cioccarellia

public static final String Prefs = "MyPrefsFile"; 
SharedPreferences.Editor editor = getSharedPreferences(Prefs, MODE_PRIVATE).edit();
editor.putString("name", "Andrea");
editor.putInt("id", 107);
editor.apply();

cioccarellia

public static final String Prefs = "MyPrefsFile"; 
SharedPreferences prefs = this.getSharedPreferences(Prefs, Context.MODE_PRIVATE);
String user = prefs.getString("name", null);
int userId = prefs.getInt("id", null);

cioccarellia

<?xml version='1.0' encoding='utf-8' standalone='yes' ?>
<map>
  <string name="name">Andrea</string>
  <int name="id" value="1" />
</map>

cioccarellia

/**
 * Calls the specified function [block] with `this` value as its argument and returns its result.
 */
public inline fun <T, R> T.let(block: (T) -> R): R {
    return block(this)
}

cioccarellia

/**
 * Calls the specified function [block] with `this` value as its receiver and returns `this` value.
 */
public inline fun <T> T.apply(block: T.() -> Unit): T {
    block()
    return this
}

cioccarellia

val window = ApplicationWindow()

window.content.loadImage("whatever.png")

window.header.buttons.add("X")
window.header.buttons.add("_")
window.header.buttons.add("□")

window.onWindowClose = {
    println("Bye bye")

cioccarellia

val window = ApplicationWindow().apply {
    content.loadImage("whatever.png")

    header.buttons.run {
        add("X")
        add("_")
        add("□")
    }

    onWindowClose = {

cioccarellia

val window = ApplicationWindow()
// 'this' is the global scope
window.apply {
    // 'this' scopes to 'window'
    this.content.loadImage("whatever.png")

    // 'this' scopes to 'window'
    this.header.buttons.run {
        // 'this' scopes to 'window.header.buttons'
        add("X")

cioccarellia

// Standard
val alice = Person("Alice", 20, "Amsterdam")
println(alice)
alice.moveTo("Detroit")
alice.incrementAge()
alice.alias = "Ally"
println(alice)

// Using let
Person("Bob", 21, "Bruges").let { it ->

cioccarellia

/**
 * Calls the specified function [block] and returns its result.
 */
public inline fun <R> run(block: () -> R): R {
    return block()
}

/**
 * Calls the specified function [block] with `this` value as its receiver and returns its result.
 */