array(5) {
  ["post_status"]=>
  string(7) "publish"
  ["tax_query"]=>
  string(10) "ArrayArray"
  ["post_type"]=>
  string(8) "listings"
  ["paged"]=>
  int(1)
  ["showposts"]=>
  string(2) "15"
}
Array
(
    [post_status] => publish
    [tax_query] => ArrayArray
    [post_type] => listings
    [paged] => 1
    [showposts] => 15
)

Query 1: SELECT SQL_CALC_FOUND_ROWS  uofpi_posts.ID FROM uofpi_posts  WHERE 1=1  AND uofpi_posts.post_type = 'listings' AND ((uofpi_posts.post_status = 'publish'))  ORDER BY uofpi_posts.post_date DESC LIMIT 0, 15
Query 2: SELECT SQL_CALC_FOUND_ROWS  uofpi_posts.ID FROM uofpi_posts  WHERE 1=1  AND uofpi_posts.post_type = 'listings' AND ((uofpi_posts.post_status = 'publish'))  ORDER BY uofpi_posts.post_date DESC LIMIT 0, 15