This page lists new and recently changed documents, including Articles, Guides, Reference, Release Notes, Sample Code, Technical Notes, and Technical Q&As. Most documents have a revision history, which details additions and changes to that document since the previous version. Look for "Revision History" at the bottom of the document or in the document'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 Reference Library documents are 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.
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2008-05-06 Core Animation Programming Guide (HTML) (PDF)
Corrected typos.
Minor Change Guides Cocoa, Graphics & Imaging
2008-04-28 AirPort Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
Minor Change Guides Hardware & Drivers
2008-04-28 Audio Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
Minor Change Guides Hardware & Drivers
2008-04-28 Bluetooth Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
Minor Change Guides Hardware & Drivers
2008-04-28 Ethernet Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
Minor Change Guides Hardware & Drivers
2008-04-28 FireWire Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
Minor Change Guides 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 Guides Hardware & Drivers
2008-04-28 PCI Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
Minor Change Guides Hardware & Drivers
2008-04-28 RAM Expansion Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
Minor Change Guides 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 Guides Hardware & Drivers
2008-04-28 Video Developer Note (HTML)
Updated to include information on the iMac computers introduced in April 2008.
Minor Change Guides Hardware & Drivers
2008-04-23 Aperture 2.1 SDK Overview (HTML) (PDF)
Update for Aperture 2.1 SDK.
Content Update Guides Apple Applications
2008-04-14 Motion XML File Format (HTML) (PDF)
New document describing aspects of the Motion XML file format.
First Version Guides Apple Applications
2008-04-10 View Programming Guide for Cocoa (HTML) (PDF)
Corrected typos.
Minor Change Guides Cocoa
2008-04-08 64-Bit Transition Guide (HTML) (PDF)
Fixed minor typographical errors and links.
Minor Change Guides Darwin, Mac OS X, Open Source, Performance, Porting
2008-04-08 Animation Overview (HTML) (PDF)
Corrected typos.
Minor Change Guides Carbon, Cocoa, Games, Graphics & Imaging
2008-04-08 Animation Types and Timing Programming Guide (HTML) (PDF)
Corrected typos.
Minor Change Guides Cocoa
2008-04-08 HeaderDoc User Guide (HTML) (PDF)
Updated for Mac OS X v10.5.
Content Update Guides Darwin, Open Source, Tools
2008-04-08 Image Unit Tutorial (HTML) (PDF)
Corrected several technical errors in the code listings.
Minor Change Guides Carbon, Cocoa, Games, Graphics & Imaging
2008-04-08 Network Kernel Extensions Programming Guide (HTML) (PDF)
Added additional details about msleep function.
Minor Change Guides 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 Guides 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 Guides 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 Guides Carbon, Cocoa
2008-03-11 Accessibility Overview (HTML) (PDF)
Removed the Children attribute from the Busy Indicator role information.
Minor Change Guides Carbon, Cocoa, Java, User Experience
2008-03-11 Apple Human Interface Guidelines (HTML) (PDF)
Fixed minor errors.
Minor Change Guides 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 Guides Carbon, Cocoa, Scripting & Automation
2008-03-11 CFNetwork Programming Guide (HTML) (PDF)
Made minor typographical corrections and clarifications.
Minor Change Guides Carbon, Cocoa, Core Foundation, Networking, Open Source, Security
2008-03-11 Cocoa Scripting Guide (HTML) (PDF)
Minor corrections for working with sdefs.
Minor Change Guides Cocoa, Scripting & Automation
2008-03-11 Core Animation Cookbook (HTML) (PDF)
Corrected typos.
Minor Change Guides 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 Guides Cocoa
2008-03-11 File System Events Programming Guide (HTML) (PDF)
Fixed typos.
Minor Change Guides Core Foundation, Darwin, Storage
2008-03-11 Garbage Collection Programming Guide (HTML) (PDF)
Corrected typographical errors.
Minor Change Guides 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 Guides 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 Guides 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 Guides 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 Guides 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 Guides 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 Guides Hardware & Drivers
2008-02-21 Xserve G5 Developer Note (HTML) (PDF)
Redirected website reference links.
Minor Change Guides Hardware & Drivers
2008-02-20 PowerMac G4 (HTML) (PDF)
Redirected website reference links.
Minor Change Guides Hardware & Drivers
2008-02-08 Atomic Store Programming Topics (HTML) (PDF)
Corrected typographical errors.
Minor Change Guides Cocoa
2008-02-08 Core Audio Glossary (HTML)
Updated for Mac OS X v10.5.
First Version Guides 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 Guides Cocoa
2008-02-08 Core Data Programming Guide (HTML) (PDF)
Enhanced the discussions of legacy data importing and memory management.
Minor Change Guides Cocoa
2008-02-08 Core Text Programming Guide (HTML) (PDF)
Fixed bad link to sample code in Introduction.
Minor Change Guides Carbon, Text & Fonts
2008-02-08 Font Handling (HTML) (PDF)
Corrected typo in "Responding to Font Changes" code example.
Minor Change Guides Cocoa, Graphics & Imaging, Text & Fonts
2008-02-08 Instruments User Guide (HTML) (PDF)
Explained how playing protected content affects systemwide data collection.
Minor Change Guides 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 Guides Internet & Web, QuickTime, Scripting & Automation
2008-02-08 Low-Level Core Data Tutorial (HTML) (PDF)
Updated for Mac OS X v10.5.
Content Update Guides Cocoa
2008-02-08 Low-Level File Management Programming Topics (HTML) (PDF)
Removed references to deprecated Java classes.
Minor Change Guides Cocoa
2008-02-08 Memory Management Programming Guide for Cocoa (HTML) (PDF)
Corrected a broken link to the "Carbon-Cocoa Integration Guide."
