Time for an 2014 update…

Task/Sorting-algorithms-Bead-sort/Ruby/sorting-algorithms-bead-sort.rb

@@ -1,19 +1,16 @@
 class Array
-	def beadsort
-		self.map {|e| [1] * e}.columns.columns.map {|e| e.length}
-	end
+  def beadsort
+    map {|e| [1] * e}.columns.columns.map {|e| e.length}
+  end
 
-	def columns
-		y = self.length
-		x = self.map {|l| l.length}.max
-
-		Array.new(x) do |row|
-			Array.new(y) { |column|
-				self[column][row]
-			}.compact # Remove nulls.
-		end
-	end
+  def columns
+    y = length
+    x = map {|l| l.length}.max
+    Array.new(x) do |row|
+      Array.new(y) { |column| self[column][row] }.compact # Remove nils.
+    end
+  end
 end
 
 # Demonstration code:
-[5,3,1,7,4,1,1].beadsort
+p [5,3,1,7,4,1,1].beadsort