Howto: Live Validation with jQuery and Rails

i was wondering if there is a plugin/gem for live validatio with jquery. I alreay knew some jquery plugins, but is there something out there which make use of ActiveRecord?

g.开发者_如何学Go

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checkout http://github.com/bcardarella/client_side_validations. Tutorial available at http://railscasts.com/episodes/263-client-side-validations