![Models Of Design For Beginners](https://i1.wp.com/www.instantshift.com/assets/uploads/2016/01/models-of-design-for-beginners-150x150.jpg)
If you have already written programs for products or software applications, big / small, you are most likely to have used a lot of Design Patterns… although it is possible they might not be one of the most used / standard design patterns. But yes, there is an obvious difference...