近期由于陕西省地区出现连续阴雨天，这也让当地所种植的小麦受到了很大影响，就在这时一家瓜子加工厂，企业老板将整一条生产线全部关闭，并招呼员工去帮忙附近的相亲对小麦进行收割，最终也是帮乡亲父老收割了10万多
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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