The Decorator pattern (also known as Wrapper) is another pattern that categorized as a structural pattern and its intent: Attach additional responsibilities to an object dynamically. Decorators provide a flexible alternative to subclassing for extending functionality. Let’s assume than we […]
It’s time for the Bridge pattern. The Bridge pattern (also known as Handel/Body) is one of the structural patterns which its intent is: Decouple an abstraction from its implementation so that the two can vary independently. That’s the textbook definition, but let’s […]
Till now all the patterns that we talked about are creational design patterns, and as we said before creational design patterns abstract the instantiation process and help to make the system independent of how its objects are created, composed, and […]
This week I will talk about another creational design pattern which is Factory Method (aka Virtual Constructor). Last week I talked about the Abstract Factory pattern, the Abstract Factory with the Factory Method both are considered factories that encapsulate the object […]
It’s been a while since my last post, but now I am back and I will write a series of posts every week on a new topic, which is Design Patterns. In this series of posts, my colleges and I […]
In my last post, I talked about two techniques to store app data and files in Android. In this post, I will talk about the other two. External Storage When you attempt to buy an Android device you will find […]
It’s been a long time since my last post but I am back now and I will try my best to write at least one or two posts each month. It was quite busy here at Narbase, many projects, and […]
In last week post, I mentioned that I worked with navigation drawer and in this week post I will talk about navigation drawer and we will work out a simple example on how to implement a navigation drawer in your […]
It’s the last week in October which means it’s my last week as an Intern at Narbase. It’s already been three months, the time flew very fast and it was such a journey. And from now on instead of writing […]
In a previous post I mentioned LiveData and I said I will talk about it in the future, I think now is a good time to talk about LiveData because in my Last (post) I talked about ViewModel, and I […]