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Technical Q&As are short question and answer formatted pages that provide answers to questions frequently received at Apple Developer Technical Support.

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How to solve '_objc_exception_set_functions' ZeroLink errors in Xcode (HTML)
QA1321: Explains how to eliminate '_objc_exception_set_functions' ZeroLink errors in Xcode
Tools 2003-10-29
How to work around HIMovieViewCreate failing (HTML)
QA1417: Describes how to work around HIMovieViewCreate failing to initialize the view in QuickTime 7
Tools 2008-03-11
Importing Projects from WO 4.5.x into WO 5.0 (HTML)
QA1035: Describes how to import WebObjects 4.5.x projects into WebObjects 5.0.
Tools 2001-07-09
Including a custom NSWindow in a nib file (HTML)
QA1511: Shows how to create a custom NSWindow and instantiate it in a nib file.
Tools 2007-03-21
Interface element identification in Interface Builder (HTML)
QA1323: Describes a way to easily visually identify interface elements in a nib file.
Tools 2006-10-06
Java on Intel-based Macs (HTML)
QA1295: Required changes (if any) for Java applications to run on Intel-based Macs.
Tools 2006-10-17
Missing Results in Xcode Project Find Window (HTML)
QA1580: A workaround for when a search that previously returned results generates no files found in Xcode
Tools 2008-03-06
PackageMaker's NeedsAuthorization value causes install to fail (HTML) (日本語 HTML)
QA1283: Provides a workaround when PackageMaker's NeedsAuthorization value causes a Mac OS X 10.1 installation failure.
Tools 2003-08-25
Programmatically causing restart, shutdown and/or logout (HTML) (日本語 HTML)
QA1134: Describes how to programmatically cause restart, shutdown, sleep or logout.
Tools 2008-09-24
Project Builder 2.1 needs projects to be checked into CVS to enable CVS support (HTML) (日本語 HTML)
QA1245: Explains how to workaround a bug in Project Builder that blocks CVS functionality.
Tools 2003-03-20
QuickTime 6.4 & AvailabilityMacros.h on Mac OS X 10.2.x (HTML)
QA1316: Fixing compilation issues when upgrading to QuickTime 6.4 on Mac OS X 10.2.x systems.
Tools 2003-10-21
Remote or Two-Machine Debugging Applications with GDB (HTML)
QA1279: Explains how to setup a remote or two-machine debugging configuration using gdb and ssh.
Tools 2003-09-09
Setting default open Finder window (HTML)
QA1449: How to set the default Finder window to open when a disk is mounted
Tools 2006-01-03
Setting environment variables for user processes (HTML)
QA1067: Tells how to set environment variables for user processes.
Tools 2001-10-25
Spaces in project names: solving "Missing file or directory" errors in Project Builder (HTML)
QA1301: Explains "Missing file or directory" errors when building with Project Builder.
Tools 2003-09-15
Static linking of user binaries on Mac OS X (HTML) (日本語 HTML)
QA1118: Explains why static linking of user binaries is not supported on Mac OS X, and possible workarounds.
Tools 2002-02-07
Stub Library FAQ (HTML)
PLAT28: Explains stub libraries and their use, and differences between shared libraries and stub libraries.
Tools 1997-03-14
Symbol to Library in GDB (HTML)
QA1388: Shows how to find the library containing a symbol in GDB.
Tools 2004-11-15
Tips for searching Headers, APIs and ADC reference material. (HTML)
QA1475: Presents a number of different ways to search for APIs and reference material on the system.
Tools 2009-02-13
UnsupportedClassVersionError With J2SE 5.0 Release 4 (HTML)
QA1474: Explains problems running existing Xcode projects after upgrading to J2SE 5.0 Release 4
Tools 2006-04-14
Using GCOV from Xcode (HTML)
QA1514: Illustrates configuring your Xcode project to work with the GCOV code coverage tool.
Tools 2007-02-23
Using Pascal strings in Project Builder (HTML)
QA1053: Shows how to force gcc (compiler used by Project Builder) to understand Pascal strings.
