Jerry Shen
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Jerry Shen
I am on Rails 3.1, Mongoid 2.3.3, and using the nested_form gem. In my form, I have the nested_form link_to_add and link_to_remove set up to add and remove an embedded...
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因为这段 ``` ruby # hack id nil when Document.new def identify Identity.new(self).create nil end ``` 导致has_many情况下保存父类记录无法将父类ID赋值给子类。
not working on production mode.