Introduction to Objective-C

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Use any of these variables in your URL pattern, the pattern is stored in your browsers' local storage.

$id
ID of session: wwdc2009-420: $eventId
ID of event: wwdc2009: $eventContentId
ID of session without event part: 420: $eventShortId
Shortened ID of event: wwdc09: $year
Year of session: 2009: $extension
Extension of original filename: m4v: $filenameAlmostEvery
Filename from "(Almost) Every..." gist: [2009] [Session 420] Introductio...

WWDC09 • Session 420

iPhone • 1:00:51

Objective-C is the language of choice for development on both Mac OS X and iPhone OS. Understanding Objective-C basics is key to creating great applications. Learn about its syntax, common classes, design patterns, memory model, and runtime engine. If you're new to Objective-C or just need a good refresher, this session is for you.

Speaker: Mike Jurewitz

Unlisted on Apple Developer site

Downloads from Apple

SD Video (2.7 MB)