nurtugan

// Chapter 1: Introducing Auto Layout
// Chapter 2: Construct Auto Layout with the Interface Builder

// 1
override func tableView(_ tableView: UITableView, accessoryButtonTappedForRowWith indexPath: IndexPath) {
  view.addSubview(contactPreviewView)
  contactPreviewView.translatesAutoresizingMaskIntoConstraints = false
  NSLayoutConstraint.activate([ // this line of code more performant than activating each constraint individually
    contactPreviewView.widthAnchor.constraint(equalToConstant: 150),
    contactPreviewView.heightAnchor.constraint(equalToConstant: 150),

nurtugan

guard let path = Bundle.main.path(forResource: "ScheduleMock", ofType: "json") else {
    return
}
do {
    let data = try Data(contentsOf: URL(fileURLWithPath: path), options: .mappedIfSafe)
    let schedule = try Mapper<TakeawayScheduleModel>().map(JSONString: data.string)
    print(schedule.title)
} catch {
    print(error.localizedDescription)
    assertionFailure()

nurtugan

print(String(data: try! JSONSerialization.data(withJSONObject: json, options: .prettyPrinted), encoding: .utf8 )!)

nurtugan

@objc
private func handleGet(_ sender: UIButton) {
    var superview = sender.superview
    while superview != nil {
        if let cell = superview as? UICollectionViewCell {
            guard let indexPath = collectionView.indexPath(for: cell),
                let objectIClickedOnto = diffableDataSource.itemIdentifier(for: indexPath) else { return }
            var snapshot = diffableDataSource.snapshot()
            snapshot.deleteItems([objectIClickedOnto])
            diffableDataSource.apply(snapshot)

nurtugan

//
//  UIView+Layout.swift
//  Project X
//
//  Created by Brian Voong on 2/10/19.
//  Copyright © 2019 Brian Voong. All rights reserved.
//

import UIKit

nurtugan

disabled_rules:

excluded:
- Pods
- ProjectX/Supporting Files/R.generated.swift # R.swift

opt_in_rules:
- anyobject_protocol
- array_init
- attributes

nurtugan

extension UIViewController {
    func hideKeyboardWhenTappedAround() {
        let tap = UITapGestureRecognizer(
            target: self,
            action: #selector(dismissKeyboard)
        )
        tap.cancelsTouchesInView = false
        view.addGestureRecognizer(tap)
    }

nurtugan

extension MyViewController: UITextFieldDelegate {
    func textFieldShouldReturn(_ textField: UITextField) -> Bool {
       // Try to find next responder
       if let nextTextField = textField.superview?.viewWithTag(textField.tag + 1) as? UITextField {
          nextTextField.becomeFirstResponder()
       } else {
          // Not found, so remove keyboard
          textField.resignFirstResponder()
       }
       // Do not add a line break

nurtugan

import UIKit

final class AppearanceManager {
    static let shared = AppearanceManager()

    private init () {}

    func setDefaultAppearance() {
        // Removes all navigation bar back button title
        UIBarButtonItem.appearance().setTitleTextAttributes(

nurtugan

import Kingfisher
import UIKit

extension UIImageView {
    static func clearImageCache() {
        KingfisherManager.shared.cache.clearMemoryCache()
        KingfisherManager.shared.cache.clearDiskCache()
    }

    /// UIImageView+: Method for downloading image