A.onStop中注消監(jiān)聽 B.onPause中注消監(jiān)聽 C.onPause中注冊監(jiān)聽 D.onStop中注冊監(jiān)聽
A.在onDestroy中調(diào)用mHandler.removeCallbacksAndMessages(null) B.在onDestroy中調(diào)用mHandler.addCallbacksAndMessages(null) C.在onPause中調(diào)用mHandler.removeCallbacksAndMessages(null) D.在onPause中調(diào)用mHandler.removeCallbackAndMessages(null)
A.運行期間,才能確定占用內(nèi)存大小 B.編譯期間,已經(jīng)確定占用內(nèi)存大小 C.編譯期間,不能確定占用內(nèi)存大小 D.運行期間,無法觀測內(nèi)存