All of our resources-listing methods return upto 10 results, by default, in each API call.
This limit can be raised by utilizing the
max_results parameter up to 500 results per request, for example (PHP):
$api->resources_by_tag("mytag"), array("max_results" => 500));
Pagination must be used in case there are remaining resources to list (in such case a
next_crusor will be included in the response hash).
For more information, see: http://support.cloudinary.com/hc/en-us/articles/205714121-How-do-I-browse-through-all-resources-in-my-account-using-the-API-