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MOBILE DEVELOPMENT
PRESENT & FUTURE
- Daniel Alvarez
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Daniel Alvarez
@alvarez_tech
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a little story
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Website
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MOBILE
DEVELOPMENT
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Survey 2019
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Professional Developers
All Respondents
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NATIVE MULTIPLATFORM
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Project Catalyst
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Same Swift base code, application for all Apple platforms
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Flutter
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Same DART base code, application for iOS,
Android, Web and desktop in the future
https://flutter.dev/
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NATIVE APPLICATIONS
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UI declarative
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HOW
Imperative
Programming
Declarative
Programming
WHAT
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const App = () =>V (
);
export default App;
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Is the declarative way to create UI
SwiftUI
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Inspired by React, Litho, Vue.js, Flutter.
A new set of Jetpack UI widgets.
Jetpack Compose
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@Composable
fun CityWidget(city: CityData) {
val image = asyncLoad(defaultPlaceholder) {
loadImage(city.imageUri)
}
Card(cornerRadius = 4.dp, elevation = 4.dp) {
Column {
Image(image)
Padding(16.dp) {
Text(city.name)
}
}
}
}
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Asynchronous
Programming
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A unified, declarative API for
processing values over time
Combine
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A coroutine is a concurrency design
pattern
Kotlin Coroutines
https://developer.android.com/kotlin/coroutines
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fun fetchCity() : Observable = ...
fetchCity() {
.as(autoDisposable(AndroidLifecycleScopeProvider.from(this)))
.subscribe { city ->
textView.text = city.name
}
}
Rx
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fun fetchCity() : LiveData = ...
fetchCity().observe(viewLifecycleOwner) {
textView.text = city.name
}
LiveData
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suspend fun loadCity() {
val city = api.fetchCity()
show(city)
}
Coroutines
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AR
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ARCore for Android
https://developers.google.com/ar/develop/java/quickstart
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ARKit
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Machine learning
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Firebase MLKit
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Core ML
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What else?
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Testing
Analytics
Crashlytics
Remote config
Remote devices
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Never stop learning
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