My Favorite Design Patterns and When I Actually Use Them
Bhavitha Guntupalli, Surya Vamshi Ch · International Journal of Emerging Trends in Computer Science and Information Technology · 2022
Design patterns are actual tools that help to produce these attractive, scalable, and maintainable software, not just theoretical conceptions. Inspired not by theoretical books but from actual experience in the actual world of software development, this essay offers my favorite design patterns. I investigate their relevance and utility in feature toggling and the flexibility of the Factory concept in API integrations. Rather than a whole catalog, this is a personal story showing how several patterns helped to resolve more complex code, improve team communication, and enable system flexibility to change. Each design's decision is based more on its relevance to ongoing problems in these production environments than on popularity. I also consider certain mistakes such over-engineering with patterns that brought complexity rather than clarityand how such encounters improved my judgment. I stress the lessons learned, the trade-offs assessed, and the complex nuances of pattern application often missed in formal explanations. The article ends with a case study combining several of these patterns to build a modular microservices platform under these strict limitations and changing demands, therefore anchoring theory in reality. This is meant for you if you have ever thought about the essence of design patterns as well as the suitable situations and justification for their use