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並前往https://www.reddit.com/r/ruby/comments/505dxz/how_i_can_check_if_all_the_element_in_a_hash_are/

How i can check if all the element in a hash are false? : r/ruby

... each position in the hash are false? note, the index are id of active records ... rb: Turns Ruby into a versatile command line utility.

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