JakeWharton

/*
 * Copyright (C) 2015 Jake Wharton
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software

ajalt

open class Parent {
    private val a = println("Parent.a")

    constructor(arg: Unit=println("Parent primary constructor default argument")) {
        println("Parent primary constructor")
    }

    init {
        println("Parent.init")
    }

jemshit

# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
-keepclassmembers class fqcn.of.javascript.interface.for.webview {
   public *;
}

### RxJava, RxAndroid (https://gist.github.com/kosiara/487868792fbd3214f9c9)
-keep class rx.schedulers.Schedulers {
    public static <methods>;

wispborne

import android.content.Context
import android.content.SharedPreferences
import kotlin.reflect.KProperty

/**
 * Represents a single [SharedPreferences] file.
 *
 * Usage:
 *
 * ```kotlin

naturalwarren

/**
 * Copyright 2019 Coinbase, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,

navi25

sealed class Result<out T: Any> {
    data class Success<out T : Any>(val data: T) : Result<T>()
    data class Error(val exception: Exception) : Result<Nothing>()
}

navi25

open class BaseRepository{

    suspend fun <T : Any> safeApiCall(call: suspend () -> Response<T>, errorMessage: String): T? {

        val result : Result<T> = safeApiResult(call,errorMessage)
        var data : T? = null

        when(result) {
            is Result.Success ->
                data = result.data

sockeqwe

/**
 * Let's say we want to display a list of Animals in a RecyclerView. 
 * The list can contain items of type Dog, Cat and Snake.
 */

// AdapterDelegate for Dog.
fun dogAdapterDelegate(picasso : Picasso) = adapterDelegate<Dog, Animal>(R.layout.item_dog){ // Generics Types means this AdapterDelegate is used if item is instanceof Dog (whole list is List<Anmial>)
   // this block is run once in onCreateViewHolder. Think of it as an intializer for a ViewHolder.
  val name = findViewById(R.id.name)
  val image = findViewById(R.id.image)

marcellogalhardo

@Scope
@Retention(AnnotationRetention.RUNTIME)
annotation class ActivityScope

coroutineDispatcher

ext {

    compileSDKVersionValue = 29
    minSDKVersionValue = 22
    targetSDKVersionValue = 29

    libraries = [
            cardView              : 'androidx.cardview:cardview:1.0.0',
            androidXLegacySupport : 'androidx.legacy:legacy-support-v4:1.0.0',
            androidXAppCompat     : 'androidx.appcompat:appcompat:1.1.0',