* Minh Khoa (Ken) Nguyen's Version - [http://kennguyen4z.wordpress.com/2012/11/02/oop344-challenge/ Ken's blog]
: - I actually go with side. I added a variable into the node.
* Carlos Conejo's version (I went a little further: it adds a node with data 0 if you try to reference past the current size so it does not crash): [http://carlosjavi3r.blog.ca/].
* Linpei Fan's Version - [http://Linpei.blogspot.ca/ here] Linpei's blog.