sakiyamaK

extension String {
    var unicodeIntList: [Int] {
        self.compactMap {
            Int(UnicodeScalar(String($0))?.value ?? 0)
        }
    }
}

extension Int {
    var unicodeString: String {

sakiyamaK

// scrollviewの動きに合わせてNavigationBar(もしくは画面上部にあるカスタムビュー)を隠す処理をするクラス
final class ScrollHideNavigationBarAction: NSObject {
    private static let invalidOffset: CGPoint = .init(x: -1, y: -1)
    
    // デフォルトのOffset
    private var initContentOffset: CGPoint
    // レイアウトを組み終わったかどうか判断するフラグ
    private var isViewDidLayout: Bool
    // scrollStartContentOffsetの初期値 ユーザの操作では絶対出ない座標にする
    private var defScrollStartContentOffset: CGPoint

sakiyamaK

for file in input/*.pdf; do gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/ebook -dNOPAUSE -dQUIET -dBATCH -sOutputFile="output/$(basename "$file")" "$file"; done

sakiyamaK

//https://qiita.com/taisuke_h/items/f6940ba087404d88b138 

struct UserId {
    let value: String
}

extension UserId: ExpressibleByStringLiteral {
    init(stringLiteral value: String) {
        self = UserId(value: value)
    }

sakiyamaK

import UIKit
import RxCocoa
import RxSwift

//@propertyWrapperの定義
@propertyWrapper
struct MyState<Value> {
    let projectedValue: BehaviorRelay<Value>
    var wrappedValue: Value {
        get { return projectedValue.value }

sakiyamaK

import Foundation
import Combine

//@propertyWrapperの定義
@propertyWrapper
struct MyState<Value> {
    private var value: Value

    private(set) var projectedValue: PassthroughSubject<Value, Never> = .init()

sakiyamaK

//------- [準備] --------
protocol FoodProtocol {
    var name: String { get }
    var energy: Int { get }
}

struct Apple: FoodProtocol {
    var name: String { "Apple" }
    var energy: Int = 10

sakiyamaK

import UIKit
import Combine
import PlaygroundSupport

protocol ViewModelInput {
    func updateFunc()
}

protocol ViewModelOutput {
    var outValue1: AnyPublisher<Int, Never> { get }

sakiyamaK

import UIKit
import Combine
import PlaygroundSupport

protocol ViewModel {
    //input
    //update1はVC側でsink(受信)できてしまう
    var update1: PassthroughSubject<Void, Never> { get }
    //update2はVC側でパラメータが代入できてしまう
    var update2: Published<Void>.Publisher { set get }

sakiyamaK

import UIKit

enum MosaicSegmentStyle: Int, CaseIterable {
    case fullWidth = 0
    case fiftyFifty
    case twoThirdsOneThird
    case oneThirdTwoThirds

    func getNextMosaicSegmentStyle(retainItems: Int) -> MosaicSegmentStyle {
        switch retainItems {