asowers1

/*
At ----, we aim to find the best messaging that will motivate the patient to engage with us.
You have two lists of data:
 
A list of bill notification messages sent to patients.
Each message has the following properties: patient_id, channel_type, timestamp
channel_type can be "text", "email", "paper mail", or another channels for contacting patients.
A list of payments that ---- received from patients.
Each message has the following properties: patient_id, payment_amount, timestamp

asowers1

//: Playground - noun: a place where people can play

import UIKit

var str1 = "Hello, playground 💩"
var str2 = "Hello, playground"

func validate(ascii string: String?) -> Bool {
    if let str = string where str.characters.count > 0 {
        for char in str.characters {

asowers1

//
//  NSObject+NSCoding.swift
//
//  Created by Andrew Sowers on 6/8/16.
//
//

import Foundation

public extension NSObject {

asowers1

//: Playground - noun: a place where people can play

import UIKit
import XCPlayground // we import this so we can get the main XCPlayground "page"

//create instance of current playground page
let page = XCPlayground.XCPlaygroundPage

func myCoolFunctionWithCompletion(input: String, completion: (result: String) -> Void) {
    print("\(input) ... ")

asowers1

/**
 * Lazy load view controller example
 */
class MainViewController: UIViewController {
     
    lazy var firstViewController: FirstViewController = {
        return self.storyboard!.instantiateViewControllerWithIdentifier("FirstViewController") as! FirstViewController
    }()
    
    lazy var secondViewController: SecondViewController = {