anchor.diff:  
         $(document).ready(resize);
         $(window).resize(resize);
  -
  -      (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
  -      ga('create', 'UA-XXXX', 'apiemebd.com');
  -      ga('require', 'displayfeatures');
  -      ga('require', 'linkid', 'linkid.js');
  -      ga('send', 'pageview');
  
positive.code:     block scripts
  
      script(type='text/javascript').
        function resize () {
          // calculate the new height
          var height = $(window).height();
  
negative.code: - var title = 'APIembed by Mashape';
  - var description = 'Auto-generated code snippets in many programming languages for your website, blog or API documentation. Made with Love by Mashape.';
  
  doctype html
  html(lang='en', itemscope, itemtype='http://schema.org/Product')
    head(prefix='og: http://ogp.me/ns# website: http://ogp.me/ns/website#')
  
      meta(charset='utf-8')
      meta(http-equiv='X-UA-Compatible', content='IE=edge')
      meta(name='robots', content='index,follow')
      meta(name='viewport', content='width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no')
  
      title= title
      meta(itemprop='name', content= title)
      meta(property='og:title', content= title)
      meta(name='twitter:title', content= title)
  
      link(rel='author', href='https://www.mashape.com/')
      meta(name='author', content='Mashape')
      meta(name='twitter:creator', content='@Mashape')
  
      meta(name='description', content= description)
      meta(itemprop='description', content= description)
      meta(property='og:description', content= description)
      meta(name='twitter:description', content= description)
  
      meta(itemprop='image', content='https://apiembed.com/share-facebook.png')
      meta(property='og:image', content='https://apiembed.com/share-facebook.png')
      meta(name='twitter:image:src', content='https://apiembed.com/share-twitter.png')
  
      meta(name='twitter:card', content='summary')
      meta(name='twitter:site', content='@Mashape')
      meta(name='twitter:domain', content='apiembed.com')
  
      link(rel='canonical', href='https://apiembed.com/')
      meta(property='og:url', content='https://apiembed.com/')
      meta(name='twitter:url', content='https://apiembed.com/')
  
      meta(property='og:type', content='website')
      meta(property='og:site_name', content= title)
      meta(property='fb:admins', content='227304446')
      meta(property='fb:admins', content='576641408')
  
      link(rel='shortcut icon', href='/favicon.ico')
      link(rel='icon', type='image/x-icon', href='/favicon.ico')
  
      link(rel='stylesheet', type='text/css', href='https://fonts.googleapis.com/css?family=Open+Sans:400,600|Source+Code+Pro:200,300,400,500,600,700,900', media='all')
      link(rel='stylesheet', type='text/css', href='https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.3.0/css/font-awesome.css', media='all')
  