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EBookClubs

Read Books & Download eBooks Full Online

Book iOS App Development For Dummies

Download or read book iOS App Development For Dummies written by Jesse Feiler and published by John Wiley & Sons. This book was released on 2014-04-14 with total page 576 pages. Available in PDF, EPUB and Kindle. Book excerpt: If you’ve got incredible iOS ideas, get this book and bring them to life! iOS 7 represents the most significant update to Apple’s mobile operating system since the first iPhone was released, and even the most seasoned app developers are looking for information on how to take advantage of the latest iOS 7 features in their app designs. That’s where iOS App Development For Dummies comes in! Whether you’re a programming hobbyist wanting to build an app for fun or a professional developer looking to expand into the iOS market, this book will walk you through the fundamentals of building a universal app that stands out in the iOS crowd. Walks you through joining Apple’s developer program, downloading the latest SDK, and working with Apple’s developer tools Explains the key differences between iPad and iPhone apps and how to use each device’s features to your advantage Shows you how to design your app with the end user in mind and create a fantastic user experience Covers using nib files, views, view controllers, interface objects, gesture recognizers, and much more There’s no time like now to tap into the power of iOS – start building the next big app today with help from iOS App Development For Dummies!

Book SwiftUI Essentials   iOS Edition

Download or read book SwiftUI Essentials iOS Edition written by Neil Smyth and published by Payload Media. This book was released on 2019-11-26 with total page 396 pages. Available in PDF, EPUB and Kindle. Book excerpt: The goal of this book is to teach the skills necessary to build iOS 13 applications using SwiftUI, Xcode 11 and the Swift 5 programming language. Beginning with the basics, this book provides an outline of the steps necessary to set up an iOS development environment together with an introduction to the use of Swift Playgrounds to learn and experiment with Swift. The book also includes in depth chapters introducing the Swift 5 programming language including data types, control flow, functions, object-oriented programming, property wrappers and error handling. An introduction to the key concepts of SwiftUI and project architecture is followed by a guided tour of Xcode in SwiftUI development mode. The book also covers the creation of custom SwiftUI views and explains how these views are combined to create user interface layouts including the use of stacks, frames and forms. Other topics covered include data handling using state properties and both observable and environment objects, as are key user interface design concepts such as modifiers, lists, tabbed views, context menus and user interface navigation. The book also includes chapters covering graphics drawing, user interface animation, view transitions and gesture handling. Chapters are also provided explaining how to integrate SwiftUI views into existing UIKit-based projects and explains the integration of UIKit code into SwiftUI. Finally, the book explains how to package up a completed app and upload it to the App Store for publication. Along the way, the topics covered in the book are put into practice through detailed tutorials, the source code for which is also available for download. The aim of this book, therefore, is to teach you the skills necessary to build your own apps for iOS 13 using SwiftUI. Assuming you are ready to download the iOS 13 SDK and Xcode 11 and have an Intel-based Mac you are ready to get started.

Book iOS 10 App Development Essentials

Download or read book iOS 10 App Development Essentials written by Neil Smyth and published by eBookFrenzy. This book was released on 2016-10-28 with total page 1181 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book iOS 17 App Development for Beginners

