---
layout: default
---

<div class="post">
  <div class="post-info">
    <span>Written by</span>
    {% if page.author %}
        {{ page.author }}
    {% else %}
        {{ site.author.name }}
    {% endif %}

    {% if page.date %}
      <br>
      <span>on&nbsp;</span><time datetime="{{ page.date }}">{{ page.date | date: "%B %d, %Y" }}</time>
    {% endif %}
  </div>

  <h1 class="post-title">{{ page.title }}</h1>
  <div class="post-line"></div>

  {{ content }}

</div>
<!-- Start disqus -->
{% if page.comments %}
  <div id="disqus_thread"><h3>Discussion and feedback</h3></div>
  <div class="disqus"></div>
  <div class="disqus-loading"><!-- Please wait, loading comments&hellip; --></div>
  <style>
   .disqus-placeholder.is-hidden { display: none; }
  </style>
  <script>
  /*
      disqusLoader.js v1.0
      A JavaScript plugin for lazy-loading Disqus comments widget.
      -
      By Osvaldas Valutis, www.osvaldas.info
      Available for use under the MIT License
  */
  (function(b,f,l){var r=function(a){a=a.getBoundingClientRect();return{top:a.top+f.body.scrollTop,left:a.left+f.body.scrollLeft}},t=function(a,c){var d=f.createElement("script");d.src=a;d.async=!0;d.setAttribute("data-timestamp",+new Date);d.addEventListener("load",function(){"function"===typeof c&&c()});(f.head||f.body).appendChild(d)};l=function(a,c){var d,e;return function(){var g=this,f=arguments,b=+new Date;d&&b<d+a?(clearTimeout(e),e=setTimeout(function(){d=b;c.apply(g,f)},a)):(d=b,c.apply(g,
  f))}};var m=!1,n=!1,p=!1,k=!1,h="unloaded",e=!1,q=function(){if(!e||!f.body.contains(e)||"loaded"==e.disqusLoaderStatus)return!0;var a=b.pageYOffset,c=r(e).top;if(c-a>b.innerHeight*n||0<a-c-e.offsetHeight-b.innerHeight*n)return!0;(a=f.getElementById("disqus_thread"))&&a.removeAttribute("id");e.setAttribute("id","disqus_thread");e.disqusLoaderStatus="loaded";"loaded"==h?DISQUS.reset({reload:!0,config:p}):(b.disqus_config=p,"unloaded"==h&&(h="loading",t(k,function(){h="loaded"})))};b.addEventListener("scroll",
  l(m,q));b.addEventListener("resize",l(m,q));b.disqusLoader=function(a,c){var d={laziness:1,throttle:250,scriptUrl:!1,disqusConfig:!1},b=c,g,h={};for(g in d)Object.prototype.hasOwnProperty.call(d,g)&&(h[g]=d[g]);for(g in b)Object.prototype.hasOwnProperty.call(b,g)&&(h[g]=b[g]);c=h;n=c.laziness+1;m=c.throttle;p=c.disqusConfig;k=!1===k?c.scriptUrl:k;e="string"===typeof a?f.querySelector(a):"number"===typeof a.length?a[0]:a;e.disqusLoaderStatus="unloaded";q()}})(window,document,0); 
  </script>
  <script>
      disqusLoader( '.disqus',
      {
          scriptUrl:    'https://{{ site.data.theme.disqus }}.disqus.com/embed.js',
          disqusConfig: function()
          {
              this.page.identifier  = '{{ page.id }}';
              this.page.url     = '{{ site.baseurl }}/{{ post.url }}';
              this.page.title     = '{{page.title}}';
              this.callbacks.onReady  = [function()
              {
                  var el = document.querySelector( '.disqus-loading' );
                  if( el.classList )
                      el.classList.add( 'is-hidden' );
                  else
                      el.className += ' ' + 'is-hidden';
              }];
          }
      });
  </script>
  <noscript>Please enable JavaScript to view the <a href="https://disqus.com/?ref_noscript">comments powered by Disqus.</a></noscript>
{% endif %}
<!-- End disqus -->
<div class="pagination">
  {% if page.next.url %}
    <a href="{{ page.next.url | prepend: site.baseurl }}" class="left arrow">&#8592;</a>
  {% endif %}
  {% if page.previous.url %}
    <a href="{{ page.previous.url | prepend: site.baseurl }}" class="right arrow">&#8594;</a>
  {% endif %}

  <a href="#" class="top">Top</a>
</div>