Android

Android

Opensource Technology Android wiki pages (OTA)

List of links of interest on project

Goal is to keep & share knowledge on android technologies

See Also

• Main_Page
• Technoverse

• iOS
• Tizen
• webOS
• Firefox OS
• Jolla
• Mer Project
• Ubuntu Phone

Android

Desiging for Android

• https://developer.android.com/design
• https://developer.android.com/docs/

Android Developper

About

platform

documentation

guide

Kotlin for Android

• Kotlin
• https://kotlinlang.org/docs/reference/properties.html
• https://demonuts.com/category/kotlin-android-tutorial-example/
• kotlin coroutines https://github.com/Kotlin/kotlinx.coroutines/blob/master/coroutines-guide.md
• kotlin CodeLabs, https://codelabs.developers.google.com/codelabs/kotlin-android-training-repository/#0

Material Design

• https://developer.android.com/design/

AndroidX & JetPack

• https://developer.android.com/jetpack/androidx/
• https://developer.android.com/jetpack/

Android SDK Documentation

https://developer.android.com/reference/android/view/View

facebook SDK for Android

• https://developers.facebook.com/docs/android/

Google Codelabs

• https://codelabs.developers.google.com/?cat=Android

Android Training

• https://developer.android.com/courses
• https://developer.android.com/courses/advanced-training/toc
• https://developer.android.com/courses/fundamentals-training/overview-v2

Android Tutorials

• https://www.vogella.com/tutorials/android.html
• https://guides.codepath.com/android
• https://code.tutsplus.com/categories/android-sdk

Mongo DB

• https://code.tutsplus.com/tutorials/how-to-use-mongodb-stitch-in-android-apps--cms-31877

Android Architecture Components

• https://developer.android.com/jetpack/docs/guide
• https://android-developers.googleblog.com/2017/05/android-and-architecture.html
• https://developer.android.com/topic/libraries/architecture/index.html
• https://upday.github.io/blog/model-view-controller/
• https://upday.github.io/blog/model-view-presenter/
• https://upday.github.io/blog/model-view-viewmodel/
• https://docs.microsoft.com/fr-fr/xamarin/xamarin-forms/enterprise-application-patterns/mvvm

• https://github.com/android/architecture-samples
• https://github.com/android/architecture-samples/tree/todo-mvp-rxjava
• https://github.com/android/architecture-samples
• https://github.com/android/plaid
• https://github.com/android/sunflower
• https://github.com/android/architecture-components-samples/tree/master/GithubBrowserSample
• https://github.com/google/iosched
• https://github.com/google/santa-tracker-android
• https://github.com/chrisbanes/tivi

Model-View / ViewModel

• viewModel overview
• viewModel sample

Android Dev Tools

• https://developer.android.com/jetpack

Android documentation

• https://developer.android.com

Android Blogs

• https://guides.codepath.com/android
• https://code.tutsplus.com/categories/android-sdk
• https://www.greenbot.com/
• https://proandroiddev.com
• https://www.survivingwithandroid.com
• https://medium.com/androiddevelopers

Android books

• https://www.atomickotlin.com/

Android Articles

• 5 must have libraries for Android Apps

Android Focuses

Android Application architecture guide

• https://developer.android.com/jetpack/docs/guide#fetch-data

Application() object

• https://developer.android.com/reference/android/app/Application
• http://www.ltm.fr/android-surcharger-la-classe-application-dandroid/

Android LifeCycle Cheat Sheets

• https://medium.com/androiddevelopers/the-android-lifecycle-cheat-sheet-part-i-single-activities-e49fd3d202ab
• https://medium.com/androiddevelopers/the-android-lifecycle-cheat-sheet-part-ii-multiple-activities-a411fd139f24
• https://medium.com/androiddevelopers/the-android-lifecycle-cheat-sheet-part-iii-fragments-afc87d4f37fd
• https://medium.com/androiddevelopers/the-android-lifecycle-cheat-sheet-part-iv-49946659b094

Android Jetpack

• https://developer.android.com/jetpack

Android X

• https://developer.android.com/jetpack/androidx/versions/

Activities

• https://developer.android.com/reference/android/app/Activity

Animations

• https://medium.com/androiddevelopers/why-isnt-my-animation-running-34c529e76eaa

