I have a form that is POSTing to modify an ActiveRecord object @obj.
I’m using @obj.errors.add() to add to the set of errors for this form.
When I post with incorrect data, I see the error message. However, if
I post again, without changing anything, the error is being added to the
Should I be calling @obj.errors.clear at the beginning of my controller
ensure that I don’t keep appending to the array?