WWDC 2012

• Session 311
• iOS

Custom B2B apps can be built to address a unique business need, integrate with a unique back-office environment, or deliver a custom interface for your business customer. Custom B2B apps can be published privately through iTunes Connect to business customers who are enrolled in the App Store...

• Session 304
• iOS, macOS

Event Kit provides access to users' Calendar Events and now allows access to Reminders as well, on both iOS and OS X. Be sure to pencil this session in to hear from the experts on how to fetch and write Calendar Events and Reminders, and how to make the best use of the Event Kit framework.

• Session 300
• iOS

Map Kit allows you to embed standard or customized maps directly in your application. Now Map Kit lets you leverage Apple's beautiful new vector based Maps. Come learn how to integrate your app with the built in Maps application.

• Session 711
• macOS

Mountain Lion includes several new power management behaviors that may affect the efficiency of your apps. Learn how to optimize your code for power use, how your code can influence system behavior, how to debug sleep/wake issues, and use existing tools to spot energy leaks.

• Session 701
• iOS

iOS provides several services in which apps can interact with accessories and devices. Learn how to design accessories that deliver the best possible experience for iPhone, iPad and iPod. Learn about new wired and wireless technologies on iOS.

• Session 407
• iOS

Storyboards in iOS make designing your application much faster and easier. Storyboards allow you to graphically arrange all your application's views within a single Xcode design canvas, where you can then define the logical flow and even assign transition animations. Learn how to use Storyboards...

• Session 404
• iOS, macOS

New features in Xcode make it easier than ever for command line developers to manage powerful build configurations in both Terminal and the Xcode IDE. Discover how to adapt your makefile-based projects to use the latest LLVM compilers, switch effortlessly between installed toolsets, and learn...

• Session 415
• iOS, macOS

LLDB is the next-generation debugger for OS X and iOS. Get an introduction to using LLDB via the console interface and within Xcode's graphical debugger. The team that created LLDB will demonstrate the latest features and improvements, helping you track down bugs more efficiently than ever before.

• Session 413
• iOS, macOS

Objective-C has evolved tremendously in recent years. In this tutorial-style session, learn how the latest features in Objective-C work together to dramatically reduce the amount of code you write, while simultaneously creating cleaner, safer, and better structured code.

• Session 402
• iOS, macOS

Xcode delivers a wealth of features to help you be more productive than ever before. Join engineers from the Xcode team as they teach time-saving tips and demonstrate workflows geared toward the power user, to help you work faster and more efficiently.

• Session 216
• iOS

Examine tips and tricks on how to customize UIKit controls. Learn best practices on how to create assets for customizing the appearance of your app and how other apps use the appearance proxy on iOS to create an immersive user experience.

• Session 230
• iOS

Dive deeper into advanced techniques when using attributed strings on iOS 6. Learn about kerning, ligatures, and other advanced typographical features of string drawing to create compelling text effects.

• Session 219
• iOS

Collection views in iOS 6 allow you to move beyond table views to create rich displays for ordered data. Dive deeper into the capabilities of collection views and learn how to write customized layouts that push the boundaries of interfaces in your applications.

• Session 245
• macOS

Dive deeper into making your apps stunning for high resolution on OS X. Learn how to work with OpenGL surfaces and bitmaps, handle custom layer trees, set up notifications for resolution changes, and examine how to get great performance when laying out different types of content onscreen in a...

• Session 237
• iOS, macOS

This is a practical session about writing applications that store files in iCloud but don't use AppKit and UIKit's convenient built-in document classes. Learn how apps that need to manage their own files and directories independently can take advantage of NSFileCoordinator and NSFilePresenter...

• Session 212
• iOS, macOS

All software projects start somewhere and evolve through the accumulation of your effort, changes in technology, bug fixing, and the addition of features you could not have foreseen when the project began. This session discusses this process and provides you with ideas which can help you build...

• Session 228
• iOS, macOS

Learn advanced techniques for creating sophisticated and dynamic layouts in OS X and iOS apps using the auto layout system. You'll receive tons of useful examples, see "how we did that," and learn valuable best practices and debugging techniques. If you are new to auto layout, you might...

• Session 233
• iOS

Gestures are an integral part of the user experience on iOS. Learn key practices for controlling gesture interactions in your applications and avoiding common pitfalls. Tap into advanced techniques like curve smoothing and low-pass filters to create fun and intuitive interfaces in your apps.