Buttons

• https://developer.android.com/guide/topics/ui/controls/button

Connecting

• https://developer.android.com/training/basics/network-ops/connecting

Data and File storage overview

• https://developer.android.com/guide/topics/data/data-storage

• https://developer.android.com/training/data-storage/files.html#WriteInternalStorage
• https://developer.android.com/training/data-storage/room

coroutines

• https://medium.com/androiddevelopers/easy-coroutines-in-android-viewmodelscope-25bffb605471
• https://medium.com/androiddevelopers/coroutines-on-android-part-ii-getting-started-3bff117176dd
• https://medium.com/androiddevelopers/coroutines-on-android-part-iii-real-work-2ba8a2ec2f45
• https://kotlinlang.org/docs/reference/coroutines-overview.html
• https://codelabs.developers.google.com/codelabs/kotlin-coroutines/#0
• https://kotlinlang.org/docs/reference/coroutines-overview.html
• https://kotlinlang.org/docs/reference/coroutines/coroutine-context-and-dispatchers.html
• https://kotlin.github.io/kotlinx.coroutines/kotlinx-coroutines-core/kotlinx.coroutines/-dispatchers/index.html
• https://medium.com/androiddevelopers/exceed-the-android-speed-limit-b73a0692abc1
• https://kotlin.github.io/kotlinx.coroutines/kotlinx-coroutines-core/kotlinx.coroutines/-job/
• https://kotlin.github.io/kotlinx.coroutines/kotlinx-coroutines-core/kotlinx.coroutines/launch.html
• https://kotlinlang.org/docs/reference/returns.html#return-at-labels
• https://developer.android.com/reference/androidx/core/text/HtmlCompat

• https://www.w3.org/TR/REC-xml/#sec-cdata-sect
• https://www.w3.org/TR/REC-xml/#dt-chardata

Data-Binding

• https://developer.android.com/topic/libraries/data-binding#kotlin

articles

• https://medium.com/androiddevelopers/android-data-binding-library-from-observable-fields-to-livedata-in-two-steps-690a384218f2
• https://medium.com/androiddevelopers/data-binding-lessons-learnt-4fd16576b719

sample codes

• https://github.com/android/databinding-samples
• https://codelabs.developers.google.com/codelabs/android-databinding/#0

Intents

• https://developer.android.com/guide/components/intents-filters

Common Intents

• https://developer.android.com/guide/components/intents-common#PlaySearch

Lifecycle, activities and fragment, architecture component, jetpack, android X

• https://developer.android.com/topic/libraries/architecture/lifecycle
• https://developer.android.com/jetpack/androidx/releases/lifecycle#declaring_dependencies
• https://developer.android.com/topic/libraries/data-binding/architecture#livedata

LiveData, architecture component, jetpack, android X

• https://developer.android.com/topic/libraries/architecture/livedata
• https://developer.android.com/reference/kotlin/androidx/lifecycle/LiveData
• https://www.youtube.com/watch?v=2rO4r-JOQtA

Layout and Bindings Expression

• https://developer.android.com/topic/libraries/data-binding/architecture
• https://developer.android.com/topic/libraries/data-binding/expressions#resources

Data Binding Sample

• https://developer.android.com/topic/libraries/data-binding#samples

Layouts

• https://developer.android.com/guide/topics/ui/declaring-layout
• https://developer.android.com/guide/topics/ui/declaring-layout#kotlin
• https://developer.android.com/guide/topics/ui/layout/linear
• https://developer.android.com/guide/topics/ui/layout/relative
• https://developer.android.com/reference/android/support/v7/widget/GridLayout
• https://developer.android.com/guide/webapps/webview.html
• https://developer.android.com/reference/androidx/constraintlayout/widget/ConstraintLayout.html

• https://developer.android.com/reference/android/text/Layout
• https://developer.android.com/studio/debug/layout-inspector

• https://developer.android.com/studio/write/layout-editor

layout in Material

• https://material.io/design/layout/understanding-layout.html#usage
• https://material.io/design/layout/responsive-layout-grid.html#columns-gutters-margins

