“我今天去我父母家看我父亲了。为了迎合活动，提前和家人打好招呼，预定了今天回家吃火锅。我喜欢吃火锅，不只是为了满足口味，而是喜欢一家人坐在一起，边吃边聊的和谐感觉。它让人们感到非常温暖和快乐……”
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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