title: I have a problem: RecyclerView showing wrong data when scrolling
body: <p>1.I have a problem: RecyclerView showing wrong data when scrolling, I put if- 
     else condition in  onBindViewHolder()  for showing Description text on Child 
     Item on particular condition, First time when populate list it is showing 
     correct but after scrolling list its showing wrong.</p>
  
  <pre><code>   @Override
     public void onBindViewHolder(ViewHolder holder, final int position) {
       final ContentItem content = values.get(position);
       holder.txtName.setText(content.getName());
         if( holder.txtDescription.equals("hasDescription"))
              {
                    holder.txtHeader.setText(content.getDescription());
              }  
     }
  </code></pre>
  
  <p>Thanks in Advance.</p>