Understanding design patterns and their purpose

Deciding on the design of a system is challenging, and the responsibility associated with this task is enormous. As software architects, we must always keep in mind that features such as great reusability, good performance, and good maintainability are important for delivering a good solution. This is where design patterns help and accelerate the design process.As we mentioned previously, design patterns are solutions that have already been discussed and defined so that they can solve common software architectural problems. This approach grew in popularity after the release of the book Design Patterns – Elements of Reusable Object-Oriented Software, where the Gang of Four (GoF) divided these patterns into three types: creational, structural, and behavioral.A little bit later, Uncle Bob introduced the SOLID principles to the developer community, giving us the opportunity to efficaciously organize the functions...