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Answers and rating deltas for

What does it mean to add a hyphen to the closing tag of a ruby loop <% -%>

Author Votes Δ
Kasumi 9 +4.05
Patrick Klingemann 2 +1.35
JZ. 1 -1.14
mikewilliamson 0 -4.27
Last visited: Sep 14, 2014, 5:07:29 AM