Posts

Showing posts from February, 2019

Part-1 Gang of Four (GOF) Software Design Patterns

Image
Gang Of Four Design Patterns Sample code:   https://github.com/nitinmuteja/GOFDesignPatterns/ Design Patterns: Elements of Reusable Object-Oriented Software   (1994) written by    Erich Gamma , Richard Helm,  Ralph Johnson , and  John Vlissides is a book on software engineering highlighting the capabilities and pitfalls of object-oriented programming. They have listed down 23 classic software design patterns which are influential even in the current software development environment. The authors are often referred to as the   Gang of Four  ( GoF ). The 23 design patterns have been categorized into 3 verticals : 1. Creational - D eal with  object creation  mechanisms, trying to create objects in a manner suitable to the situation. 2. Structural - Deal with  easing the design by identifying a simple way to realize relationships among entities. 3. Behavioural - Deal with  identifying common communication patterns ...