• Session 211
• iOS

For a great user experience, it's essential to keep your application responsive while it renders complex UI elements and processes data. Learn how to use concurrency at the UIKit layer to perform drawing and other common operations without blocking user interaction.

• Session 214
• iOS, macOS

Core Data is a powerful framework on OS X and iOS for automatic persistence and object graph management. Master the techniques you need to get the most out of Core Data. Learn the best practices for working with nested managed object contexts, passing data between threads, and how to use...

• Session 226
• iOS, macOS

Learn practical techniques on font and layout handling with Core Text in iOS and OS X. See how to address commonly encountered issues, increase your app's performance, and learn about font embedding and support.

• Session 223
• iOS

Scroll views can be used in many different ways to create familiar and immersive user experiences. Come see what's new with scroll views, learn how to present scrolling content in a page view controller, and even how to enhance your OpenGL games with scroll views.

• Session 205
• iOS

Creating dynamic and incredible interfaces is easy with collection views in iOS 6. Learn how to get started with collection views and see how to easily organize data in grid-like layouts using the built-in UICollectionViewFlowLayout class.

• Session 222
• iOS

Text is an essential part of your application's interface. Get an introduction to the concepts behind manipulating and drawing attributed strings on iOS. Learn how UIKit has adopted attributed strings to make creating text effects even easier.

• Session 213
• macOS

Give your users the best experience by taking advantage of High Resolution on OS X. Learn how to move your applications to High Resolution, create crisp application assets, and find out how to avoid common pitfalls.

• Session 220
• iOS

Learn how to leverage what's new in iOS to improve the onscreen keyboard and text editing experience for your users. Make your app shine for users around the world with support for Asian languages, split and undocked keyboard interaction, rich text editing, and more.

• Session 217
• macOS

Learn how to effectively use layer-backed views in AppKit to get smooth animations and fast performance. See how to take advantage of new Mountain Lion enhancements added to NSView, especially for updating Core Animation layers.

• Session 208
• iOS

Learn about the new application state restoration feature in iOS 6. This new feature makes it easier than ever to save the state of a running application and restore it on subsequent launches, improving the user experience over the course of the application's lifetime.

• Session 206
• macOS

When it comes to securely automating your OS X system, there's good news, and then there's good news. The popular technologies of Automator, AppleScript, Terminal, and Services coexist well with the new security structures implemented in Mountain Lion. For scripters and developers, the automation...

• Session 215
• iOS, macOS

Many applications need to analyze or process the text that they are working with. With so many languages in the world this can be a daunting task. Learn how to process and analyze text in world-ready ways. See how to use the linguistic APIs offered on both iOS and OS X to iterate through text,...

• Session 236
• iOS

View controllers are a key part of an iOS app's infrastructure. Learn how best to take advantage of these versatile objects by examining what problems they were invented to address, how they've matured over the past releases, and how to be best prepared for where they're going next.

• Session 224
• macOS

NSDocument provides a powerful way to adopt iCloud Storage on OS X. Learn how NSDocument can help your document-based app more easily adopt iCloud. Dive into Auto Save, learn to work with versions, and understand the app-centric open panel and user workflows.

• Session 218
• iOS

UIDocument provides a powerful way to adopt iCloud Storage on iOS. Learn how UIDocument can help your document-based app more easily adopt iCloud Storage and understand the key concepts for working with documents and storage in iCloud.

• Session 200
• iOS

iOS 6 introduces many enhancements to the Cocoa Touch frameworks that accelerate your development and improve your application's user experience. Get up to speed with new frameworks on iOS, and all the other new features that will help you write great applications.

• Session 231
• macOS

See what's new with gestures in AppKit. This includes new gestures for Quick Look and smart magnification, as well as new facilities for zooming and swiping. In addition, learn best practices to future proof your gesture implementation as AppKit continues to evolve.

• Session 242
• iOS

Using memory responsibly can be the key to a great user experience for your iOS app. Get a detailed look at how virtual and real memory work on iOS, discover key ways in which the system handles memory pressure, and learn what you can do to use memory even more effectively. A must-attend session...

• Session 235
• iOS

Creating an app that performs well is essential to making your users happy. Learn the techniques that will make your app launch faster, display graphics smoothly, and respond to the user immediately. A must attend session for all iOS developers.

• Session 505
• iOS

iOS provides a powerful engine for playing, recording, and processing audio in your applications for iPhone, iPad, or iPod touch. Learn how to deliver multiple streams of audio from your application. Gain a thorough understanding of the new capabilities in audio session management.

