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hello Friends, I am a newbie to "Ruby or Ruby on Rails". A J2EE application architect at my day job. A fairly experienced PHP web-developer as well. After reading into the many articles on Ruby/ROR, have to admit looks pretty good so far. Really serious about getting into this and possibly developing some good Web 2.0 applications. Just wondering the best way to learn Ruby on

I want to sanitise a phone number input. In my UsersController.rb file I have written a method that will take a string and reduce it to numbers only. This works find if I call it manually, but in the interests of keeping DRY I would like to ensure that the code sanitisation method is called whenever the data is edited (I''m using standard scaffolidng for this test). Is there anyway