This page lists new and recently changed documentation. Most documentation has a revision history, which details additions and changes since the previous version. Look for "Revision History" in the documentation's table of contents.

Items are listed in reverse chronological order by publication date. To see the list sorted by the type of revision, click Sort by Revision Type. Items published for the first time (First Version) will be at the top of the list, followed by items with new or changed content (Content Update), followed by items with small fixes, such as typos and format errors, but no significant content changes (Minor Change).

New and updated developer documentation is announced in the bi-weekly Apple Developer Connection News, available as an option to ADC members. See the Membership Overview page for details on joining.
Document Revision Descriptions
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2008-05-06 Core Animation Programming Guide (HTML) (PDF)
Corrected typos.
 Minor Change Cocoa, Graphics & Imaging
2008-04-28 AirPort Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
 Minor Change Hardware & Drivers
2008-04-28 Audio Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
 Minor Change Hardware & Drivers
2008-04-28 Bluetooth Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
 Minor Change Hardware & Drivers
2008-04-28 Ethernet Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
 Minor Change Hardware & Drivers
2008-04-28 FireWire Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
 Minor Change Hardware & Drivers
2008-04-28 iMac Developer Note (HTML)
New document that specifies the internal design, I/O features, and expansion capabilities of iMac computers introduced in April 2008.
 First Version Hardware & Drivers
2008-04-28 PCI Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
 Minor Change Hardware & Drivers
2008-04-28 RAM Expansion Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
 Minor Change Hardware & Drivers
2008-04-28 Universal Serial Bus Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
 Minor Change Hardware & Drivers
2008-04-28 Video Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
 Minor Change Hardware & Drivers
2008-04-23 Aperture 2.1 SDK Overview (HTML) (PDF)
Update for Aperture 2.1 SDK.
 Content Update Apple Applications
2008-04-14 Motion XML File Format (HTML) (PDF)
New document describing aspects of the Motion XML file format.
 First Version Apple Applications
2008-04-10 View Programming Guide for Cocoa (HTML) (PDF)
Corrected typos.
 Minor Change Cocoa
2008-04-08 64-Bit Transition Guide (HTML) (PDF)
Fixed minor typographical errors and links.
 Minor Change Darwin, Mac OS X, Open Source, Performance, Porting
2008-04-08 Animation Overview (HTML) (PDF)
Corrected typos.
 Minor Change Carbon, Cocoa, Games, Graphics & Imaging
2008-04-08 Animation Types and Timing Programming Guide (HTML) (PDF)
Corrected typos.
 Minor Change Cocoa
2008-04-08 HeaderDoc User Guide (HTML) (PDF)
Updated for Mac OS X v10.5.
Content Update Darwin, Open Source, Tools
2008-04-08 Image Unit Tutorial (HTML) (PDF)
Corrected several technical errors in the code listings.
 Minor Change Carbon, Cocoa, Games, Graphics & Imaging
2008-04-08 Network Kernel Extensions Programming Guide (HTML) (PDF)
Added additional details about msleep function.
 Minor Change Darwin, Hardware & Drivers, Networking
2008-04-08 Porting UNIX/Linux Applications to Mac OS X (HTML) (PDF)
Fixed minor typographical errors and omissions.
 Minor Change Darwin, Mac OS X, Mac OS X Server, Open Source, Porting, Tools
2008-04-08 Shell Scripting Primer (HTML) (PDF)
Fixed a bug in an awk code sample.
 Minor Change Enterprise IT, Mac OS X Server, Open Source, Scripting & Automation, Tools
2008-04-08 Uniform Type Identifiers Overview (HTML) (PDF)
Added information about the UTI character set.
 Minor Change Carbon, Cocoa
2008-03-11 Accessibility Overview (HTML) (PDF)
Removed the Children attribute from the Busy Indicator role information.
 Minor Change Carbon, Cocoa, Java, User Experience
2008-03-11 Apple Human Interface Guidelines (HTML) (PDF)
Fixed minor errors.