Layout resources

• https://developer.android.com/guide/topics/resources/layout-resource
• https://developer.android.com/reference/android/R.layout

reusing layouts

• https://developer.android.com/training/improving-layouts/reusing-layouts

trainings on layouts

• https://developer.android.com/training/tv/start/layouts
• https://developer.android.com/training/wearables/ui/layouts
• https://developer.android.com/training/improving-layouts/optimizing-layout
• https://developer.android.com/training/multiscreen/screensizes
• https://developer.android.com/training/constraint-layout

samples on layouts

• https://github.com/googlesamples/android-sunflower

Life Cycle, Transformation Maps and Bindings Expression

• https://developer.android.com/reference/kotlin/androidx/lifecycle/Transformations#map(androidx.lifecycle.LiveData,%20androidx.arch.core.util.Function)
• https://developer.android.com/reference/kotlin/androidx/lifecycle/Transformations#switchMap(androidx.lifecycle.LiveData,%20androidx.arch.core.util.Function)
• https://developer.android.com/reference/kotlin/androidx/lifecycle/MediatorLiveData

Fragments

• https://medium.com/androiddevelopers/fragment-transitions-ea2726c3f36f
• https://developer.android.com/reference/android/app/Fragment

Media , Formats etc...

• https://developer.android.com/guide/topics/media/media-formats

Navigation, architecture component , Android JetPack

• https://developer.android.com/guide/navigation
• https://developer.android.com/guide/navigation/navigation-getting-started
• https://developer.android.com/guide/navigation/navigation-design-graph
• https://developer.android.com/guide/navigation/navigation-swipe-view
• https://developer.android.com/guide/navigation/navigation-navigate
• https://developer.android.com/guide/navigation/navigation-migrate

Parcelables

the android way to serialize object into a bundle of key , value pairs

once an object is parcelized we can add it as an object with a key into a bundle

Bundle for exemple used to save /restore state of an application when asked to do so (See Activity lifecycle)

• https://developer.android.com/guide/components/activities/parcelables-and-bundles
• https://developer.android.com/reference/android/os/Parcelable
• https://developer.android.com/reference/kotlin/android/os/Parcel

Permissions

• https://developer.android.com/guide/topics/permissions/overview
• https://developer.android.com/training/permissions/requesting
• App permission best Practices, https://developer.android.com/training/permissions/usage-notes
• https://developer.android.com/guide/topics/permissions/default-handlers
• https://developer.android.com/guide/topics/permissions/defining

Room, architecture component , Android Jetpack

• https://developer.android.com/topic/libraries/architecture/room
• https://developer.android.com/reference/android/arch/persistence/room/Room
• https://developer.android.com/reference/android/arch/persistence/room/Dao
• https://developer.android.com/reference/android/arch/persistence/room/package-summary#annotations
• https://developer.android.com/reference/android/arch/persistence/room/PrimaryKey.html
• https://developer.android.com/reference/android/arch/persistence/room/Entity
• https://developer.android.com/reference/android/arch/persistence/room/ColumnInfo
• https://developer.android.com/training/data-storage/room/defining-data.html

• https://codelabs.developers.google.com/codelabs/android-room-with-a-view/#0
• https://codelabs.developers.google.com/codelabs/android-room-with-a-view-kotlin/#0
• https://codelabs.developers.google.com/codelabs/android-persistence/index.html?index=..%2F..%2Findex#0

• https://developer.android.com/training/data-storage/room/creating-views
• https://developer.android.com/training/data-storage/room/migrating-db-versions
• https://developer.android.com/training/data-storage/room/testing-db
• https://developer.android.com/training/data-storage/room/referencing-data
• https://developer.android.com/training/data-storage/room/index.html

• https://developer.android.com/reference/android/arch/persistence/room/RoomDatabase
• https://developer.android.com/reference/android/arch/persistence/room/Database
• https://developer.android.com/reference/android/arch/persistence/room/RawQuery
• https://developer.android.com/reference/android/arch/persistence/room/RawQuery