Tools 2001-06-28
Using qd and QDGlobals (HTML) (日本語 HTML)
Deprecated - QD40: Why a sample program compiled with SC may give the link error: undefined entry qd. Provides a solution.
Tools 1996-02-09
Using static versions of existing dynamic libraries (HTML)
QA1393: Illustrates how to select a static version of a library when a dynamic version of the library exists.
Tools 2006-10-24
Using the latest Mac OS X headers in my CFM project with CodeWarrior (HTML)
QA1379: Describes how to use the latest Mac OS X headers in CodeWarrior by modifying the CFM project access paths.
Tools 2004-10-08
WebObjects applications crashing on NT using IIS (HTML)
WOV01: Explanation and workaround for random crashing with WebObjects patch 2 on Windows NT with IIS.
Tools 2000-10-30
What are the predefined macros for GCC? (HTML)
QA1424: Shows how to display a list of GCC predefined macros.
Tools 2005-07-06
What is the Timebase submenu available in the contextual menu of some patches in Quartz Composer? (HTML)
QA1427: Describes the timebase system used by patches in Quartz Composer.
Tools 2005-06-15
Why is libstdc++.a missing in my Xcode project on Mac OS X v10.4 (Tiger)? (HTML)
QA1428: Explains the role of libstdc++ and why you do not need it in a Xcode project.
Tools 2005-04-29
Working with groups and folder references in Project Builder (HTML)
QA1077: Explains how to work with groups and folder references in Project Builder
Tools 2001-09-25
Xcode 3 Project Compatiblity (HTML)
QA1572: Describes the minimum requirements for opening Project Builder or older Xcode projects in Xcode 3.
Tools 2008-11-12
Activating CrashReporter in OS X (HTML)
Deprecated - QA1057: Explains of how to enable crash reporting in Mac OS X version 10.0.
User Experience 2001-05-13
Clickable Static Text Item (HTML)
QA1380: Explains how to make a static text item respond to clicks
User Experience 2004-10-05
Configuring the Recent Searches menu for NSSearchField (HTML)
QA1496: Discusses the common problem when adding menu items to the Recent Searches menu.
User Experience 2006-11-27
Connecting the Font Menu in Interface Builder 3 (HTML)
QA1571: How to connect and configure the Font/Format menus in Interface Builder 3.
User Experience 2008-01-21
Crash in ABAddPropertiesAndTypes (HTML)
QA1404: How to correctly add custom Address Book properties using ABAddPropertiesAndTypes
User Experience 2005-04-04
Creating Gray Scaled Images > 8 bits (HTML) (日本語 HTML)
Deprecated - QD51: Shows how to create gray-scaled images at resolutions greater than 8 bits for display.
User Experience 1997-11-17
Debugging a WebKit Plug-in in Xcode (HTML)
QA1500: Directions for debugging a WebKit plug-in in Xcode.
User Experience 2007-06-05
Debugging NSTableView's "Action Invocation" binding (HTML)
QA1472: Discusses the issues and factors that affect NSTableView's "Action Invocation" binding.
User Experience 2006-11-13
Disabling and Enabling an NSTextView (HTML)
QA1461: Shows how a Cocoa application can disable and enable an NSTextView.
User Experience 2006-09-11
Displaying Help (HTML)
QA1006: Discusses how an application can ask the Help Viewer to display help about a particular topic.
User Experience 2001-02-21
Embedding Hyperlinks in NSTextField and NSTextView (HTML)
QA1487: Shows how a Cocoa app can embed a hyperlink inside both NSTextField and NSTextView using NSAttributedString.
User Experience 2006-10-02
Enabling the application menu's "Preferences" menu item on Mac OS X (HTML)
QA1552: Describes the two things you need to implement to enable the "Preferences" menu item on Mac OS X.
User Experience 2008-01-21
Enumerating fonts with ATS (HTML)
QA1471: Describes the different ATS font enumeration methods
User Experience 2006-04-14
Error -151 and NewGWorld (HTML)
Deprecated - QD18: Explains what the error code -151 means when in NewGWorld.
User Experience 1995-09-15
Finding an NSView's current magnification. (HTML)
QA1346: How to discover the current magnification (zoom level) of any NSView.
