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Gang of Four (GoF) Design Pattern
Gang of Four (GoF) Patterns are 23 main software design patterns providing recurring solutions to common problems in software design. They were developed by Erich Gamma, Richard Helm, Ralph Johnson...
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Design Best practices using Factory Method Pattern
In the previous Design Pattern example we have explained about a flavor of Factory pattern which is commonly used nowadays. In this session we will understand a more advanced solution which had more...
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Abstract Factory Design Pattern Explained
Abstract Factory Design Pattern is another flavor of Factory Design Pattern. This pattern can be considered as a “super factory” or “Factory of factories”. The Abstract Factory design pattern (part of...
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Let’s adopt the Adapter
Problem Statement: Have you ever come to a situation where you have been handed over a charge of a code base and were told to update a new functionality reusing the existing components? I guess the...
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Creating another dolly with Prototype
It’s really a time consuming process to create objects and also an expensive affair. So we are now on a venture to save both time and money. How do we do that? Cloning wonder Dolly Anybody remember...
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By your Command
Command design pattern is one of the widely known design pattern and it falls under the Behavioral Design Pattern (part of Gang of Four). As the name suggests it is related to actions and events in an...
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Gang of Four – Proxy Design Pattern
Description: Proxy is another Structural design pattern which works ‘on behalf of’ or ‘in place of’ another object in order to access the later. When to use this pattern? Proxy pattern is used when we...
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Façade Design Pattern – Design standpoint
In our previous article we have described about the Adapter Design Pattern. In today’s article we are going to show about another such Gang of Four Structural patterns. As the name suggests structural...
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Gang of Four – Decorate with decorator design pattern
Decorator pattern is one of the widely used structural patterns. This pattern dynamically changes the functionality of an object at runtime without impacting the existing functionality of the objects....
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Singleton Design Pattern – An introspection and best practices
Definition: Singleton is a part of Gang of Four design pattern and it is categorized under creational design patterns. In this article we are going to take a deeper look into the usage of the Singleton...
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