minhwang

package com.minhwang.myapplication;
 
import android.content.Context;
import android.support.test.InstrumentationRegistry;
import android.support.test.runner.AndroidJUnit4;
 
import org.junit.Test;
import org.junit.runner.RunWith;
 
import static org.junit.Assert.*;

minhwang

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

import UIKit

func pickNumbersRandomly(from numbers: [UInt], theNumberOf: UInt) -> [UInt] {
    var numbers = numbers
    var numbersPickedRandomly = [UInt]()
    
    for _ in 1...theNumberOf {
        let indexPickedRandomly = Int(arc4random_uniform(UInt32(numbers.count)))

minhwang

func requestGET(stringURL url:String) -> URLSessionDataTask? {
    var task: URLSessionDataTask? = nil
    
    guard let url: URL = URL(string: url) else {
        print("URL is invalid..!!")
        return task
    }
    
    let urlSession = URLSession(configuration: URLSessionConfiguration.default)
    

minhwang

func requestGETUsingString(stringURL url:String) {
    guard let url: URL = URL(string: url) else {
        print("URL is invalid..!!")
        return
    }
    
    guard let result = try? String(contentsOf: url) else {
        print("Error occurred while getting data..!!")
        return
    }