How to add 10 hot wordpress posts

If you want to add 10 host post at your right bar, just copy and past the following code:

<h2>Hot PHP Posts</h2>
   <ul>
     <?php $result = $wpdb->get_results(“SELECT comment_count,ID,post_title FROM $wpdb->posts ORDER BY comment_count DESC LIMIT 0 , 10″);
     foreach ($result as $post) {
      setup_postdata($post);
      $postid = $post->ID;
      $title = $post->post_title;
      $commentcount = $post->comment_count;
      if ($commentcount != 0) { ?>
       <li><a href=”<?php echo get_permalink($postid); ?>” title=”<?php echo $title ?>”>
        <?php echo $title ?></a> (<?php echo $commentcount ?>)</li>
        <?php } } ?>
   </ul>