6月5号有一名网友在地铁上面拍摄了一名妈妈掌掴自己小孩子视频，从视频画面能够看到这名妈妈，只是因为孩子不听话非要吵着去外面玩耍，所以就大发雷霆对孩子进行掌掴，在这名开发者_开发百科小孩的身上也背着许多的资
The UISearchDisplayController is very handy and implementing search is pretty straightforward. However, I bump into problem when, in my app, I want to display search result with empty search string b
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