• https://en.wikipedia.org/wiki/Singleton_pattern
• https://en.wikipedia.org/wiki/Factory_method_pattern
• https://developer.android.com/jetpack/docs/guide#separation-of-concerns
• https://kotlinlang.org/docs/reference/object-declarations.html#Companion-Objects

• https://developer.android.com/training/data-storage/room/migrating-db-versions
• https://medium.com/androiddevelopers/understanding-migrations-with-room-f01e04b07929
• https://medium.com/androiddevelopers/testing-room-migrations-be93cdb0d975

• https://developer.android.com/reference/android/arch/lifecycle/ViewModelProvider.Factory

room and coroutines

• https://medium.com/androiddevelopers/room-coroutines-422b786dc4c5

RecyclerView RecyclerViewAdapter

• https://developer.android.com/reference/android/support/v7/widget/RecyclerView

• https://developer.android.com/reference/android/support/v7/widget/RecyclerView.Adapter
• https://en.wikipedia.org/wiki/Adapter_pattern

• https://developer.android.com/guide/topics/ui/layout/recyclerview
• https://github.com/googlearchive/android-RecyclerView

• https://developer.android.com/reference/android/support/v7/widget/RecyclerView.ViewHolder

a Sample from Google

• https://developer.android.com/reference/androidx/cardview/widget/CardView.html
• https://developer.android.com/guide/topics/ui/layout/cardview.html

ListAdapter, DiffUtil

• https://developer.android.com/reference/android/support/v7/recyclerview/extensions/ListAdapter.html
• https://developer.android.com/reference/android/support/v7/recyclerview/extensions/AsyncListDiffer.html
• https://developer.android.com/reference/android/support/v7/util/DiffUtil

Samples on github

• https://github.com/android

Shared Preferences

save key-value data

• https://developer.android.com/training/data-storage/shared-preferences.html

SQLite

• https://www.sqlite.org/index.html
• https://www.sqlite.org/lang.html
• https://developer.android.com/reference/android/database/sqlite/SQLiteDatabase
• https://developer.android.com/reference/android/arch/persistence/room/Dao

Snackbar , MaterialUI

• https://material.io/develop/android/components/snackbar/

Text Appearence

• https://medium.com/androiddevelopers/whats-your-text-s-appearance-f3a1729192d

Testing

• https://developer.android.com/training/testing

Vibrator API

• https://developer.android.com/reference/android/os/Vibrator

View Binding

• https://developer.android.com/topic/libraries/view-binding

note an older pre- viewbinding , binding solution is, among others, Butterkinife

• https://github.com/JakeWharton/butterknife

Work Manager

• https://medium.com/androiddevelopers/introducing-workmanager-2083bcfc4712
• https://developer.android.com/topic/libraries/architecture/workmanager
• https://developer.android.com/topic/libraries/architecture/workmanager/basics
• https://developer.android.com/reference/androidx/work/Worker

work manager google codelab

• https://codelabs.developers.google.com/codelabs/android-workmanager-kt/#0

Android Studio

• https://fr.wikipedia.org/wiki/Android_Studio
• https://developer.android.com/studio/index.html
• https://developer.android.com/studio/intro/index.html

Android on Youtube

• https://www.youtube.com/user/androiddevelopers

Android Trainnings

• UDACITY
• Developping Android Apps
• Developping Android Apps with Kotlin (architecture Components)
• Developping Android Apps with Java
• https://www.udacity.com/courses/all

• [https://www.udacity.com/course/gradle-for-android-and-java--ud867
• https://www.udacity.com/course/build-native-mobile-apps-with-flutter--ud905

• UDEMY

Android NDK

• https://developer.android.com/ndk/

Android Wear

• https://developer.android.com/wear

Android TV

• https://developer.android.com/tv

Android Car

• https://developer.android.com/cars

Android Things (IOT)

• https://developer.android.com/things/

Android on Chrome OS

• https://developer.android.com/chrome-os/intro

Android AOSP

Android Harware

• https://source.android.com/compatibility
• https://source.android.com/compatibility/cdd

Android Architecture

• https://source.android.com/devices/architecture

AOSP

git repositories

• https://android.googlesource.com/?format=HTML
• https://android.googlesource.com/platform/frameworks/support/

