I'm having a hard time rendering a view in Haml,using MongoMapper for a small Sinatra app I'm working on. I have this here which I know the query is not bad:I'm having a hard time rendering a view in Haml
阅读背景：
如何在Sinatra中使用MongoMapper访问Mongo数据库键以在Haml视图中呈现值？
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