In just 24 sessions of one hour or less, you can master the Objective-C language, and start using it to write powerful native applications for both Macs and iOS devices! Using this book’s straightforward, step-by-step approach, you’ll get comfortable with Objective-C’s unique capabilities... make the most of its powerful implementation of objects and messaging...work effectively with design patterns, collections, blocks, threading, and a whole lot more. Every lesson builds on what you’ve already learned, giving you a rock-solid foundation for real-world success! Step-by-Step Instructions carefully walk you through the most common Objective-C development tasks. Quizzes and Exercises at the end of each chapter help you test your knowledge. By the Way notes present information related to the discussion. Did You Know? tips offer advice or show you easier ways to perform tasks. Watch Out! cautions alert you to possible problems and give you advice on how to avoid them. Printed in full color—figures and code appear as they do in Xcode Use Xcode to write Objective-C software more quickly and efficiently Master Objective-C’s object-oriented features and techniques Efficiently organize program files and projects Make the most of Objective-C’s powerful messaging capabilities Declare classes, instance variables, properties, methods, and actions Leverage building block patterns to write more powerful code Work with mutable and immutable data types Organize data with collections, including dictionaries and sets Manage memory the modern way, with Automatic Reference Counting (ARC) Expand and extend classes with protocols, delegates, categories, and extensions Apply recent language enhancements such as Associative References and Fast Enumeration Create and work with portable, anonymous code blocks Manage queues and threading with Grand Central Dispatch

In just 24 lessons of one hour or less, Sams Teach Yourself Swift in 24 Hours, Second Edition, will teach you how to build next-generation OS X and iOS apps with Apple’s Swift 2 programming language. This book’s straightforward, step-by-step approach helps you quickly master Swift 2’s core concepts, structure, and syntax and use Swift to write safe, powerful, modern code. In just a few hours you’ll be applying features such as extensions, closures, protocols, and generics. Every lesson builds on what you’ve already learned, giving you a rock-solid foundation for real-world success. Step-by-step instructions carefully walk you through the most common Swift 2 programming tasks. Practical, hands-on examples show you how to apply what you learn. Quizzes and exercises help you test your knowledge and stretch your skills. Notes and tips point out shortcuts and solutions. Learn how to... Get started with Swift 2.0’s Xcode 7 development environment Master Swift’s fundamental data types Use operators to change, assign, combine, check, or verify values Retain data and preferences in memory with arrays, sets, and dictionaries Control program flow, modify execution paths, and iterate code Perform complex actions concisely with Swift 2.0’s improved functions Work with higher-order functions and closures Harness the power of structs, enums, classes, and class inheritance Take advantage of Swift’s advanced memory allocation and references Use protocols to define behavior and explore Protocol-Oriented Programming Add type functionality with extensions Smoothly handle errors Leverage the power of generics to create flexible and reusable code Interoperate with Objective-C code Get started with Functional Programming approaches and thinking functionally

In just 24 sessions of one hour or less, Sams Teach Yourself Xcode 4 in 24 Hours will help you achieve breakthrough productivity with Apple’s new Xcode 4.3+ development environment for OS X and iOS devices. Every lesson introduces new concepts and builds on what you’ve already learned, giving you a rock-solid foundation for real-world success! Step-by-step instructions carefully walk you through the most common Xcode 4 development tasks. Quizzes and Exercises at the end of each chapter help you test your knowledge. By the Way notes present interesting information related to the discussion. Did You Know? tips offer advice or show you easier ways to perform tasks. Watch Out! cautions alert you to possible problems and give you advice on how to avoid them. Printed in full color–figures and code appear as they do in Xcode 4.3+ Master the MVC design pattern at the heart of iOS and OS X development Use Xcode project templates to get a head start on advanced application features Efficiently use the Xcode Code Editor and get fast, contextually-aware answers with the built-in help system Use iOS Storyboards to visually describe an application’s workflow Get started with Core Data to simplify data management and data-driven user interfaces Use frameworks and libraries to package functionality and promote time-saving code reuse Use Git and Subversion source control for managing distributed projects Prepare Unit tests and use the Xcode debugger to keep your projects error free Package your apps for the App Store Use the command-line Xcode tools for scripting and build automation