Android Devevelopment

a Few Libraries of Interest

ButterKnife

a deprecated by viewBindings (see focuses section) for bindings

• https://github.com/JakeWharton/butterknife

JSON

• https://github.com/bluelinelabs/LoganSquare

Moshi

a JSON Parser lib in kotklin and java

• https://square.github.io/moshi/1.x/moshi/
• https://github.com/square/moshi

Workflow

a finite state machine for swift and kotlin

• https://github.com/square/workflow

Picasso

an imaging and caching library

• https://square.github.io/picasso/
• http://github.com/square/picasso

I/O Libraries

okio

A modern I/O library for Android, Kotlin, and Java.

• https://github.com/square/okio
• https://square.github.io/okio/

RetroFit

a HTTP client for android and Java

• https://square.github.io/retrofit/
• https://square.github.io/retrofit/2.x/retrofit/index.html?retrofit2/http/Query.html
• https://github.com/square/retrofit

OkHttp

a Http lib , efficient , modern ,

• https://square.github.io/okhttp/
• https://github.com/square/okhttp

ExoPlayer

ExoPlayer is a media player library developed by Google.

• https://exoplayer.dev
• https://github.com/google/ExoPlayer

Dagger / Dagger 2

a java dependency injection for android obsolete prefer koin or kodein (see below)

• https://proandroiddev.com/dagger-2-on-android-the-simple-way-f706a2c597e9
• https://dagger.dev
• https://github.com/google/

Koin

a kotlin dependency injection for android

• https://insert-koin.io
• https://github.com/InsertKoinIO/koin

Kodein

a kotlin dependency injection for android

• https://kodein.org/di/
• https://github.com/Kodein-Framework/Kodein-DI

kTor

have to be move to the kotlin page

a client server dev toolkit with kotlin

• https://ktor.io

tornadoFx

have to be move to the kotlin page

a JavaFx toolkit for kotlin

• https://tornadofx.io
• https://github.com/edvin/tornadofx

Timber

a Log Extension Utility Library

• http://jakewharton.github.io/timber/
• https://github.com/JakeWharton/timber

RxJava for Android

RxJava bindings for Android for RxJava2 RxAndroid: Reactive Extensions for Android

• https://github.com/ReactiveX/RxAndroid
• https://github.com/ReactiveX/RxJava

Android Game Developement

• https://developer.android.com/games
• https://android-developers.googleblog.com/search/label/Games
• https://developer.android.com/newsletter#games-quarterly
• https://medium.com/googleplaydev/tagged/game-development
• https://playacademy.exceedlms.com/student/catalog

Google Play Store

• https://developer.android.com/distribute/google-play

Android Testing

https://developer.android.com/training/testing/fundamentals

https://developer.android.com/training/testing/index.html
https://developer.android.com/training/testing/integration-testing/index.html
https://developer.android.com/training/testing/unit-testing/local-unit-tests.html
https://developer.android.com/training/testing/unit-testing/instrumented-unit-tests.html

tools
https://developer.android.com/studio/test/command-line.html
https://developer.android.com/studio/test/monkeyrunner/index.html
https://developer.android.com/studio/test/monkey.html
https://source.android.com/devices/tech/debug/dumpsys.html

UI Testing
https://developer.android.com/training/testing/ui-testing/index.html
https://developer.android.com/training/testing/ui-testing/uiautomator-testing.html
https://google.github.io/android-testing-support-library/docs/uiautomator/

testing support library
https://google.github.io/android-testing-support-library/
https://developer.android.com/topic/libraries/testing-support-library/

testing display performance
https://developer.android.com/training/testing/performance.html

testing a service
https://developer.android.com/training/testing/integration-testing/service-testing.html

testing a content provider
https://developer.android.com/training/testing/integration-testing/content-provider-testing.html

testing -samples
https://github.com/googlesamples/android-testing

testing templates
https://github.com/googlesamples/android-testing-templates

CodeLab Testing android app
https://codelabs.developers.google.com/codelabs/android-testing/index.html#0

testing and debugging with android studio
https://www.youtube.com/watch?v=2I6fuD20qlY