title: RecyclerView notifydatasetchanged freeze the UI for some seconds in android
body: <p>I have a vertical <code>RecyclerView</code> with each item having horizontal <code>RecyclerView</code> .</p>
  
  <p>When i am updating the <code>RecyclerView</code> UI Freeze for some seconds.</p>
  
  <p><strong>update code :</strong></p>
  
  <pre><code>public void setData(List&lt;SectionList&gt; data) {
          if (this.sectionListDetails != data) {
              this.sectionListDetails = data;
              notifyDataSetChanged();
          }
      }
  </code></pre>