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MVVM.pptx

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This document discusses the author, their interests which include cooking, biking and jogging. It then discusses design patterns, goals of scalability, maintainability and testability. It covers classic Android programming issues like large activities and no unit testing. Finally, it introduces MVVM as a design pattern created by Microsoft with pros of being testable and less code, but potential downside of overkill for simpler apps.

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About me 弜鏝 Im Mark Anthony Cadag My prized possession Panda my cat What else I like Cooking 癌鏝 I like Biking I like jogging
Design Patterns Best Practices Relationship between classes and objects Speed up development Programming independent
What is your Goal? Scalability Maintainability Testable
What is your Goal? Scalability Add new features quickly Maintainability No spaghetti code Dont cross streams Testable Easy to mock
Classic Android Pros Programming with your eyes closed Cons Activites/Fragments quickly become large All logic inside activity, unit testing impossible Painful to make changes
About MVVM Also known as model-view-binder and was created by Microsoft architects Ken Cooper and John Gossman. MVVM is not an architecture pattern but a design pattern Not a silver bullet to solve all design issue.
MVVM Pros Testable Less code Cons Binding isnt always appropriate Overkill for simpler UIs
MVVM (Model-View-ViewModel)
Why?

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MVVM.pptx

  • 1. About me 弜鏝 Im Mark Anthony Cadag My prized possession Panda my cat What else I like Cooking 癌鏝 I like Biking I like jogging
  • 2. Design Patterns Best Practices Relationship between classes and objects Speed up development Programming independent
  • 3. What is your Goal? Scalability Maintainability Testable
  • 4. What is your Goal? Scalability Add new features quickly Maintainability No spaghetti code Dont cross streams Testable Easy to mock
  • 5. Classic Android Pros Programming with your eyes closed Cons Activites/Fragments quickly become large All logic inside activity, unit testing impossible Painful to make changes
  • 6. About MVVM Also known as model-view-binder and was created by Microsoft architects Ken Cooper and John Gossman. MVVM is not an architecture pattern but a design pattern Not a silver bullet to solve all design issue.
  • 7. MVVM Pros Testable Less code Cons Binding isnt always appropriate Overkill for simpler UIs