Martin L'ecuyer wrote:
> Hi i'm new here and new with Ruby. I just start to learn Ruby and Ruby
> on Rails. My question is wich between Ruby or JRuby should i learn. What
> the diffrence and why one and not the other one. Thanks :)

For learning, there's not a whole lot of difference. JRuby is almost 
completely compatible with Ruby 1.8.6, so what you learn on one should 
generally apply to the other.

- Charlie