Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 5 years ago. Improve this question What are the ways to eliminate the use of switch in code? 23 Answers 23
Can someone please explain to me what is the difference between the template method pattern and the strategy pattern is? As far as I can tell they are 99% the same – the only difference being that the template method pattern has an abstract class as the base class whereas the strategy class uses an … Read more
Hi I am a newbie in the Kotlin world. I like what I see so far and started to think to convert some of our libraries we use in our application from Java to Kotlin. These libraries are full of Pojos with setters, getters and Builder classes. Now I have googled to find what is … Read more
I am creating a REST api, closely following apigee suggestions, using nouns not verbs, api version baked into the url, two api paths per collection, GET POST PUT DELETE usage, etc. I am working on the login system, but unsure of the proper REST way to login users. I am not working on security at … Read more
Is facade a class which contains a lot of other classes? What makes it a design pattern? To me, it is like a normal class. Can you explain to me this Facade pattern? 21 Answers 21
Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing this post. Closed 1 year ago. Improve this question I have 2 questions: Q1. Where exactly does “business logic” lie in the MVC pattern? I … Read more
I’m at a point in my development learning where I feel like I must learn more about interfaces. I frequently read about them but it just seems like I cannot grasp them. I’ve read examples like: Animal base class, with IAnimal interface for things like ‘Walk’, ‘Run’, ‘GetLegs’, etc – but I’ve never been working … Read more
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What is a wrapper class? How are such classes useful? 17 Answers 17
I am studying patterns and anti-patterns. I have a clear idea about patterns, but I don’t get anti-patterns. Definitions from the web and Wikipedia confuse me a lot. Can anybody explain to me in simple words what an anti-pattern is? What is the purpose? What do they do? Is it a bad thing or good … Read more
