Leopard Technical Q&As
This page lists new and recently changed Technical Q&As.

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 Technical Q&As 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.
Document Revision Descriptions
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Topic
2009-05-01 Driving OpenGL Rendering Loops (HTML)
Corrected a typo.
 Minor Change Events & Other Input, Games, Graphics & Imaging
2009-01-29 QuickTime Audio - Easy Frequency Level Metering with MovieAudio APIs (HTML)
Editorial
 Minor Change QuickTime
2008-11-24 Core Animation properties and Reference Counting (HTML)
First Version
 First Version Games, Graphics & Imaging, Objective-C Language, Resource Management
2008-10-24 Animating the frame of a CALayer. (HTML)
First Version
 First Version Graphics & Imaging
2008-10-13 QTKit Capture - Disabling specific audio channels when recording (HTML)
First Version
 First Version QuickTime
2008-09-24 Programmatically causing restart, shutdown and/or logout (HTML) (日本語 HTML)
Updated source listing.
 Minor Change Events & Other Input, Process Management, Resource Management
2008-09-16 Disabling Processor Cores on a Multi-Core System (HTML) (日本語 HTML)
Added CHUD Processor preference pane. Removed obsolete content. Made editorial changes.
 Content Update Performance
2008-09-16 QTKit Capture - Video Compression Options And Preview (HTML)
First Version
 First Version QuickTime
2008-09-08 Determining if an application uses Objective-C Garbage Collection (HTML)
First Version
 First Version Objective-C Language
2008-09-08 Expanding Tilde-based paths (HTML)
Simplified POSIX and CF versions using the embedded glob() function.
 Minor Change File Management