Android:如果手機未通過調試模式連接到PC,則藍牙速度非常慢 [英]Android: bluetooth is very slow if a phone is not connected to PC with debug mode
Android - 在一部手機上壓縮位圖非常慢,另一方面快速壓縮位圖 [英]Android - Compressing bitmap very slow on one phone, quick on the other