Flutter - DevFestDC

Developing iOS &
Android apps with
Flutter & Firebase
Mike Traverso
Traversoft Software

@traversoft
Mobile app development
Kotlin
Swift
React
Javascript

@traversoft
Dart
Familiar to Java
Around since 2011
Developed by Google
Multi-platform
Open source

@traversoft
Dart
Statically typed
Method cascade syntax
Transcompiles to JavaScript
Dart VM

@traversoft
Dart
AdWords
AdSense
Fiber

@traversoft
Example Sample
Dart Class

@traversoft
Dart is single
threaded

var it = 'my process';
print('Let $it Go!');

@traversoft
Async-Await
Kotlin Coroutines
Non-blocking suspension of a method

@traversoft
Async Await
Example

@traversoft
Flutter is a new mobile app
SDK to help developers and
designers build modern
mobile apps for iOS and
Android.
- https://flutter.io

@traversoft
Flutter
Functional reactive programming
Build for iOS & Android with one codebase.
Native build tools
Alpha

@traversoft
Let's create an app

@traversoft
$ flutter create my_demo

@traversoft
Flutter is based on
widgets

@traversoft
StatefulWidget
Widget changes
Examples:
CheckBox, TextView
StatelessWidget
Widget doesn't change
Examples:
Icon, Text

@traversoft
Let's look at the
DevFest Florida app

@traversoft
Firebase Realtime
Database

@traversoft
Let's look at code

Container
Row
Column
Container
SizedBox
Expanded
ScheduledSessionWidget

@traversoft
Fuchsia OS
Screenshot
https://github.com/fuchsia-mirror/sysui

@traversoft
Thank you
@traversoft
@devfestflorida

Flutter - DevFestDC

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