bugrym

func numJewelsInStones(_ J: String, _ S: String) -> Int {
    var counter = 0
    let stones = Array(S)
    let jewels = Array(J)
    
    for i in 0..<stones.count {
        for j in 0..<jewels.count {
            let lhs = stones[i]
            let rhs = jewels[j]
            

bugrym

extension UIImageView {
  convenience init(named name: String, top: CGFloat, left:
    CGFloat, bottom: CGFloat, right: CGFloat) {
    let insets = UIEdgeInsetsMake(top, left, bottom, right) let originalImage = UIImage(named: name)
    let insetImage = originalImage?.withAlignmentRectInsets(insets) self.init(image: insetImage)
    } 
}

bugrym

//
//  PaneViewController.swift
//  PaneApp
//
//  Created by Vladyslav Bugrym on 18.02.2020.
//  Copyright © 2020 admin. All rights reserved.
//

import UIKit

bugrym

@objc func adjustForKeyboard(notification: Notification) {
        guard let keyboardValue = notification.userInfo?[UIResponder.keyboardFrameEndUserInfoKey] as? NSValue else { return }
        
        let keyboardScreenEndFrame = keyboardValue.cgRectValue
        let keyboardViewEndFrame = view.convert(keyboardScreenEndFrame, from: view.window)
        
        if notification.name == UIResponder.keyboardWillHideNotification {
            scrollView.contentInset.bottom = self.logInButton.frame.height
        } else {
            

bugrym

private func buildTree(allProducts:[Product], handler: @escaping(()->Void)) {
        let group = DispatchGroup()
        
        let asyncQueue = DispatchQueue(label: "com.shop.tree.build.queue", qos: .utility, attributes: .concurrent, autoreleaseFrequency: .inherit, target: nil)
        
        var byCategory:[ProductSection] = []
        
        group.enter()
        asyncQueue.async {
            for product in allProducts {

bugrym

import UIKit

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {
    
    var window: UIWindow?
    var coreDataStack = CoreDataStack()
    
    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
        let navigationController = window?.rootViewController as! UINavigationController

bugrym

import Foundation
import CoreData

class CoreDataStack {
    // MARK: - Core Data stack
    
    lazy var persistentContainer: NSPersistentContainer = {
        /*
         The persistent container for the application. This implementation
         creates and returns a container, having loaded the store for the