What is Delegation? based on vocabulary Delegation definition means, the act of empowering to act for another, the delegation of responsibilities. A common case is when you tell someone to get your mail for you. The definition of a delegate is a representative authorized to speak or act for others. …

This is just another learning path using Kotlin language, last time I focus on Dart language for flutter development. So for this part, I gonna create another mapper using Kotlin delegated properties, if you already know this method you can ignore this article. :D All developers already know about mapper…

As mobile developer there is part that is cant be revert when we already publish app on the store, App store or Playstore. If you had a bug on the live version store, there is no way to revert it back, because your patch update will need to republish using…

How create pinned Navigation? the logic is simple create two View, one view for floating and can visible before the index position of…

Okay at first before we start i just inform you that this article only cover UI/UX for validation form from Developer perspective. In this article we focus on form validation considering its values as a part of interaction design techniques. Form is common usage for input data UI, this is…

Use Firebase to Optimize Share Campaign Campaign is another way to increase our sales value in company, its one of many way to get more business development, why need campaign? …

Once upon a time you are faced with a design where the Banner is inside Tab Layout, then this banner will conflict if you want to move it, most likely what will shift is the parent layout, not the Banner. There are many solutions, maybe you will prefer to use…

Today I wanna start with dagger hilt, Dagger Hilt is a dependencies injection same as Dagger, but it more specialize for Android development, this is not a new thing that dagger in Android, we already knew that Dagger has integration also in Android but the implementation is same with general…

SOLID foundation manifesto, each class must only have one responsibility. Single-responsibilty Principle Open-closed Principle Liskov Substiotion Principle Interface Segregation Principle Dependency inversion Principle SOLID principle will help you to improve readability, somehow we face some difficulties when code review or read existing code that people wrote, even you got bugfix…