在使用RecylerView 的notifyItemChanged(int itemPosition)方法时,由于缓存引起的异常
java.lang.IllegalArgumentException:Calledattachonachildwhichisnotdetached:ViewHolder{869416eposition=0id=-1,oldPos=-1,pLpos:-1}atandroid.support.v7.widget.RecyclerView$5.attachViewToParent(RecyclerVie