Ruby Quicktips
Random Ruby and Rails tips.
This blog is dedicated to deliver short, interesting and practical tidbits of the Ruby language and Ruby on Rails framework. Read more...
Your submissions are more than welcome!
This blog is dedicated to deliver short, interesting and practical tidbits of the Ruby language and Ruby on Rails framework. Read more...
Your submissions are more than welcome!
Apr 4 ’12
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Two Ruby tricks using method chaining and Procs
[1,2,3].each_with_object(1).map(&:+) # => [2, 3, 4] # Same outcome, even shorter [1, 2, 3].map(&1.method(:+)) # => [2, 3, 4]
In his blog post In Ruby, &method passes you!, Andrew Grimm explains how this all works.
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