PetreVane

extension CAShapeLayer {
    static func rectangle(roundedRect: CGRect, cornorRadius: CGFloat, color: UIColor) -> CAShapeLayer {
        let path = UIBezierPath(roundedRect: roundedRect, cornerRadius: cornorRadius)
        let shape = CAShapeLayer()
        shape.path = path.cgPath
        shape.fillColor = color.cgColor 
        return shape
    }
}

PetreVane

extension Date {
//2    
    func convertToMonthYearFormat() -> String {
        let dateFormatter = DateFormatter()
        dateFormatter.dateFormat = "MMM yyyy"
        return dateFormatter.string(from: self)
    }
}

PetreVane

func dismissKeyboardGesture() {

    let tapGesture = UITapGestureRecognizer(target: self.view, action: #selector(UIView.endEditing(_:)))
    view.addGestureRecognizer(tapGesture)
}

PetreVane

import UIKit

class SceneDelegate: UIResponder, UIWindowSceneDelegate {

    var window: UIWindow?


    func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {
        
        guard let windowScene = (scene as? UIWindowScene) else { return }

PetreVane

import UIKit

let red = UIColor.red
let red2 = UIColor.red
print(red === red2) // proves this is a flyweight

let color = UIColor(red: 1, green: 0, blue: 0, alpha: 1)
let color2 = UIColor(red: 1, green: 0, blue: 0, alpha: 1)
print(color === color2) // proves this is NOT a flyweight

PetreVane

import UIKit

// get some dummy json
let json = "{'name' : 'john snow'; 'age' : '29'}"

// get a reference to upload server
let url = URL(string: "https://httpbin.org/post")!

var request = URLRequest(url: url)

PetreVane

import UIKit
import PlaygroundSupport

// Declare a session configuration
let defaultConfiguration = URLSessionConfiguration.default
defaultConfiguration.allowsCellularAccess = true
defaultConfiguration.waitsForConnectivity = true

// assign that configuration to a session
let session = URLSession(configuration: defaultConfiguration)

PetreVane

    override func viewWillAppear(_ animated: Bool) { 
        uper.viewWillAppear(animated) 
        navigationController?.hidesBarsOnTap = true
    }
    
    override func viewWillDisappear(_ animated: Bool) { 
        super.viewWillDisappear(animated) 
        navigationController?.hidesBarsOnTap = false
    }
    

PetreVane

class Testing: UIViewController {
    
    let fileManager = FileManager.default
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        if let path = Bundle.main.resourcePath {
            guard let items = try? fileManager.contentsOfDirectory(atPath: path) else { print("Path is not available"); return }
            for item in items {

PetreVane

class MusicPlayer {
    
    init() {
        print("Music Player has started")
    }
}

class Singer {