public function postArticlecategoriesAction()
 {
     $entityManager = $this->getDoctrine()->getEntityManager();
     $repository = $entityManager->getRepository('AppBundle:ArticleCategory');
     $number = random_int(1, 100);
     $category = new ArticleCategory();
     //        name, slug, abbr, creation_date, modification_date, idx, se, visible, deleted
     $category->setName('Nowa kategoria dla api ' . $number);
     $category->setSlug('nowa-kategoria-dla-api-' . $number);
     $category->setAbbr('nkda' . $number);
     //        $category->setCreationDate();
     $category->setIdx('0');
     $entityManager->persist($category);
     $entityManager->flush();
     $view = $this->view($category, 201);
     return $this->handleView($view);
 }