Figures and code appear as they do in Xcode 5.x Covers iOS 7, Xcode 5.x, iPhone, iPad, and More! Additional files and updates available online In just 24 sessions of one hour each, learn how to build powerful applications for today’s hottest handheld devices: the iPhone and iPad! Using this book’s straightforward, step-by-step approach, you’ll master every skill and technology you need, from setting up your iOS development environment to building great user interfaces, sensing motion to writing multitasking applications. Each lesson builds on what you’ve already learned, giving you a rock-solid foundation for real-world success! Step-by-step instructions carefully walk you through the most common iOS development tasks. Quizzes and Exercises at the end of each chapter help you test your knowledge. By the Way notes present interesting information related to the discussion. Did You Know? tips offer advice or show you easier ways to perform tasks. Watch Out! cautions alert you to possible problems and give you advice on how to avoid them. Printed in full color—figures and code appear as they do in Xcode Covers iOS 7 and up Learn to navigate the Xcode 5.x development environment Prepare your system and iDevice for efficient development Get started quickly with Apple’s Objective-C and Cocoa Touch Understand the Model-View-Controller (MVC) development pattern Visually design and code interfaces using Xcode Storyboards, Segues, Exits, Image Slicing, and the iOS Object Library Use Auto Layout to adapt to different screen sizes, orientations, and iOS versions Build advanced UIs with Tables, Split Views, Navigation Controllers, and more Read and write preferences and data, and create System Settings plug-ins Use the iOS media playback and recording capabilities Take photos and manipulate graphics with Core Image Sense motion, orientation, and location with the accelerometer, gyroscope, and GPS Integrate online services using Twitter, Facebook, Email, Web Views, and Apple Maps Create universal applications that run on both the iPhone and iPad Write background-aware multitasking applications using the latest iOS 7 techniques Trace, debug, and monitor your applications as they run

Presents twenty-four lessons on developing applications for the iPhone and iPad, and includes information on navigating the development environment, building advanced user interfaces, and integrating online services.

The clear, easy-to-understand tutorial for developers who want to write software for today's hottest new device: Apple's iPad! Figures and code appear as they do in Xcode Covers iOS 3.2 and up In just 24 sessions of one hour or less, learn how to build powerful applications for today’s hottest tablet device: the iPad! Using this book’s straightforward, step-by-step approach, you’ll master every skill and technology you need, from setting up your Xcode development environment to utilizing the full iPad screen real estate for touchable interfaces, integrating maps and media, to improving the reliability and performance of your software. Each lesson builds on what you’ve already learned, giving you a rock-solid foundation for real-world success! Step-by-step instructions carefully walk you through the most common iPad development tasks. Quizzes and Exercises at the end of each chapter help you test your knowledge. By the Way notes present interesting information related to the discussion. Did You Know? tips offer advice or show you easier ways to perform tasks. Watch Out! cautions alert you to possible problems and give you advice on how to avoid them. Printed in full color Learn the features of the Xcode development suite Prepare your system and iPad for efficient development Get started fast with Apple’s Objective-C and Cocoa Touch Understand the Model-View-Controller (MVC) development paradigm Implement advanced application interfaces with interactive widgets and web-connected interfaces Enhance the user experience with popovers and other iPad-only UI features Build interfaces that adjust to the iPad’s orientation Read and write data, and navigate it with table views Implement media playback and recording capabilities Integrate your software with the iPad’s email, photos, iPod, and address book applications Create map and location-based services Sense motion with the iPad accelerometer input Discover the tools for building universal iPad/iPhone/iPod touch applications Distribute your applications through the App Store

In Full Color Code samples are syntax highlighted as in Xcode!! In just 24 sessions of one hour or less, learn how to build powerful mobile applications with Apple’s Cocoa Touch technology for the iPhone and iPod touch! Using this book’s straightforward, step-by-step approach, you’ll master every skill and technology you need, from handling user interaction and building effective user interfaces to accessing the Internet, playing media, and using the iPhone and iPod touch’s incredible sensing capabilities. Each lesson builds on what you’ve already learned, giving you a rock-solid foundation for real-world success! Step-by-step instructions carefully walk you through the most common Cocoa Touch programming tasks. Quizzes and Exercises at the end of each chapter help you test your knowledge. By the Way notes present interesting information related to the discussion. Did You Know? tips offer advice or show you easier ways to perform tasks. Watch Out! cautions alert you to possible problems and give you advice on how to avoid them. Write simple, efficient code that reflects a clear understanding of how Cocoa Touch works and why it works that way Build great iPhone/iPod touch user interfaces from the ground up Display tables and provide for clear navigation Access the Internet and networks and show web pages Save and retrieve data, including user preferences Understand how the Cocoa Touch runtime loop interacts with your application Draw and manipulate images Create complex animations such as Cover Flow Build applications that play and record media Use the iPhone’s built-in accelerometer, GPS capabilities, and WiFi support Share data via custom URLs, emails, and other techniques Find and fix common Cocoa Touch software bugs, fast Avoid the performance bottlenecks that affect Cocoa Touch code