 Minor Change Carbon, Cocoa, Java, Mac OS X, Porting, User Experience
2008-03-11 AppleScript Language Guide (HTML) (PDF)
Updated to describe AppleScript features through Mac OS X v10.5 and AppleScript 2.0.
 Content Update Carbon, Cocoa, Scripting & Automation
2008-03-11 CFNetwork Programming Guide (HTML) (PDF)
Made minor typographical corrections and clarifications.
 Minor Change Carbon, Cocoa, Core Foundation, Networking, Open Source, Security
2008-03-11 Cocoa Scripting Guide (HTML) (PDF)
Minor corrections for working with sdefs.
 Minor Change Cocoa, Scripting & Automation
2008-03-11 Core Animation Cookbook (HTML) (PDF)
Corrected typos.
 Minor Change Cocoa, Graphics & Imaging
2008-03-11 Cursor Management (HTML) (PDF)
Updated information about cursor size and types. Replaced one article with a more relevant article.
 Minor Change Cocoa
2008-03-11 File System Events Programming Guide (HTML) (PDF)
Fixed typos.
 Minor Change Core Foundation, Darwin, Storage
2008-03-11 Garbage Collection Programming Guide (HTML) (PDF)
Corrected typographical errors.
 Minor Change Cocoa
2008-03-11 Network Device Driver Programming Guide (HTML) (PDF)
Added note about how to remove the IP protocol from an interface to permit KEXT unloading.
 Minor Change Darwin, Hardware & Drivers, Networking
2008-03-11 Scripting Bridge Programming Guide for Cocoa (HTML) (PDF)
Changed occurrences of the nonexistent method name +classForApplicationWithBundleIdentifier to the correct method name, +applicationWithBundleIdentifier:.
 Minor Change Cocoa, Scripting & Automation
2008-03-11 Strings Programming Guide for Core Foundation (HTML) (PDF)
Added information to "Handling External Representations of Strings" about string encodings that do not include a BOM.
 Minor Change Carbon, Core Foundation, Internationalization, Open Source, Text & Fonts
2008-03-04 15-Inch MacBook Pro Developer Note (HTML)
New document that specifies the internal design, I/O features, and expansion capabilities of the 15-inch MacBook Pro computer introduced in February 2008.
 First Version Hardware & Drivers
2008-03-04 17-Inch MacBook Pro Developer Note (HTML)
New document that specifies the internal design, I/O features, and expansion capabilities of the 17-inch MacBook Pro computer introduced in February 2008.
 First Version Hardware & Drivers
2008-03-04 MacBook Developer Note (HTML)
New document that specifies the internal design, I/O features, and expansion capabilities of the MacBook computer introduced in February 2008.
 First Version Hardware & Drivers
2008-02-21 Xserve G5 Developer Note (HTML) (PDF)
Redirected website reference links.
 Minor Change Hardware & Drivers
2008-02-20 PowerMac G4 (HTML) (PDF)
Redirected website reference links.
 Minor Change Hardware & Drivers
2008-02-08 Atomic Store Programming Topics (HTML) (PDF)
Corrected typographical errors.
Minor Change Cocoa
2008-02-08 Core Audio Glossary (HTML)
Updated for Mac OS X v10.5.
 First Version Audio
2008-02-08 Core Data Model Versioning and Data Migration Programming Guide (HTML) (PDF)
Added a note about migrating stores from Mac OS X v10.4 (Tiger).
 Minor Change Cocoa
2008-02-08 Core Data Programming Guide (HTML) (PDF)
Enhanced the discussions of legacy data importing and memory management.
 Minor Change Cocoa
2008-02-08 Core Text Programming Guide (HTML) (PDF)
Fixed bad link to sample code in Introduction.
 Minor Change Carbon, Text & Fonts
2008-02-08 Font Handling (HTML) (PDF)
Corrected typo in "Responding to Font Changes" code example.
 Minor Change Cocoa, Graphics & Imaging, Text & Fonts
2008-02-08 Instruments User Guide (HTML) (PDF)
Explained how playing protected content affects systemwide data collection.
