kkaefer

var sys = require('sys');

function Child() {}
// Defined on the prototype.
Object.defineProperty(Child.prototype, 'foo', { enumerable: false, value: 'test', writable: true });
Object.defineProperty(Child.prototype, 'bar', { enumerable: false, value: 'test2', writable: true });

var test = new Child;
// Defined local to the object "instance".
Object.defineProperty(test, 'baz', { enumerable: false, writable: true });

kkaefer

var http = require('http');

var secure = new RegExp('(' + [
  'facebook.com',
  'twitter.com',
  'google.com'
].join('|').replace('.', '\\.') + ')$');

var noSecure = new RegExp('^(' + [
  'http://(www\.)?google\.com/(image|imghp)',

kkaefer

> function Class(param) { if (!param) console.log('fail'); }
> new Class
fail
{}
> x = {};
{}
> x.__proto__ = Class.prototype;
{}
> x instanceof Class
true

kkaefer

var util = require('util');

function Parent(arg) {
  console.log('parent constructor: arg=' + arg);
  
}
Parent.prototype.foo = function() {
  console.log('fooing!');
  return this;
};

kkaefer

Object.defineProperty(global, 'foo', {
  set: function(val) {
    console.log(val);
  }
});

var array = { key: 'value', key2: 'value2', key3: 'value3' };
for (foo in array);

kkaefer

$(function() {
  function pushState() {
    var url = $(this).attr('href');
    replaceImage(url);
    if (history.pushState) {
      history.pushState({}, '', url);
    }
    return false;
  }

kkaefer

json() {
  python - $@ <<"EOS"
import json, sys
try:
  obj = json.load(open(sys.argv[1]))
  for key in sys.argv[2:]: obj = obj[key if type(obj) == dict else int(key)]
except ValueError as msg: sys.stderr.write('Invalid JSON: %s\n' % msg); exit(1)
except KeyError as msg: sys.stderr.write('Key "%s" does not exist\n' % key); exit(2)
if type(obj) == dict: print '\n'.join(obj.keys())
elif type(obj) == list: print '\n'.join(obj)

kkaefer

#world {
  polygon-fill: #eee;
  line-color: #ccc;
  line-width: 1;
  
  [zoom > 5] {
    line-width:0.5;
  }
}

kkaefer

function __stack__() {
    try {
        throw new Error;
    } catch (err) {
        var stack = err.stack.split('\n');
        stack.splice(0, 3);
        return stack.join('\n') + '\n';
    }
}


kkaefer

var util = require('util');
var EventEmitter = require('events').EventEmitter;

module.exports = Queue;
function Queue(callback, concurrency) {
    this.callback = callback;
    this.concurrency = concurrency || 10;
    this.next = this.next.bind(this);
    this.invoke = this.invoke.bind(this);
    this.queue = [];