I wrote a fairly advanced article over at the SitePen blog on metaclass programming. But you shouldn’t have to read through a long, technical article to find out about just one of the little gems mentioned in it. Sounds like the perfect time for a Dojo Campus cookie.
Ever so often I want Dijit to behave just slightly different than the defaults, or need
to shim some added checks or setup to existing methods in the dijit. There are three really rapid ways to easily customize the Dijit code, each with different results and different use cases. Enter dojo.extend, dojo.mixin, and dojo.declare.
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