NEW? Perspective of the TRANDITIONAL COMCEPTS
Oject - a Boundle of Data And Members vs. Things with response.
ENCAPSULATION - HIDING DATA vs. The Ability to hide anything.
Inheritance - for Specialization and Reuse vs. a Method of Classify Objects
The New Perspective Is Based on Concept Layer Rather Than IMPLEMENTATION LAYER.
Find what is varying and encapsulate it.
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