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REDO/ UNDO … How TODO

One of the most frequent requests I have pending in my Knowledge Pipeline is the question about how to implement REDO/UNDO… the classical approach seems to be the individual developer’s imagination, however it may prove to be the worst reference since it tends to diverge quite strongly in quality of implementation.

Check out the original Memeto pattern…. its quite cool in its implementation.
http://en.wikipedia.org/wiki/Memento_pattern


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