<button type="button" class="btn btn-default" id="left" data-toggle="tooltip" data-placement="left" title="Tooltip on left">Tooltip on left</button>
<script type='text/javascript'>
 jQuery(document).ready(function(){
   jQuery("#left").tooltip({ placement : 'left'});
  });
</script>

<script  type='text/javascript'>
  jQuery(document).ready(function(){
      jQuery(".DemoBS a").popover({
          placement : 'top'
      });
  });
</script>

<div class="DemoBS">
   <a href="#" class="btn btn-md btn-danger" 
  data-toggle="popover" title="PopOver Demo" 
  data-content="The size of the pop over depends upon the text area"
  role="button">Click to toggle popover top</a>
</div>