KentarouKanno

#import "Connection.h"
#import "Reachability.h"

@implementation Connection {
    BOOL b;
}

-(BOOL) connectionStart {
    
    Reachability *reachability = [Reachability reachabilityWithHostName:@"http://www.apple.com"];

KentarouKanno

// Min値とMax値を指定して乱数を生成
func generateRandomNumber(var min min: Int, var max: Int) -> Int {
    if min > max {
        (min, max) = (max, min)
    }
    return Int(arc4random_uniform(UInt32(max + 1 - min)) + UInt32(min))
}

KentarouKanno

/*:
# **First** Comment
* * *
*Second Comment*
*****
* Item 1
* Item 2
* Item 3
1. Item 1

KentarouKanno

extension UINavigationController {
    override public func viewWillAppear(animated: Bool) {
        super.viewWillAppear(animated)
        
        let bottomLine = CALayer()
        bottomLine.frame = CGRectMake(0, self.navigationBar.frame.size.height - 1, self.view.frame.width, 1)
        bottomLine.backgroundColor = UIColor.blueColor().CGColor
        self.navigationBar.layer.addSublayer(bottomLine)
    }

KentarouKanno

var color = UIColor.orangeColor()

var red: CGFloat = 0, green: CGFloat = 0, blue: CGFloat = 0, alpha: CGFloat = 0

let b = color.getRed(&red, green: &green, blue: &blue, alpha: &alpha)

red    //=> 1
green  //=> 0.5
blue   //=> 0

KentarouKanno

import UIKit

class ViewController: UIViewController {

    @IBOutlet weak var bottomLayout: NSLayoutConstraint!
    let notificationCenter = NSNotificationCenter.defaultCenter()
    
    override func viewDidLoad() {
        super.viewDidLoad()

KentarouKanno

import UIKit

class ViewController: UIViewController {

    @IBOutlet weak var bottomLayout: NSLayoutConstraint!
    let notificationCenter = NSNotificationCenter.defaultCenter()
    
    override func viewDidLoad() {
        super.viewDidLoad()

KentarouKanno

let array: [String] = []
let array: Array<String> = []
let array = [String]()


if array.count != 0 {
    // 配列が存在する時の処理
}

KentarouKanno

// 現在のファイル名
__FILE__
//=> /Users/******/Desktop/Swift_Practice/Swift_Practice/

// 現在の行数
__LINE__

// 現在のカラム数
__COLUMN__

KentarouKanno

NSRunLoop.currentRunLoop().addTimer(timerObj, forMode: NSRunLoopCommonModes)