ken0nek

// フォトライブラリを開く
-(IBAction)openLibrary{

    // 画像の取得先をフォトライブラリに設定
    UIImagePickerControllerSourceType sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
    
    // フォトライブラリを使用可能かどうか判定する
    if ([UIImagePickerController isSourceTypeAvailable:sourceType]) {
        
        // UIImagePickerControllerを初期化・生成

ken0nek

// カメラを起動する
-(IBAction)launchCamera{
    
    // 画像の取得先をカメラに設定
    UIImagePickerControllerSourceType sourceType = UIImagePickerControllerSourceTypeCamera;
    
    // カメラが使用可能かどうか判定する
    if ([UIImagePickerController isSourceTypeAvailable:sourceType]) {
        
        // UIImagePickerControllerを初期化・生成

ken0nek

-(IBAction)postToTwitter{
    
    // ServiceTypeをTwitterに設定
    NSString *serviceType = SLServiceTypeTwitter;
    
    // Twitterが利用可能かチェック
    if ([SLComposeViewController isAvailableForServiceType:serviceType]) {
        
        // SLComposeViewControllerを初期化・生成
        SLComposeViewController *twitterPostVC = [[SLComposeViewController alloc] init];

ken0nek

// storyboardに置いたimageViewからCIImageを生成する
let image  = CIImage(CGImage: self.sampleImageView.image?.CGImage)
            
// 顔認識なのでTypeをCIDetectorTypeFaceに指定する
let detector = CIDetector(ofType: CIDetectorTypeFace, context: nil, options: [CIDetectorAccuracy: CIDetectorAccuracyHigh])
            
// 取得するパラメーターを指定する
let options = [CIDetectorSmile : true, CIDetectorEyeBlink : true]
            
// 画像から特徴を抽出する

ken0nek

extension Double : ForwardIndexType {
    public func successor() -> Double {
        return self + 1.0
    }
}

infix operator ∫ { associativity left precedence 120 }
func ∫ (left: Range<Double>, right: (Double -> Double)) -> Double {
    let dx = (left.endIndex - left.startIndex) / 1000
    let r = left.startIndex.stride(to: left.endIndex, by: dx)

ken0nek

//
//  RootViewController.swift
//  iOS9Sampler
//
//  Created by Shuichi Tsutsumi on 2015/06/10.
//  Copyright © 2015 Shuichi Tsutsumi. All rights reserved.
//

import UIKit

ken0nek

var result: [(hasSmile: Bool, leftEyeClosed: Bool, rightEyeClosed: Bool)] = []

for feature in features as! [CIFaceFeature] {

    result.append((feature.hasSmile, feature.leftEyeClosed, feature.rightEyeClosed))
}

if result.count >= 1 {
    if result[0].hasSmile {
        self.playerAttack()

ken0nek

[1, 2, 3, 4] -> ["0:1", "1:2", "2:3", "3:4"]

ken0nek

let num = 1234
let numList = "\(num)".characters.flatMap { Int("\($0)") }
// let numList = String(num).characters.flatMap { Int(String($0)) }

print(numList)
// [1, 2, 3, 4]

ken0nek

let romanStrs = ["M", "D", "C", "L", "X", "V", "I"]
let romanNums = [1000, 500, 100, 50, 10, 5, 1]

let romanToNum = zip(romanStrs, romanNums).reduce([String: Int]()) { (dic, t) in
    var dic = dic
    dic[t.1] = t.0
    return dic
}