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MY DESIGN (((A design pattern is a well-proven solution for solving the…
MY DESIGN
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Design patterns are programming language independent, it is for solving the common object-oriented design problems.
A design pattern represents an idea, not an implementation.
By using the design patterns we can make our code more flexible, reusable and maintainable.
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In 1994, four authors Erich Gamma, Richard Helm, Ralph Johnson and John Vlissides published a book titled Design Patterns - Elements of Reusable Object-Oriented Software.
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Program to an interface, not an implementation
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