load jQuery to Google Chrome Dev tools

(function() {
  if (! window.jQuery ) {
    var s = document.createElement('script');
    s.type = 'text/javascript';
    s.async = true;
    s.src = '//ajax.googleapis.com/ajax/libs/jquery/2.0.0/jquery.min.js'; // you can change this url by latest jQuery version
    (document.getElementsByTagName('head')[0] ||
      document.getElementsByTagName('body')[0]).appendChild(s);
  }
}());