Download or read book iOS 17 App Development for Beginners written by Arpit Kulsreshtha and published by BPB Publications. This book was released on 2023-10-10 with total page 538 pages. Available in PDF, EPUB and Kindle. Book excerpt: Learn iOS app development from scratch and build your dream app KEY FEATURES ● Experience the cutting-edge capabilities of Xcode 15 and Swift 5.9 with this enhanced edition, unraveling the latest features. ● Embark on an exciting journey into the world of iOS programming while enjoying the process of building your very own iOS apps. ● Uncover the exciting advancements in iOS 17, including SwiftData, ActivityKit, SwiftUI, CoreML, and the Symbol Framework. DESCRIPTION “iOS 17 App Development for Beginners” is a definitive guide to building iOS apps with Swift. This book teaches the fundamentals of Swift, laying the foundation for future app development. It covers how to develop user interfaces for iOS apps using SwiftUI and UIKit and how to write code for views, view controllers, and data managers. The book also teaches using Core Data, Swift Data, and SQLite for database storage. Additionally, it covers essential Apple technologies and frameworks, such as Core Location and MapKit for GPS tracking, Camera and Photo Library for image storage, CI/CD, and Core ML for machine learning and artificial intelligence solutions. After completing this book, you will have a solid grasp of Swift app development and successfully publish your apps to the App Store. WHAT YOU WILL LEARN ● Explore the enhancements in the Swift programming language. ● Discover how to seamlessly integrate and manage complex data models using SwiftData and Core Data. ● Take a deep dive into the declarative and intuitive SwiftUI framework. ● Learn how to integrate machine learning with Core ML into your apps. ● Integrate ActivityKit to create engaging and interactive experiences within your iOS 17 apps. WHO THIS BOOK IS FOR This book is an excellent resource for anyone who wants to learn how to program in Swift and develop applications for the iOS platform. Whether you are a beginner, a student, or a professional, this book will teach you the basics of Swift and how to use it to create your apps. No prior programming experience is necessary, but some familiarity with other programming languages will be helpful. TABLE OF CONTENTS 1. Getting Started with Xcode 2. Swift Fundamentals 3. Class, Structure, and Enumerations 4. Protocols, Extensions, and Error Handling 5. Automatic Reference Counting and Memory Safety 6. Implementing iOS 17 Architecture 7. User Interface Design with UIKit 8. User Interface Design with SwiftUI 9. Concurrency in Swift and SwiftUI 10. Storing Data with SQLite and Core Data 11. File Handling in iOS 12. Core Location with MapKit 13. Camera and Photo Library 14. Multithreading in iOS 15. Networking in iOS Apps 16. Mobile App Architectures, Patterns, and Anti-Patterns 17. Publish iOS App on the Apple App Store 18. Continuous Integration and Delivery with Xcode Cloud 19. Advance iOS with New Frameworks

Book iOS 14 Programming for Beginners

Download or read book iOS 14 Programming for Beginners written by Ahmad Sahar and published by Packt Publishing Ltd. This book was released on 2020-11-27 with total page 766 pages. Available in PDF, EPUB and Kindle. Book excerpt: Publisher's note: This edition from 2020 is outdated and does not make use of the most recent iOS and swift features. A new sixth edition, updated for iOS 15 and including new advanced topics, such as Mac Catalyst, SwiftUI, Swift Concurrency, and SharePlay, has now been published Key FeaturesExplore the latest features of Xcode 12 and the Swift 5.3 programming language in this updated fifth editionKick-start your iOS programming career and have fun building your own iOS appsDiscover the new features of iOS 14 such as Mac Catalyst, SwiftUI, widgets and App ClipsBook Description If you're looking to work and experiment with powerful iOS 14 features such as widgets and App Clips to create your own apps, this iOS programming guide is for you. The book offers a comprehensive introduction for experienced programmers who are new to iOS, taking you through the entire process of learning the Swift language, writing your own apps, and publishing them on the App Store. Fully updated to cover the new iOS 14 features, along with Xcode 12 and Swift 5.3, this fifth edition of iOS 14 Programming for Beginners starts with an introduction to the Swift programming language and shows you how to accomplish common programming tasks with it. You'll then start building the user interface (UI) of a complete real-world app using the storyboards feature in the latest version of Xcode and implement the code for views, view controllers, data managers, and other aspects of mobile apps. The book will also help you apply iOS 14 features to existing apps and introduce you to SwiftUI, a new way to build apps for all Apple devices. Finally, you’ll set up testers for your app and understand what you need to do to publish your app on the App Store. By the end of this book, you'll not only be well versed in writing and publishing applications, but you’ll also be able to apply your iOS development skills to enhance existing apps. What you will learnGet to grips with the fundamentals of Xcode 12 and Swift 5.3, the building blocks of iOS developmentUnderstand how to prototype an app using storyboardsDiscover the Model-View-Controller design pattern and how to implement the desired functionality within an appImplement the latest iOS features, such as widgets and App ClipsConvert an existing iPad app into an Apple Silicon Mac appDesign, deploy, and test your iOS applications with design patterns and best practicesWho this book is for This book is for anyone who has programming experience but is new to Swift and iOS app development. Experienced programmers looking to explore the latest iOS 14 features will also find this book useful.

