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The Ruby and Rails community linklog

Made a library? Written a blog post? Found a useful tutorial? Share it with the Ruby community here or just enjoy what everyone else has found!

Mongoid and Aggregation Framework: Get similar elements based on tags, ordered by total number of ma

Sometimes using unwind can be really useful. Here’s an example on how to get similar documents, based on number of equal tags that they have: Mongoid and Aggregation Framework: Get similar elements based on tags,

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