en-us https://www.intensedebate.com/users/688104 Comments by priteau http://www.engineyard.com/blog/2009/3-ruby-quirks-you-have-to-love/#IDComment38927131 It's useful to cleverly concatenate the results of preprocessor macros... but also handy when you want to wrap your code at 80 columns. Fri, 16 Oct 2009 10:04:15 +0000 http://www.engineyard.com/blog/2009/3-ruby-quirks-you-have-to-love/#IDComment38927131