enomoto

func fizzBuzz(num: Int) -> String {
    switch num {
    case _ where num % 15 == 0:
        return "FizzBuzz"
    case _ where num % 3 == 0:
        return "Fizz"
    case _ where num % 5 == 0:
        return "Buzz"
    default:
        return num.description

enomoto

#import "UserDefaultsUtility.h"

@implementation UserDefaultsUtility

/**
ユーザデフォルトに設定したオブジェクトを取得する
*/
+ (id) objectForKey:(NSString*) key {
    NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults];
    NSData *encodedObject = [userDefaults objectForKey:key];

enomoto

import UIKit

for fn in UIFont.familyNames {
    for font in UIFont.fontNames(forFamilyName: fn) {
        print("font: \(font)")
    }
}

enomoto

#lang racket
(/ (+ 5 4
      (- 2
         (- 3
            (+ 6
               (/ 4 5)))))
   (* 3
      (- 6 2)
      (- 2 7)))

enomoto

let path = Bundle.main.path(forResource: "foo", ofType: "json")
let data: NSData? = try? NSData(contentsOfFile: path!, options: .uncached)

enomoto

#lang racket
(define (sum_of_square a b c)
  (cond ((< a b) (< a c) (+ (* b b) (* c c)))
        ((< b c) (< b a) (+ (* a a) (* c c)))
        (else (+ (* a a) (* b b)))
  )
)

(sum_of_square 3 4 5) ;41
(sum_of_square 8 4 5) ;89

enomoto

import Foundation
import PromiseKit

struct YoRepository {
    func fetchDataWithPromise() -> Promise<String> {
        return Promise { seal in
            DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + .milliseconds(500)) {
                guard true else {
                    // failure
                    seal.reject(MyError.unknown)

enomoto

#lang racket
(define (average x y)
  (/ (+ x y) 2))

(define (improve guess x)
  (average guess (/ x guess)))

(define (sqrt-iter guess x)
  (if (good-enough? guess x)
      guess

enomoto

import Foundation

// https://developer.apple.com/documentation/foundation/nscomparisonresult

let currentVersion = "0.0.2"
let latestVersion1 = "0.0.3"
let latestVersion2 = "0.0.21"
let latestVersion3 = "0.1.0"
let latestVersion4 = "1.0.0"
let latestVersion5 = "0.0.2"

enomoto

OVERVIEW: Swift compiler

USAGE: swiftc [options] <inputs>

MODES:
  -dump-ast              Parse and type-check input file(s) and dump AST(s)
  -dump-parse            Parse input file(s) and dump AST(s)
  -dump-scope-maps <expanded-or-list-of-line:column>
                         Parse and type-check input file(s) and dump the scope map(s)
  -dump-type-refinement-contexts