TechMaster

import UIKit

class ViewController: UIViewController {

    override func loadView() {
        print("loadView")
    }
    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.

TechMaster

//
//  ViewController.swift
//  DisplayAlert
//
//  Created by cuong on 6/30/17.
//  Copyright © 2017 Techmaster. All rights reserved.
//

import UIKit

TechMaster

import UIKit

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        self.addBar()
    }
    
    func addBar() {

TechMaster

-(void) printString: (NSString*) msg
         onComplete: (void (^)(void)) complete{
    NSLog(@"%@", msg);
    complete();
}

-(void) demoRecursiveBlock
{
    __block int index = 0;
    NSArray* array = @[@"ABC", @"DEF", @"MNP"];

TechMaster

/**
 * Created by techmaster on 2/8/17.
 */

/***
 * Calculate factorial of n
 * @param n {Number} n must be integer and greater than zero
 */
function factorial(n) {
  if (isNaN(n)) {