Jean-Michel Fayard jmfayard

Mercari-Jmfayard

Originally published on https://github.com/m-rec/c325017f9e66db9320f99fdced6ac3d66abc9212

Coroutines documents

Getting started guide
The Kotlin Playground allows to try out things
The kotlinx.coroutines guide is the (huge!) reference
Everything from Roman Elizarov including
Structured concurrency

Add the printProperties task to your build.gradle

Run from both the command-line and intellij the gradle task printProperties

> Task :printProperties
Detecting what could cause incompatible gradle daemons
Run './gradlew printProperties' from the command-line and the same task Android studio
See https://docs.gradle.org/4.5/userguide/build_environment.html
See https://docs.gradle.org/4.5/userguide/gradle_daemon.html#daemon_faq

	# Open a new android project in Android Studio
	# From Android Studio, run the gradle task ":properties"

	# From the command-line, run
	$ ./gradlew :properties
	# Check if you see this message
	Starting a Gradle Daemon, 1 incompatible could not be reused

	# To debug the problem run this
	$ ps auxw \| grep GradleDaemon

	// buildSrc/src/main/kotlin/Config.kt
	object Config {
	const val ACTIVITY = "com.mautinoa.cardapp.MainActivity"
	const val PACKAGE = "com.mautinoa.cardapp"
	const val kotlinVersion = "1.2.71"

	object SdkVersions {
	val versionCode = 1
	val compile = 28
	val target = 26

	// buildSrc/src/main/java/GooglePlay.kt
	import java.io.File

	object GooglePlay {


	@JvmStatic
	fun updateWhatsNew(projectDir: File, version: String) {
	val files: List<File> = listOf(
	"src/production/play/en-US/listing/whatsnew-alpha",

	fun app() = AppComponent.instance

	interface AppComponent {
	val context: Context
	val retrofit: Retrofit
	val okHttpClient: OkHttpClient
	val catRepository: CatRepository
	val catService: CatService

	val mainThreadScheduler: Scheduler

	data class Producer<out T : Beverage>(
	val beverage: T
	) {
	fun produce() : T = beverage
	}

	class Consumer<in T: Beverage> {
	fun consume(t: T) = println("Thanks for the drink $t!")
	}

	// https://medium.com/@garnop/safe-concise-text-parsing-with-regex-destructuring-in-kotlin-b8f77ef1e30c

	fun parsePhoneNumber(input: String): PhoneNumber {
	val invalids = input.filterNot { it in '0'..'9' \|\| it == '-' }
	require(invalids.isEmpty()) { "Input $input has invalid characters : $invalids" }
	val (areaCode, prefix, lineNumber) = input.split("-").map(String::toInt)
	return PhoneNumber(areaCode, prefix, lineNumber)
	}

	fun main(args: Array<String>) {

	lolcat() {
	FILE="$HOME/.config/androidpackage.txt"
	echo "Reading ${FILE}"
	export PACKAGE=$( cat ${FILE} )
	adb devices
	echo pidcat $1 $2 $PACKAGE
	sleep 2
	pidcat $1 $2 $PACKAGE
	}