Before we jump onto the topic of SOLID design principles, you must understand why we need them in the first place. If you are hearing the term, SOLID, for the first time then sit tight as you’ll learn a whole new way of designing your classes. What problems we are trying to solve using SOLID principles? Let me try to…

Before understanding the Strategy Design pattern one should appreciate what design patterns are and why we need them in the first place. Design patterns are the solutions to the common problems in software design. Aren’t they great as they are the solutions to common problems? …

Switch case has made our lives so much easier since the day we started programming. It solves problems when we have multiple options for a single input and have to decide about which path to go. ….but often we use it and make our lives tough when it comes to…

With the introduction of sealed classes in Kotlin, it opened up a way to easily handle restricted hierarchies. The most common use case of a sealed class is with the handling Result<T> of an API response. …..but there are way more applications of the sealed classes than you can imagine…