Book iOS 15 Programming for Beginners

Download or read book iOS 15 Programming for Beginners written by Ahmad Sahar and published by Packt Publishing Ltd. This book was released on 2021-12-24 with total page 784 pages. Available in PDF, EPUB and Kindle. Book excerpt: Key Features Explore the latest features of Xcode 13 and the Swift 5.5 programming language in this updated sixth edition Start your iOS programming career and have fun building your own iOS apps Discover the new features of iOS 15 such as Mac Catalyst, SwiftUI, Swift Concurrency, and SharePlay Book DescriptionWith almost 2 million apps on the App Store, iOS mobile apps continue to be incredibly popular. Anyone can reach millions of customers around the world by publishing their apps on the App Store. iOS 15 Programming for Beginners is a comprehensive introduction for those who are new to iOS. It covers the entire process of learning the Swift language, writing your own app, and publishing it on the App Store. Complete with hands-on tutorials, projects, and self-assessment questions, this easy-to-follow guide will help you get well-versed with the Swift language to build your apps and introduce exciting new technologies that you can incorporate into your apps. You'll learn how to publish iOS apps and work with Mac Catalyst, SharePlay, SwiftUI, Swift concurrency, and much more. By the end of this iOS development book, you'll have the knowledge and skills to write and publish interesting apps, and more importantly, to use the online resources available to enhance your app development journey.What you will learn Get to grips with the fundamentals of Xcode 13 and Swift 5.5, the building blocks of iOS development Understand how to prototype an app using storyboards Discover the Model-View-Controller design pattern and how to implement the desired functionality within an app Implement the latest iOS features such as Swift Concurrency and SharePlay Convert an existing iPad app into a Mac app with Mac Catalyst Design, deploy, and test your iOS applications with design patterns and best practices Who this book is for This book is for anyone who has programming experience but is new to Swift and iOS app development. Basics knowledge of programming, including loops, boolean, and so on, is necessary.

Book Coding iPhone Apps for Kids

Download or read book Coding iPhone Apps for Kids written by Gloria Winquist and published by No Starch Press. This book was released on 2017-05-15 with total page 337 pages. Available in PDF, EPUB and Kindle. Book excerpt: Apple’s Swift is a powerful, beginner-friendly programming language that anyone can use to make cool apps for the iPhone or iPad. In Coding iPhone Apps for Kids, you’ll learn how to use Swift to write programs, even if you’ve never programmed before. You’ll work in the Xcode playground, an interactive environment where you can play with your code and see the results of your work immediately! You’ll learn the fundamentals of programming too, like how to store data in arrays, use conditional statements to make decisions, and create functions to organize your code—all with the help of clear and patient explanations. Once you master the basics, you’ll build a birthday tracker app so that you won’t forget anyone’s birthday and a platform game called Schoolhouse Skateboarder with animation, jumps, and more! As you begin your programming adventure, you’ll learn how to: –Build programs to save you time, like one that invites all of your friends to a party with just the click of a button! –Program a number-guessing game with loops to make the computer keep guessing until it gets the right answer –Make a real, playable game with graphics and sound effects using SpriteKit –Challenge players by speeding up your game and adding a high-score systemWhy should serious adults have all the fun? Coding iPhone Apps for Kids is your ticket to the exciting world of computer programming. Covers Swift 3.x and Xcode 8.x. Requires OS X 10.11 or higher.

Book Hello Swift

    Book Details:
  • Author : Puneet Bakshi
  • Publisher : Simon and Schuster
  • Release : 2019-04-19
  • ISBN : 1638355827
  • Pages : 613 pages

