bartjacobs

import Combine

let numbers: [Int?] = [1, 2, nil, 3, 4]

numbers.publisher
    .filter { $0 != nil }
    .sink { print($0) }

numbers.publisher
    .compactMap { $0 }

bartjacobs

import UIKit

final class CloudinaryURLBuilder {

    // MARK: - Properties
    
    private let source: URL
    
    // MARK: -
    

bartjacobs

import UIKit

extension UIColor {
    
    enum Cocoacasts {
        static let green = UIColor(red: 0.40, green: 0.36, blue: 0.28, alpha: 1.0)
    }
    
}

bartjacobs

// Fetch Video
playbackService.findVideo(withVideoID: id, parameters: nil, completion: { [weak self] (video, _, error) in
    if let error = error {
        // Handle Error
    } else if let video = video {
        // Use Video
    }
})

// The `playbackService` object is an instance of the `BCOVPlaybackService` class.

bartjacobs

var imagesFromCoreData: [Image]? {
  guard let _imagesFromCoreData = toImages as? Set<Image> else { return nil }
  return Array(_imagesFromCoreData)
}

bartjacobs

[managedObjectContext save:nil];

bartjacobs

override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?) {
    if segue.identifier == addItemViewController {
        if let navigationController = segue.destinationViewController as? UINavigationController,
           let addItemViewController = navigationController.viewControllers.first as? AddItemViewController {
                addItemViewController.delegate = self
        }
    }
}

bartjacobs

override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?) {
    if segue.identifier == viewController {
        let navigationController = segue.destinationViewController as! UINavigationController
        let addViewController = navigationController.viewControllers.first as! AddViewController
        addViewController.delegate = self
    }
}

bartjacobs

override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
    if let cell = tableView.dequeueReusableCell(withIdentifier: SettingsTableViewCell.reuseIdentifier, for: indexPath) as? SettingsTableViewCell {
        // Configure Cell
        cell.textLabel?.text = "Some Setting"

        return cell

    } else {
        return UITableViewCell()
    }

bartjacobs

import Foundation

enum Section: Int {

    case news
    case profile
    case settings

    var title: String {
        switch self {