2016-04-06 Ruby5 #630 Ruby5 Ruby5 - Episode #630 - April 5th, 2016 Implementing Ruby 2.3.0: Enumerable's chunk_while b = a.chunk_while {|i, j| i+1 == j } p b.to_a #=> [[1, 2], [4], [9, 10, 11, 12], [15, 16], [19, 20, 21]] Memoization Memoization | GoRails - GoRails AntiPatterns Basics: Rails Views Helpers, Forms, Partials, Conditional Content Processing large CSV files with Ruby CSV.foreach