Esempio n. 1
0
 /**
  * Returns an instance of class.
  *
  * @return OCSFAQ_BOL_QuestionDao
  */
 public static function getInstance()
 {
     if (self::$classInstance === null) {
         self::$classInstance = new self();
     }
     return self::$classInstance;
 }
Esempio n. 2
0
 public function categoriesAssigned()
 {
     return (bool) $this->questionDao->countQuestionsAssignedToCategories();
 }