WebReflection

try{new CustomEvent('?')}catch(o_O){
  /*!(C) Andrea Giammarchi -- WTFPL License*/
  this.CustomEvent = function(
    eventName,
    defaultInitDict
  ){

    // the infamous substitute
    function CustomEvent(type, eventInitDict) {
      var event = document.createEvent(eventName);

minikomi

data:text/html,
<style type="text/css">
#e {
  position:absolute;
  top:0;
  right:0;
  bottom:0;
  left:0;
  font-size:16px;
}

jakeonrails

data:text/html, <style type="text/css">#e{position:absolute;top:0;right:0;bottom:0;left:0;}</style><div id="e"></div><script src="http://d1n0x3qji82z53.cloudfront.net/src-min-noconflict/ace.js" type="text/javascript" charset="utf-8"></script><script>var e=ace.edit("e");e.setTheme("ace/theme/monokai");e.getSession().setMode("ace/mode/ruby");</script>

jlong

var parser = document.createElement('a');
parser.href = "http://example.com:3000/pathname/?search=test#hash";

parser.protocol; // => "http:"
parser.hostname; // => "example.com"
parser.port;     // => "3000"
parser.pathname; // => "/pathname/"
parser.search;   // => "?search=test"
parser.hash;     // => "#hash"
parser.host;     // => "example.com:3000"

ebidel

<?php
$fileName = $_FILES['afile']['name'];
$fileType = $_FILES['afile']['type'];
$fileContent = file_get_contents($_FILES['afile']['tmp_name']);
$dataUrl = 'data:' . $fileType . ';base64,' . base64_encode($fileContent);

$json = json_encode(array(
  'name' => $fileName,
  'type' => $fileType,
  'dataUrl' => $dataUrl,

jed

            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
                    Version 2, December 2004

 Copyright (C) 2011 Jed Schmidt <http://jed.is>

 Everyone is permitted to copy and distribute verbatim or modified
 copies of this license document, and changing it is allowed as long
 as the name is changed.

            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE