When a system is certified for a version of Ubuntu, the following items are tested and considered supported: Audio Subsystem Sound Cards Internal Speakers and Microphones External Speakers and Microphones USB Audio Devices Bluetooth Audio Devices Bluetooth Subsyste ...
有些时候,我们可能需要对数据库进行定期的维护,假如,每次都要先进入mysql下才操作,这样会影响效率,我们可以不用进入mysql提示下,进行进行维护,这也是我们对处理数据库经常性工作的一种有效方式,操作可以如下: peter@peter-laptop:~$ mysql -uroot -p -e "select * from commodity" store; Enter password ...