.slice;

  function extend(obj,src){
    for (var p in src){
      if (hasOwn.call(src,p)) {
        if (p in obj && typeof obj[p] === 'object' && obj[p]) {
          extend(obj[p],src[p]);

joseanpg

### Control structures ###
If=si
Else=en_caso_contrario
Procedure=aprende_procedimiento
Repeat=repite
RepeatWhile=repite_mientras
Return=regresar
Break=truncar
End=fin

joseanpg

function ImTheLeche(legoCreator) {
  return function(){
    return function(protopato) {
      legoCreator.gn = legoCreator.prototype = 
        Object.create(protopato,{constructor:{value:legoCreator}});
      return {init:function(){
        var fakeMVCfever = 
                Object.create(legoCreator.gn,{constructor:{value:this.init}});
        return legoCreator.apply(fakeMVCfever,arguments);}
      }

joseanpg

var one = function(arg){return 'Hola ' + arg;};
var two = function(arg){return 'Adios ' + arg;};

alert(one('Otoño'));
alert(two('Verano'));

//Siglos después descubrimos que hay que preprocesar el argumento :)

Function.prototype.makeCoat = function() {
  var service = this;

joseanpg

/*
http://twitter.com/#!/bga_/status/116861871423885312
*/


Object.prototype.thunk = function(name, calc) {
  Object.defineProperty(this,name,{get: function() { 
    var ret = calc();
    delete this[name] // memo result
    this[name] = ret;

joseanpg

/*
  RECUENTO DE VOTOS PARA
        http://www.meetup.com/madridjs/pages/Votaci%F3n_para_%22Yo_tambi%E9n_quiero_una_birra%22/

  Abre la consola, pega el siguiente código en ella
  y ejecuta el siguiente código :)

  Verficado en Firefox a las 14:46 del 2011-09-01
*/

joseanpg

function getMax(a,b) {
  var r = Math.sqrt(a-b);
  if (isNaN(r)) return b;
  else return a;
}