General

In proxy pattern, a class represents functionality of another class. This type of design pattern comes under structural pattern. In proxy pattern, we create object having original object to interface…

"""The flyweight software design pattern refers to an object that minimizes memory usage by sharing some of its data with other similar objects.Flyweight is a structural design pattern that lets…

When you have File class with all print(), email() with inherited classes to WordFile, PictireFile, PreadSheet, .... Your new requirement are adding compress method on each classes. This is simple…