Minor Change Guides Cocoa
2008-02-08 Model Object Implementation Guide (HTML) (PDF)
Corrected the implementation example for setNilValueForKey:; updated the examples for dependent keys.
Minor Change Guides Cocoa
2008-02-08 NSPersistentDocument Core Data Tutorial (HTML) (PDF)
Corrected typographical errors.
Minor Change Guides Cocoa
2008-02-08 Number and Value Programming Topics for Cocoa (HTML) (PDF)
Updated for Mac OS X v10.5.
Minor Change Guides Cocoa
2008-02-08 The Objective-C 2.0 Programming Language (HTML) (PDF)
Extended the discussion of properties to include mutable objects.
Minor Change Guides Cocoa, Tools
2008-02-08 OpenGL Driver Monitor User Guide (HTML) (PDF)
Fixed a link.
Minor Change Guides Graphics & Imaging, Tools
2008-02-08 OpenGL Profiler User Guide (HTML) (PDF)
Fixed a link.
Minor Change Guides Graphics & Imaging, Tools
2008-02-08 Quick Look Programming Guide (HTML) (PDF)
Corrected minor errors.
Minor Change Guides Carbon, Cocoa, User Experience
2008-02-08 Search Fields (HTML) (PDF)
Clarified the behavior of the cancel button.
Minor Change Guides Cocoa, User Experience
2008-02-08 Security Overview (HTML) (PDF)
Added descriptions of new features for Mac OS X v10.5.
Minor Change Guides 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 Guides 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 Guides 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 Guides Tools
2008-02-08 Xcode User Guide (HTML) (PDF)
Moved source control content to Xcode Source Management Guide.
Minor Change Guides 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 Guides 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 Guides Hardware & Drivers
2008-01-15 Apple JavaScript Coding Guidelines (HTML) (PDF)
Changed the title from "JavaScript Coding Guidelines for Mac OS X."
Minor Change Guides 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 Guides Hardware & Drivers
2008-05-06 NSText Class Reference (HTML) (PDF)
Added a note explaining why NSTextDidEndEditingNotification may be sent without a matching NSTextDidBeginEditingNotification.
Minor Change Reference Cocoa, Text & Fonts
2008-04-29 Mac OS X Man Pages (HTML)
Updated Java manual pages.
Content Update Reference Darwin, Mac OS X, Mac OS X Server, Open Source, Tools
2008-04-23 Aperture 2.1 SDK Reference (HTML)
Documents the Aperture APIs for creating an export plug-in or an image editing plug-in.
Content Update Reference Apple Applications
2008-04-23 DNS Service Discovery API Reference for C (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Darwin, Networking, Open Source
2008-04-08 Accessibility (ApplicationServices/HIServices) Reference (HTML)
Updated for Mac OS X v10.5.
Minor Change Reference User Experience
2008-04-08 Bluetooth Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Darwin, Hardware & Drivers
2008-04-08 Bluetooth User Interface Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Darwin, Hardware & Drivers
2008-04-08 CFMachPort Reference (HTML) (PDF)
Corrected description of CFMachPortCallBack's "msg" parameter.
Minor Change Reference Core Foundation
2008-04-08 CGAffineTransform Reference (HTML) (PDF)
Made minor corrections.
Minor Change Reference Graphics & Imaging
2008-04-08 CGContext Reference (HTML) (PDF)
Made a minor typographical change.
Minor Change Reference Graphics & Imaging
2008-04-08 CGDataProvider Reference (HTML) (PDF)
Added the version field to two callback data structures.
Minor Change Reference Graphics & Imaging
2008-04-08 CGGeometry Reference (HTML) (PDF)
Made minor technical corrections.
Minor Change Reference Graphics & Imaging
2008-04-08 CGImage Reference (HTML) (PDF)
Added a cross reference to Quartz 2D Programming Guide.
Minor Change Reference Graphics & Imaging
2008-04-08 CGPDFPage Reference (HTML) (PDF)
Made minor corrections to the introduction.
Minor Change Reference Graphics & Imaging
2008-04-08 Core MIDI Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Audio
2008-04-08 Core MIDI Server Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Audio
2008-04-08 Core Services Identity Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Core Foundation, Networking, Security
2008-04-08 CPlusTest Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Carbon, Tools
2008-04-08 Darwin Notification API Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Darwin, Networking, Open Source
2008-04-08 Data Browser Reference (HTML) (PDF)
Made minor technical fixes.
Minor Change Reference Carbon, User Experience
2008-04-08 Directory Service Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Mac OS X Server, Networking, Open Source
2008-04-08 Disc Recording Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Audio, Carbon, Cocoa
2008-04-08 Disc Recording UI Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Audio, Carbon, Cocoa, User Experience
2008-04-08 Disk Arbitration Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Darwin, Hardware & Drivers
2008-04-08 FireWire Audio User Library Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Audio, Hardware & Drivers
2008-04-08 Force Feedback Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Darwin, Games, Hardware & Drivers, User Experience
2008-04-08 FSEvents Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Core Foundation, Darwin
2008-04-08 I/O Kit Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Audio, Darwin, Hardware & Drivers
2008-04-08 IKImageView Class Reference (HTML) (PDF)
Added information to the delegate property.
Minor Change Reference Cocoa, Graphics & Imaging
2008-04-08 Image Capture Applications Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Graphics & Imaging
2008-04-08 Image Capture Device Modules Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Graphics & Imaging, Hardware & Drivers
2008-04-08 JavaScriptCore Framework Reference (HTML)
Reprocessed content with new toolchain.
Minor Change Reference Carbon, Core Foundation, Internet & Web, Scripting & Automation