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hakusaro/weird?.log Secret

Created July 10, 2018 16:52
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weird?.log
[1] pry(main)> dr = Array.new(3, Array.new(3, "f"))
=> [["f", "f", "f"], ["f", "f", "f"], ["f", "f", "f"]]
[2] pry(main)> dr[0][0] = "x"
=> "x"
[3] pry(main)> dr
=> [["x", "f", "f"], ["x", "f", "f"], ["x", "f", "f"]]
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