mhanlon

import UIKit


struct PhotoInfo: Codable {
    var title: String
    var description: String
    var url: URL
    var copyright: String?
    
    enum CodingKeys: String, CodingKey {

mhanlon

import UIKit

let urlString = "https://api.nasa.gov/planetary/apod"
var urlComponents = URLComponents(string: urlString)!

urlComponents.queryItems = [
    "api_key": "DEMO_KEY",
    "date": "2022-04-11"
].map { URLQueryItem(name: $0.key, value: $0.value) }

mhanlon

import UIKit

//let urlString = "https://www.thecodehub.ie/v1/api.json"
let urlString = "https://api.nasa.gov/planetary/apod"//?api_key=DEMO_KEY"
let url = URL(string:urlString)!
var urlComponents = URLComponents(string: urlString)!

urlComponents.queryItems = [
    "api_key": "DEMO_KEY",
    "date": "2022-04-11"

mhanlon

import NaturalLanguage

let greeting = "Hello, playground"
let inverno = "In questo libro lo si farà in maniera chiara, precisa  e, per quanto possibile, divertente."
let don = "Y luego, en el margen, citar a Horacio, o a quien lo dijo."
let riverrun = "a way a lone a last a loved a long the riverrun, past Eve and Adam's, from swerve of shore to bend of bay, brings us by a commodious vicus of recirculation back to Howth Castle and Environs."

let texts = [inverno, don, riverrun]

func identifyLanguageOf(text: String) {

mhanlon

extension String {
    var image: UIImage? {
        // Change these values if you want (or need) an image larger than 100x100
        let size = CGSize(width: 100, height: 100)
        UIGraphicsBeginImageContextWithOptions(size, false, 0)
      // Maybe make this respect whether the user has selected light or dark mode...
      // but we can also use UIColor.clear...
        UIColor.clear.set()
        let rect = CGRect(origin: .zero, size: size)
        UIRectFill(CGRect(origin: .zero, size: size))

mhanlon

// This code is for the Advice from the Lizard main.swift file
// It uses the playInstrument function to play an A4 with an electric guitar.

func performance(owner: Assessable) {
    // TODO: Play an instrument using the calls the Lizard told you about
    playInstrument(.electricGuitar, note: MIDINotes.a4)
    // Let the Lizard know when you're done
    owner.endPerformance()
}

mhanlon

let notes: [Note] = [Note.quarter(.a4), Note.quarter(.b4), Note.quarter(.c3)]
let toneOutput = ToneOutput()

var noteIndex = 0
Timer.scheduledTimer(withTimeInterval: 0.4, repeats: true) { timer in
    guard noteIndex < notes.count else {
        toneOutput.stopTones()
        timer.invalidate()
        return
    }

mhanlon

//
//  Music.swift
//
//  Copyright © 2020 Apple Inc. All rights reserved.
//

public protocol PitchProtocol {
    
    /// The sonic frequency of this Pitch
    var frequency: Double { get }