 Minor Change Tools
2008-02-08 JavaScript Scripting Guide for QuickTime (HTML) (PDF)
Added new QuickTime JavaScript DOM events, workarounds for calling JavaScript functions from QuickTime using Iframes, and JavaScript chapter functions.
 Content Update Internet & Web, QuickTime, Scripting & Automation
2008-02-08 Low-Level Core Data Tutorial (HTML) (PDF)
Updated for Mac OS X v10.5.
 Content Update Cocoa
2008-02-08 Low-Level File Management Programming Topics (HTML) (PDF)
Removed references to deprecated Java classes.
 Minor Change Cocoa
2008-02-08 Memory Management Programming Guide for Cocoa (HTML) (PDF)
Corrected a broken link to the "Carbon-Cocoa Integration Guide."
 Minor Change Cocoa
2008-02-08 Model Object Implementation Guide (HTML) (PDF)
Corrected the implementation example for setNilValueForKey:; updated the examples for dependent keys.
 Minor Change Cocoa
2008-02-08 NSPersistentDocument Core Data Tutorial (HTML) (PDF)
Corrected typographical errors.
 Minor Change Cocoa
2008-02-08 Number and Value Programming Topics for Cocoa (HTML) (PDF)
Updated for Mac OS X v10.5.
Minor Change Cocoa
2008-02-08 The Objective-C 2.0 Programming Language (HTML) (PDF)
Extended the discussion of properties to include mutable objects.
 Minor Change Cocoa, Tools
2008-02-08 OpenGL Driver Monitor User Guide (HTML) (PDF)
Fixed a link.
 Minor Change Graphics & Imaging, Tools
2008-02-08 OpenGL Profiler User Guide (HTML) (PDF)
Fixed a link.
 Minor Change Graphics & Imaging, Tools
2008-02-08 Quick Look Programming Guide (HTML) (PDF)
Corrected minor errors.
 Minor Change Carbon, Cocoa, User Experience
2008-02-08 Search Fields (HTML) (PDF)
Clarified the behavior of the cancel button.
Minor Change Cocoa, User Experience
2008-02-08 Security Overview (HTML) (PDF)
Added descriptions of new features for Mac OS X v10.5.
 Minor Change Carbon, Cocoa, Darwin, Mac OS X, Networking, Open Source, Security
2008-02-08 Text Editing Programming Guide for Cocoa (HTML) (PDF)
Corrected typographical errors.
 Minor Change Cocoa, Text & Fonts
2008-02-08 Threading Programming Guide (HTML) (PDF)
Performed a major rewrite and update of thread-related concepts and tasks.
 Content Update Carbon, Cocoa, Core Foundation, Performance
2008-02-08 Xcode Source Management Guide (HTML) (PDF)
New document that describes how to manage source changes using source control and snapshots.
 First Version Tools
2008-02-08 Xcode User Guide (HTML) (PDF)
Moved source control content to Xcode Source Management Guide.
 Minor Change Carbon, Cocoa, Java, Tools
2008-02-08 Xserve Developer Note (HTML)
Specifies the internal design, I/O features, and expansion capabilities of the 4-core and 8-core Xserve introduced in January 2008.
Minor Change Hardware & Drivers
2008-01-18 MacBook Air Developer Note (HTML)
New document specifies internal design, I/O features, and expansion capabilities of the MacBook Air computer introduced in January 2008. First public release.
 First Version Hardware & Drivers
2008-01-15 Apple JavaScript Coding Guidelines (HTML) (PDF)
Changed the title from "JavaScript Coding Guidelines for Mac OS X."
 Minor Change Apple Applications, Internet & Web, QuickTime, Scripting & Automation, Tools
2008-01-09 Mac Pro Developer Note (HTML)
New document that specifies the internal design, I/O features, and expansion capabilities of the 8-core Mac Pro computers introduced in January 2008.
 First Version Hardware & Drivers