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Ruby Functional Pocket Reference
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ruby-func-ref.md

Functional Ruby Pocket Reference

Flatten array of hashes and assign opposing k/v pairs.

foo = [{"title"=>"candy", "amount"=>"1.00"}]
foo.map { |k, v| Hash[k["title"], k["amount"]] }.reduce({}, :merge)
# => {"candy"=>"1.00"}
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