<?php
require_once( 'wp-load.php' );
$args = array(
'cat' => 2,
'posts_per_page' => 100
);
$query = new WP_Query( $args );
if ( $query->have_posts() ) {
while ( $query->have_posts() ) {
$query->the_post();
echo "<img src='http://chart.apis.google.com/chart?cht=qr&chs=300x300&chl=".get_permalink()."'><p>".get_the_title()."</p><hr>";
}
}