WP-Trik: List Title Post by Tag with Permalink

<?php
$original_query = $wp_query;
$wp_query = null;
$args=array('posts_per_page'=>500, 'tag' => '' . get_the_date('Ymd') . '');
$wp_query = new WP_Query( $args );
if ( have_posts() ) :
  while (have_posts()) : the_post();
  echo '<li>';
  the_title( '<a href="' . esc_url( get_permalink() ) . '" rel="bookmark">', '</a>' );
  echo '</li>';
  endwhile;
endif;
$wp_query = null;
$wp_query = $original_query;
wp_reset_postdata();
?>