Please Install the Updated Packages.

Rich support for attributes, callbacks, validations, observers, serialization, internationalization, and testing. It provides a known set of interfaces for usage in model classes. It also helps building custom ORMs for use outside of the Rails framework.

rubygem-activemodel on Fedora 18

• http://lists.fedoraproject.org/pipermail/package-announce/2013-February/099035.html

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Updated on 2015-03-25