<script type="text/javascript" src="/assets/js/main.js"></script>
{% include disqus-scripts.html %}
<script type="text/javascript">
  (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-3107613-2', 'auto');
  ga('send', 'pageview');
</script>
{% if page.extra_scripts %}
  {% for script in page.extra_scripts %}
    <script type="text/javascript" src="{{ script }}"></script>
  {% endfor %}
{% endif %}
<script type="text/javascript" src="/assets/js/main.js"></script>
{% include disqus-scripts.html %}
<!-- Global site tag (gtag.js) - Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id=UA-23343106-1"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());

  gtag('config', 'UA-23343106-1');
</script>
{% if page.extra_scripts %}
  {% for script in page.extra_scripts %}
    <script type="text/javascript" src="{{ script }}"></script>
  {% endfor %}
{% endif %}

Update Google Analytics tracking with Global Site Tag
Update Google Analytics tracking with Global Site Tag