User Experience 2005-03-08
grayishTextOr and Mac OS 8.5 (HTML) (日本語 HTML)
Deprecated - QD59: Explains why text drawn using TextMode(grayishTextOr) is never drawn; provides a workaround.
User Experience 1998-12-07
Help Book Caching During Software Development (HTML)
QA1409: Development situations that can potentially confuse Help Viewer
User Experience 2005-03-30
How to get custom views to show up in NSToolbarItems (HTML)
QA1029: Why custom views may not show up in an NSToolBarItem and how to make it visible.
User Experience 2001-05-03
How to make NSTextField accept tab, return and enter keys. (HTML)
QA1454: Describes how to make the NSTextField control accept tab, return and enter keys by using the control's dispatch delegate method.
User Experience 2006-10-09
My custom item dismisses my Navigation Services dialog (HTML)
QA1381: Gives a workaround for dismissive clicks on items in the custom area of Navigation Services dialogs.
User Experience 2004-11-22
NSOpenPanel - Choosing any file and ignoring packages (HTML)
QA1468: Explains how to configure NSOpenPanel to filter only files and ignoring packages.
User Experience 2007-01-25
NSProgressIndicator animation and redraw (HTML)
QA1473: Discusses why NSProgressIndicator does not redraw during progress loops.
User Experience 2006-11-15
Preventing column reordering in NSTableView (HTML)
QA1503: Demonstrates how to prevent column reordering of certain columns in NSTableView.
User Experience 2007-01-24
Problem with PaintRgn on 256-color Screens (HTML)
Deprecated - QD23: PaintRgn with RGBForeColor and transfer mode addOver doesn't return color to original on 256-color-screens.
User Experience 1995-09-15
QDFlushPortBuffer (HTML) (日本語 HTML)
QD65: Describes a possible solution for window update problems under Carbon.
User Experience 2000-11-08
Re-enabling dragging from NSTableView to other applications (HTML) (日本語 HTML)
QA1220: Explains how to re-enable drag-and-drop from NSTableViews to other applications
User Experience 2008-02-08
Requirements for Quartz GL (HTML)
QA1536: Describes the requirements for enabling Quartz GL.
User Experience 2008-08-08
Retain Counts of io_object_t Objects in IOKit.framework (HTML) (日本語 HTML)
QA1195: Distinguishes between the retain counts of an I/O Kit kernel object and its io_object_t user space proxy.
User Experience 2008-09-24
SetFontInfoForSelection incorrect prototype (HTML)
QA1375: Describes the incorrect prototyping of the SetFontInfoForSelection API and gives a workaround.
User Experience 2004-10-04
Setting default open Finder window (HTML)
QA1449: How to set the default Finder window to open when a disk is mounted
User Experience 2006-01-03
StopAlert and NoteAlert now use the Application icon (HTML)
QA1378: System Alerts now use the Application icon to let the User easily identify the source of the alert.
User Experience 2005-10-04
Unified window title and toolbar appearance in Carbon (HTML)
QA1423: How to use the unified window title and toolbar appearance for a Carbon window.
User Experience 2005-06-17
Using qd and QDGlobals (HTML) (日本語 HTML)
Deprecated - QD40: Why a sample program compiled with SC may give the link error: undefined entry qd. Provides a solution.
User Experience 1996-02-09
Using Temporary Memory with OpenPicture (HTML)
Deprecated - QD20: Provides several techniques of causing OpenPicture to allocate temporary memory for a picture handle.
User Experience 1996-02-01
Where should I install my help book, and how does Help Viewer locate it? (HTML)
QA1022: Describes how to set up your application to work with Apple's Help Viewer.
User Experience 2001-04-09
Why isn't my edit text box in my Navigation dialog's custom area working on 10.3? (HTML)
QA1315: Explains a bug in the Mac OS X 10.3 Navigation Services Custom Area involving the EditText and its work around.
User Experience 2003-10-28
Window Manager and EraseRect (HTML)
Deprecated - QD26: Why WindowManager causes a flicker using EraseRect and provides a solution for this problem.
User Experience 1995-09-15