When developing an Android app, it’s important to learn what goes into optimization and memory management. Learn how to improve memory usage in this article. Android uses paging and memory-maping (mmaping) instead of providing swap space, which means any memory your application touches cannot be paged out unless you release…

1.1. Default views The Android framework provides several default views. The base class a view is the View. Views are responsible for measuring and drawing themselves and their child elements (in case of a ViewGroup). Views are also responsible for saving their UI state and handling touch events. …