• Session 503
• iOS

iBooks Author lets you use a drag-and-drop interface to create rich and immersive books for the iBookstore. Discover best practices for book design and asset preparation, and learn how to use the iBooks Author interface efficiently to develop your book. See how to enhance your book with rich...

• Session 509
• iOS

See how to combine EPUB with HTML, CSS, and JavaScript to deliver novels, picture books, and interactive books on the iBookstore. Get a quick review of the new EPUB 3 format, then dive deep into the latest features that let you add interactivity to your book by using JavaScript. See how to create...

• Session 502
• iOS, macOS

Designed for mobility, HTTP live streaming dynamically adjusts playback quality to match the available speed of wired or wireless networks. Gain a practical understanding of how HTTP live streams are made. Learn best practices for constructing and testing your HTTP live streams.

• Session 515
• iOS

If you want to bring your creativity, passion, and technical expertise to the iBookstore, it may seem like there's a vast array of web technologies to master. Gain a solid understanding of the HTML, CSS, and DOM technologies that are most relevant to book development, whether you're creating a...

• Session 518
• iOS

Books are for everyone. Get an overview of the accessibility concerns facing readers on iOS and learn which components of your book can automatically leverage built-in accessibility features such as VoiceOver. Learn how to enhance rich media such as images or video for readers with visual...

• Session 516
• iOS, macOS

Competition and reward is central to the social gaming experience. See how to adopt Game Center in your games and learn how easily you can integrate leaderboards and achievements. Dive deeper into challenges to enhance competition among friends in any game. Explore the details of game groups and...

• Session 504
• macOS

OS X Mountain Lion introduces Scene Kit, a high-level graphics framework enabling your apps to efficiently load, manipulate, and render 3D scenes. Gain an understanding of the Scene Kit architecture and see how easily its capabilities can be applied to a variety of application genres. Learn the...

• Session 519
• iOS

Multiplayer games provide the ultimate challenge and have created one of the most compelling genres in the App Store. See how Game Center is taking gaming on iOS a step further with the addition of local multiplayer support. Learn about improvements to the turn-based and online multiplayer APIs...

• Session 506
• iOS, macOS

Quartz 2D and Core Animation provide professional-strength graphics features and the layer-based animation system that powers the user experience of iOS and OS X. Walk through the process of optimizing a drawing app to take advantage of the Retina display while maintaining peak performance. Learn...

• Session 501
• iOS

With stores in more than 32 countries and support for several different types of book content, the iBookstore provides a unique opportunity for anyone who has a story to tell. See how to sign up as a bookseller on the iBookstore, and get an overview of the tools and technologies available to...

• Session 517
• iOS, macOS

Learn new ways to customize media playback using AV Foundation in both OS X and iOS. Explore how to synchronize video media with audio synthesis, achieve realtime audio processing from audiovisual media, and integrate AV Foundation's hardware accelerated media decode and display with your own...

• Session 524
• iOS

Core Motion fuses data from built-in sensors to determine precisely how your iOS device is oriented and moving in 3D space. Walk through the features and capabilities of Core Motion to understand common use cases and recommended best practices. See how you can create incredibly immersive...

• Session 512
• iOS, macOS

HTTP live streaming lets you send live or pre-recorded audio and video to iPad, iPhone, iPod touch, and Mac using an ordinary web server. Learn how to add subtitles to your HTTP live streams. Get details about other new features and learn more best practices around HTTP live streams.

• Session 604
• iOS, macOS

Go beyond play, pause, and seek. Come and see how the latest HTML5 audio and video technologies can enrich the web content in your website, app, or book. Discover the Web Audio API to process and synthesize audio, find out how to synchronize the playback of several pieces of media, get tips for...

• Session 600
• iOS, macOS

The Web Inspector from Safari on OS X is now available for websites and UIWebViews on iOS, and it has a sleek new interface. See how to connect the Web Inspector to your iPhone or iPad to develop, debug, profile, and optimize the web content on your site or in your native app. Get an overview of...

• Session 602
• iOS, macOS

Your web content should always look sharp, regardless of the display it is viewed on. Come and see how to deliver pixel-perfect web interfaces on high resolution displays for books, websites, and apps on iOS and OS X. Learn different ways to fetch and display high-resolution image assets only...

• Session 601
• iOS

Learn the best practices for enhancing the functionality and performance of your web content on iOS, whether it is in a website or native app. Gain proficiency with the remote Web Inspector, see how to reduce the overall memory footprint of your web content, and dive deep into the details of...