2021_05_09_AndroidClass-1

Android Development Class - I

Get the Presentation used in class: Here

Get the Class recording: Here

May 09, 2021

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Class Content:

• Installation Instructions
• How to deploy app to your phone
• Using emulator to deploy apps - this is not preferred for Laptops as it is resource hungry. We'd suggest don't use emulator unless you have more than 8GBs of RAM.
• More learning resources

Class coverage:

1. First demo app: to demonstrate LifeCycle of Android Activity (click to visit)
2. Second demo app: to demonstrate Layouts and to make a simple button tap counter (click to visit)

Further readings:

• Android lifecycle
• What is context in Android?
• What is Gradle in Android Studio?
• Difference between 'Clean project' and 'Rebuild project'
• What is the meaning of parameters passed in OnCreate?)
• Android Manifest file

Homework:

• Read about R.java file.
• Learn what is the difference between sp and dp units in the layout file.
• Study about Metaprogramming. Identify where we have used this.
• Try to explore more UI components like TextView, Checkboxes, Spinner, etc.
• Read about the following:
  • Permissions in Android
  • Dependencies in Android
  • Layouts in Android

Extra:

• If you want 'Emulator like' side by side app running experience you can use this free, open source and cross-platform software to mirror to and control your screen from your desktop: scrcpy