Please read for an updated status on RailsCasts:
Learn more or hide this
GitHub User: jibiel
I think it isn't long enough :)
Thanks! That helped
In this case I'm using qtip2 + jquery.validation plugin.
Thanks you so much for your gist, Jason. Really helpful solution!
Hey! For those who have undefined method `klass' for nil:NilClass error see the following stackoverflow thread http://stackoverflow.com/questions/5746006/has-many-through-nested-form-that-can-build-multiply-insctance