Wordpress: Filter by custom taxonomy & custom field

Wordpress: Filter by custom taxonomy & custom field

$_args = array (           

  'post_type'         => %post_type%,
  'tax_query'        	=> array (

    array ( 'taxonomy'   => %tax_name%, 'field'=> 'term_id', 'terms' => %term_id%  ),
  ),

  'meta_query'		=> array (

    array ( 'key'   	 => %custom_field%, 'value'=> %value%, 'compare' => '='  ),
  )
);