title: Add Expires headers for Cloudflare (Google, Disqus)
body: <p>I am using DNS management cloudflare.</p>
  
  <p>My site get hosting services on jekyll and github</p>
  
  <p>When I analyze my site at Gtmetrix, I encounter the error <strong>"Add Expires headers"</strong>.</p>
  
  <p><em>How can I fix this error?</em></p>
  
  <pre><code>https://www.googletagmanager.com/gtm.js?id=GTM-KX5WC3P
  https://cse.google.com/cse.js?cx=partner
  https://ahmet123.disqus.com/
  https://www.google-analytics.com/analytics.js
  https://www.google.com/cse/static/style/look/v2/default.css
  https://cse.google.com/adsense/search/async-ads.js
  https://www.google.com/uds/css/v2/clear.png
  </code></pre>