Download or read book Hello Swift written by Puneet Bakshi and published by Simon and Schuster. This book was released on 2019-04-19 with total page 613 pages. Available in PDF, EPUB and Kindle. Book excerpt: Summary Hello Swift! is a how-to guide to programming iOS Apps with the Swift language, written from a kid's perspective. This approachable, well-illustrated, step-by-step guide takes you from beginning programming concepts all the way through developing complete apps. (Adults will like it too!) Purchase of the print book includes a free eBook in PDF, Kindle, and ePub formats from Manning Publications. About the Technology It's fun to play games and explore new things on your iPhone. How amazing would it be to create your own apps? With a little practice, you can! Apple's Swift language, along with special coding playgrounds and an easy-to-use programming environment, make it easier than ever. Take it from author Tanmay Bakshi, who started programming when he was just five years old. About the Book His book, Hello Swift! iOS app programming for kids and other beginners, teaches you how to write apps for iPhones and iOS devices step by step, starting with your first line of Swift code. Packed with dozens of apps and special exercises, the book will teach you how to program by writing games, solving puzzles, and exploring what your iPhone can do. Hello Swift! gets you started. Where you go next is up to you! What's inside Crystal-clear explanations anyone can understand Kid-friendly examples, including games and puzzles Learn by doing—you'll build dozens of small apps Exercises that encourage critical thinking About the Reader Written for kids who want to learn how to program. (Psst! Adults like it, too.) About the Author Tanmay Bakshi had his first app on the iOS App Store at the age of nine. He's now the youngest IBM Champion, a Cloud Advisor, Watson Developer, TED Speaker, and Manning author! Table of Contents Get ready to build apps with Swift! Create your first app Your first real Swift code using variables I/O laboratory Computers make decisions, too! Let computers do repetitive work Knitting variables into arrays and dictionaries Reuse your code: Clean it with function detergent Reduce your code: Use less, do more with class detergent Reading and writing files Frameworks: Bookshelves of classes SpriteKit: Fun animation time Time to watch your WatchKit code Continuing your journey with Swift

Book Swift Programming

    Book Details:
  • Author : Matthew Mathias
  • Publisher : Pearson Technology Group
  • Release : 2016-11-23
  • ISBN : 0134610695
  • Pages : 611 pages

Download or read book Swift Programming written by Matthew Mathias and published by Pearson Technology Group. This book was released on 2016-11-23 with total page 611 pages. Available in PDF, EPUB and Kindle. Book excerpt: This is the eBook of the printed book and may not include any media, website access codes, or print supplements that may come packaged with the bound book. Through the authors' carefully constructed explanations and examples, you will develop an understanding of Swift grammar and the elements of effective Swift style. This book is written for Swift 3.0 and will also show you how to navigate Xcode 8 and get the most out of Apple's documentation. Throughout the book, the authors share their insights into Swift to ensure that you understand the hows and whys of Swift and can put that understanding to use in different contexts. After working through the book, you will have the knowledge and confidence to develop your own solutions to a wide range of programming challenges using Swift.

Book Beginning Flutter

    Book Details:
  • Author : Marco L. Napoli
  • Publisher : John Wiley & Sons
  • Release : 2019-09-17
  • ISBN : 1119550858
  • Pages : 710 pages

Download or read book Beginning Flutter written by Marco L. Napoli and published by John Wiley & Sons. This book was released on 2019-09-17 with total page 710 pages. Available in PDF, EPUB and Kindle. Book excerpt: Build your first app in Flutter—no experience necessary! Beginning Flutter: A Hands-On Guide to App Development is the essential resource for both experienced and novice developers interested in getting started with Flutter—the powerful new mobile software development kit. With Flutter, you can quickly and easily develop beautiful, powerful apps for both Android and iOS, without the need to learn multiple programming languages or juggle more than one code base. This book walks you through the process step by step. In Flutter, you’ll be working with Dart, the programming language of choice for top app developers. Even if you’re just starting out in your development career, you can learn Dart quickly, eliminating the barrier to entry for building apps. This is a more efficient way to develop and maintain cross-platform mobile apps, and this book makes the process even easier with a teach-by-example approach. Focus on providing quality content by eliminating the need to switch between multiple coding languages Learn the ins and outs of Flutter, including all the frameworks, widgets, and tools available to developers Accelerate your app development pace, keeping all the code for your cross-platform app in a single code base Leapfrog barriers to entry to the mobile software market, creating your first app with no experience necessary The Flutter community is growing rapidly and transforming the way Android and iOS apps get made. Beginning Flutter allows you to get on board with the latest app development technology, giving your mobile development career a big head start.

