{"id":25738,"date":"2026-06-03T04:25:08","date_gmt":"2026-06-03T04:25:08","guid":{"rendered":"https:\/\/sharpinterview.online\/?sharp_flashcard=flashcard-flash-java-ch12-curated-004"},"modified":"2026-06-03T04:25:08","modified_gmt":"2026-06-03T04:25:08","slug":"flashcard-flash-java-ch12-curated-004","status":"publish","type":"sharp_flashcard","link":"https:\/\/sharpinterview.online\/?sharp_flashcard=flashcard-flash-java-ch12-curated-004","title":{"rendered":"Java: Sealed Classes"},"content":{"rendered":"<p><strong>Track:<\/strong> Java<\/p>\n<p><strong>Topic:<\/strong> Language Upgrades<\/p>\n<p><strong>Focus:<\/strong> Sealed Classes<\/p>\n","protected":false},"excerpt":{"rendered":"<p>When should an interface stay open instead of sealed?<\/p>\n","protected":false},"author":1,"template":"","topic":[3,274,276],"class_list":["post-25738","sharp_flashcard","type-sharp_flashcard","status-publish","hentry","topic-java","topic-language-upgrades","topic-sealed-classes"],"_links":{"self":[{"href":"https:\/\/sharpinterview.online\/index.php?rest_route=\/wp\/v2\/sharp_flashcard\/25738","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sharpinterview.online\/index.php?rest_route=\/wp\/v2\/sharp_flashcard"}],"about":[{"href":"https:\/\/sharpinterview.online\/index.php?rest_route=\/wp\/v2\/types\/sharp_flashcard"}],"author":[{"embeddable":true,"href":"https:\/\/sharpinterview.online\/index.php?rest_route=\/wp\/v2\/users\/1"}],"wp:attachment":[{"href":"https:\/\/sharpinterview.online\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=25738"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/sharpinterview.online\/index.php?rest_route=%2Fwp%2Fv2%2Ftopic&post=25738"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}