AndroidNotification.kt

NotificationCompat.Builder(this).apply builder@ { // object 1 reference
    setSmallIcon(R.drawable.ic_launcher)
    setContentTitle("My notification")
    setContentText("Hello world!")
    
    Intent(this, HomeActivity::class.java).apply resultIntent@ { // object 2 reference
        TaskStackBuilder.create(this).apply {
            addParentStack(HomeActivity::class.java)
            addNextIntent(this@resultIntent)
            this@builder.setContentIntent(getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT))
            (this.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager).apply {
                notify(101, this@builder.build())
            }
        }
    }
}