@北京市地震局消息,2月12日16时42分,北京市房山区发生2.8级地震,震源深度14公里。北京市地震局官方博客称,经过震后紧急会商,根据区域构造、历史地震活动、地震序列类型、现有地震活动和地球物理异常分析,判断
Some Android programs trigger the \"media volume\" slider when the hardware volume up/down buttons are pressed. My application seems to set the ringer volume when the hardware buttons are pressed.