/**
* Get a comma-delimited list of namespaces we don't have
* any pages in
- * @return String
+ * @return string
*/
private function getNsList() {
global $wgContLang;
/**
* Choose a random title.
- * @return Title object (or null if nothing to choose from)
+ * @return Title|null Title object (or null if nothing to choose from)
*/
public function getRandomTitle() {
$randstr = wfRandom();