Book iOS 17 Programming for Beginners

Download or read book iOS 17 Programming for Beginners written by Ahmad Sahar and published by Packt Publishing Ltd. This book was released on 2023-10-31 with total page 605 pages. Available in PDF, EPUB and Kindle. Book excerpt: Embark on an exciting iOS app development journey with Swift 5.9, Xcode 15, and iOS 17. This hands-on guide equips you with the skills to create captivating apps and thrive in the competitive App Store landscape. Purchase of the print or Kindle book includes a free eBook in PDF format. Key Features Dive into the latest iOS 17 features and Swift 5.9 through hands-on projects Develop robust apps with top design patterns used by professionals Expand your app's reach by effortlessly converting it for iPad, Mac, and visionOS Book DescriptionIn a world with nearly 2 million apps on the App Store, the demand for skilled iOS developers has never been higher. "iOS 17 Programming for Beginners, Eighth Edition" is your gateway to this lucrative and dynamic field. This hands-on guide is tailored for those who are new to iOS and takes you on a journey from learning the Swift language to crafting your own app and seeing it thrive on the App Store. Our approach is hands-on and practical. Each chapter is designed to be a stepping stone in your development journey, providing step-by-step tutorials, real-life examples, and clear explanations of complex concepts. As you progress, you'll not only be skilled in Swift but also incorporate cutting-edge technologies into your apps. You'll learn how to publish your creations and harness the power of iOS 17 through a straightforward and easy to program example app divided into manageable parts. By the time you've completed this book, you'll possess the skills and knowledge to not only develop and publish captivating apps but also leverage online resources to continually enhance your app development prowess.What you will learn Discover the world of Xcode 15 and Swift 5.9, laying the foundation for your iOS development journey Implement the latest iOS 17 features through a hands-on example app, ensuring your apps remain innovative and engaging Build and deploy iOS apps using industry-standard design patterns and best practices. Implement the Model-View-Controller (MVC) design pattern to create robust and organized applications Expand your app's reach by effortlessly converting it for iPad, Mac, and visionOS Dive into UIKit, the essential framework for large-scale iOS projects Who this book is forThis book is tailored for individuals with minimal coding experience who are new to the world of Swift and iOS app development. A basic understanding of programming concepts is recommended.

Book Beginning IOS Game Development

Download or read book Beginning IOS Game Development written by Patrick Alessi and published by John Wiley & Sons. This book was released on 2011-12-20 with total page 434 pages. Available in PDF, EPUB and Kindle. Book excerpt: Covers the fundamentals of iOS game development, with information on such topics as Xcode, Objective-C, Cocoa, user interaction, animation, audio apps, and networking.

Book IOS Development with Swift

Download or read book IOS Development with Swift written by Craig Grummit and published by Manning Publications. This book was released on 2017-12 with total page 550 pages. Available in PDF, EPUB and Kindle. Book excerpt: "iOS development with Swift" is a hands-on guide to creating iOS apps. It takes you through the experience of building an app-- from idea to App store. After setting up your dev environment, you'll learn the basics by experimenting in Swift playgrounds. Then you'll build a simple app layout, adding features like animations and UI widgets. Along the way, you'll retrieve, format, and display data; interact with the camera and other device features; and touch on cloud and networking basics.

Book iOS 15 Programming Fundamentals with Swift

Download or read book iOS 15 Programming Fundamentals with Swift written by Matt Neuburg and published by "O'Reilly Media, Inc.". This book was released on 2021-10-01 with total page 788 pages. Available in PDF, EPUB and Kindle. Book excerpt: Move into iOS development by getting a firm grasp of its fundamentals, including the Xcode 13 IDE, Cocoa Touch, and the latest version of Apple's acclaimed programming language, Swift 5.5. With this thoroughly updated guide, you'll learn the Swift language, understand Apple's Xcode development tools, and discover the Cocoa framework. Explore Swift's object-oriented concepts Become familiar with built-in Swift types Dive deep into Swift objects, protocols, and generics Tour the life cycle of an Xcode project Learn how nibs are loaded Understand Cocoa's event-driven design Communicate with C and Objective-C In this edition, catch up on the latest iOS programming features: Structured concurrency: async/await, tasks, and actors Swift native formatters and attributed strings Lazy locals and throwing getters Enhanced collections with the Swift Algorithms and Collections packages Xcode tweaks: column breakpoints, package collections, and Info.plist build settings Improvements in Git integration, localization, unit testing, documentation, and distribution And more!

