Designpattern

Remember dolly?

example of simple factory.

The Factory Method is a creational design pattern that provides an interface for creating objects but allows subclasses to alter the type of objects that will be created.

Consider, you are building a house and you need doors.

of related objects.

The **Template Method** design pattern is a **behavioral pattern** that defines the skeleton of an algorithm in a base class and lets subclasses override specific steps of the algorithm without changing its structure.

draw.

Consider someone visiting Dubai.

opportunity.

Take the example of calculator (i.