You can use additional WP_Query parameters like post_per_page
For example,
$my_custom_query_args =
array( 'posts_per_page' =>1,
'orderby'=>'DESC');
$my_custom_query = new WP_Query( $my_custom_query_args );
You can use additional WP_Query parameters like post_per_page
For example,
$my_custom_query_args =
array( 'posts_per_page' =>1,
'orderby'=>'DESC');
$my_custom_query = new WP_Query( $my_custom_query_args );