Coding-Conventions.md

@@ -40,7 +40,23 @@ Example:
 
 What you want to do is this:
 
-http://rubyfiddle.com/riddles/82e9b/1
-
 
+```ruby
+[17] pry(main)> class A
+[17] pry(main)*   class << self
+[17] pry(main)*     attr_accessor :a
+[17] pry(main)*   end  
+[17] pry(main)* end  
+=> nil
+[18] pry(main)> class B < A
+[18] pry(main)*   class << self  
+[18] pry(main)*     attr_accessor :a    
+[18] pry(main)*   end  
+[18] pry(main)* end  
+=> nil
+[19] pry(main)> class C < A
+[19] pry(main)*   class << self  
+[19] pry(main)*     attr_accessor :a    
+[19] pry(main)*   end  
+[19] pry(main)* end  
 ```
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