Book Beginning iPhone Development with Swift 3

Download or read book Beginning iPhone Development with Swift 3 written by Molly Maskrey and published by Apress. This book was released on 2016-11-18 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: Create your very own apps for the latest iOS devices. You'll start with the basics, and then work your way through the process of downloading and installing Xcode and the iOS 10 SDK, and then guides you though the creation of your first simple application. Assuming little or no working knowledge of the Swift programming language, and written in a friendly, easy-to-follow style, Beginning iPhone Development with Swift 3 offers a comprehensive course in iPhone and iPad programming. In this third edition of the best-selling book, you’ll learn how to integrate all the interface elements iOS users have come to know and love, such as buttons, switches, pickers, toolbars, and sliders. Every single sample app in the book has been rebuilt from scratch using the latest Xcode and the latest iOS 10-specific project templates, and designed to take advantage of the latest Xcode features. Discover brand-new technologies, as well as significant updates to existing tools. You’ll master a variety of design patterns, from the simplest single view to complex hierarchical drill-downs. The art of table building will be demystified, and you’ll learn how to save your data using the iOS file system. You’ll also learn how to save and retrieve your data using a variety of persistence techniques, including Core Data and SQLite. And there’s much more! What You Will Learn Develop your own bestselling iPhone and iPad apps Utilize Swift playgrounds Display data in Table Views Draw to the screen using Core Graphics Use iOS sensor capabilities to map your world Get your app to work with iCloud and more Who This Book is For Anyone who wants to start developing for iPhone and iPad.

Book IOS App Distribution   Best Practices  First Edition

Download or read book IOS App Distribution Best Practices First Edition written by Pietro Rea and published by Razeware LLC. This book was released on 2021-04-21 with total page 338 pages. Available in PDF, EPUB and Kindle. Book excerpt: Sharing Apple Apps With Your Team, Testers & the World You'll learn how to sign up for Apple Developer Program, generate the various certificates needed, configure your app and submit an app to the App Store for approval, both manually and through automated processes through automated pipelines. You'll learn how to use Apple TestFlight to add internal and external testers and receive feedback and crash reports. iOS App Distribution starts with explaining hurdles everyone faces, such as code signing, provisioning profiles, and how to do manual releases. It'll then go into more advanced topics, including distribution through TestFlight, build customization, automation, and continuous integration. Who This Book Is For This book is for beginner to experienced developers who want to know the best and most common workflow to release an app to the App store, as well as limiting frustration by troubleshooting and debugging common issues and problems associated with distributing apps. Topics Covered in iOS App Distribution & Best Practices App Store quick start: Your quickest way from no account to the App Store. Provisioning, code signing & entitlements: In-depth explanation of what they are, why you need them, and how they work. Distribution channels & TestFlight: Learn different ways of distributing your app, within an enterprise, with internal or external testers. App Store Connect: Learn about the Apple review process, what are the guidelines, what can go wrong and how to dispute them. Build customizations: Learn the ins and outs of configuring Xcode and build configurations. Build automation: Automate builds, build servers, and learn about tools such as fastlane. Continuous integration: Build your own CI pipeline to code, build, test, release, and repeat! After reading this book, you'll take your app build process and distribution to the next level, automate most of its tedious processes, and have an easier time debugging obscure app submission problem

Book Programming IOS 14

Download or read book Programming IOS 14 written by Matt Neuburg and published by . This book was released on 2021 with total page 1256 pages. Available in PDF, EPUB and Kindle. Book excerpt: If you're grounded in the basics of Swift, Xcode, and the Cocoa framework, this book provides a structured explanation of all essential real-world iOS app components. Through deep exploration and copious code examples, you'll learn how to create views, manipulate view controllers, and add features from iOS frameworks. Create, arrange, draw, layer, and animate views that respond to touch Use view controllers to manage multiple screens of interface Master interface classes for scroll views, table views, collection views, text, popovers, split views, web views, and controls Dive into frameworks for sound, video, maps, and sensors Access user libraries: music, photos, contacts, and calendar Explore additional topics, including files, networking, and threads Stay up-to-date on iOS 14 innovations, such as: Control action closures and menus Table view cell configuration objects Collection view lists and outlines New split view controller architecture Pointer customization on iPad New photo picker and limited photos authorization Reduced accuracy location Color picker, new page control behavior, revised date pickers, and more! Want to brush up on the basics? Pick up iOS 14 Programming Fundamentals with Swift to learn about Swift, Xcode, and Cocoa. Together with Programming iOS 14 , you'll gain a solid, rigorous, and practical understanding of iOS 14 development.