To customize the colors and styles of any child components, pass a
ThemeData object to the MaterialApp widget. For example, in the code below,
the primary swatch is set to blue and text selection color is red.

Databases and local storage

How do I access Shared Preferences?

In Android, you can store a small collection of key-value pairs using
the SharedPreferences API.

In Flutter, access this functionality using the
Shared_Preferences plugin.
This plugin wraps the functionality of both
Shared Preferences and NSUserDefaults (the iOS equivalent).

How do I access SQLite in Flutter?

In Android, you use SQLite to store structured data that you can query
using SQL.

In Flutter, access this functionality using the
SQFlite plugin.

Debugging

What tools can I use to debug my app in Flutter?

Use the DevTools suite for debugging Flutter or Dart apps.