rails/rails — pull request #13088 by kuldeepaggarwal (2013-11-28 20:08:56+00:00)
Title: created QUOTED_TRUE and QUOTED_FALSE constants and used in #quoted_true, #quoted_false

Extracted quoted `true` and `false` string to constants and used in corresponding methods. It also enhanced performance.

checkout this, https://gist.github.com/kuldeepaggarwal/7697489