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Difference between using Restart or Shut Down in the Finder's Special menu in Open Firmware
(HTML)
( )
HW47: Explains the differences between using Restart or Shut Down on Open Firmware 
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Networking | 
1999-02-15
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Discovering all advertised Bonjour service types
(HTML)
 QA1337: Explains how to discover all Bonjour service types being advertised on the local network. 
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Networking | 
2004-06-01
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Don't forget to cancel your Bonjour resolve
(HTML)
 QA1297: Explains why it's important to cancel a Bonjour resolve operation. 
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Networking | 
2007-08-30
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Downloading through a proxy server in Mac OS X
(HTML)
 QA1296: Explains when downloading through a proxy server will work, and when it will fail. 
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Networking | 
2003-10-29
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Duplicate Bonjour services while browsing
(HTML)
 QA1333: Explains how to work with multiple network interfaces when browsing for Bonjour services. 
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Networking | 
2004-02-06
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Error -3168 (kOTStateChangeErr) and Handoff Endpoints
(HTML)
( )
Deprecated - NW22: Explains why a kOTStateChangeErr -3168 occurs when there is a handoff endpoint involved. 
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Networking | 
1996-04-08
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fBroadCastAddr Always Zero
(HTML)
( )
Deprecated - NW58: Explains why the fBroadcastAddr field may be zero after a call to OTInetGetInterfaceInfo and includes the workaround. 
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Networking | 
1999-03-08
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Generating a Non-Maskable Interrupt (NMI)
(HTML)
( )
QA1264: Explains how to generate a non-maskable interrupt (NMI) on modern Macintosh systems. 
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Networking | 
2008-10-13
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Getting a Packet Trace
(HTML)
( )
QA1176: Lists tools available for looking at the network packets on the wire. 
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Networking | 
2008-06-03
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Getting the User and Computer Name
(HTML)
 QA1078: Describes how to get the user and computer name on Mac OS X. 
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Networking | 
2001-10-30
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Handing Off TCP Connections to a Different Port
(HTML)
( )
NW25: Explains that a passive TCP connection cannot hand off the connection to a different port address. 
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Networking | 
1996-05-14
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How to use URL Access with proxy servers
(HTML)
 Deprecated - QA1074: Explains how to use URL Access with proxy servers. 
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Networking | 
2001-10-02
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Installing an I/O Kit KEXT Without Rebooting
(HTML)
 QA1319: Describes the state of the art of installing I/O Kit kernel extensions (KEXTs) without requiring a restart. 
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Networking | 
2003-10-28
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Internet Connect Speed
(HTML)
( )
QA1165: Describes how to get the modem connection speed from the System Configuration framework dynamic store. 
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Networking | 
2003-03-26
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IODeviceTree and the I/O Registry
(HTML)
( )
QA1120: Describes the IODeviceTree plane in the Mac OS X I/O Registry. 
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Networking | 
2008-09-18
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IOKit Framework Headers
(HTML)
( )
QA1107: Describes the differences between the headers in IOKit.framework and the I/O Kit headers in Kernel.framework. 
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Networking | 
2002-01-15
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Launching the Default Internet Browser
(HTML)
( )
NW60: Shows with sample code how to invoke a user's default browser to open a specific URL. 
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Networking | 
1999-10-11
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Mixing link-local IP addresses and routable IP addresses
(HTML)
 QA1357: Explains how to enable communication between devices with link-local addresses and devices with routable addresses. 
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Networking | 
2005-07-06
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NSL and how it relates to Bonjour
(HTML)
 QA1299: Explains the relationship between NSL and Bonjour. 
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Networking | 
2003-09-18
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Numerous Small Packet Exchanges Resultin Poor TCP Performance
(HTML)
( )
NW26: Explains why numerous small package exchanges result in poor TCP performance. 
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Networking | 
1998-05-25
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Open Transport Error -3208:  kEBADFErr
(HTML)
( )
NW21: Explains why a call to OTSnd may result in a kEBADFErr -3208. 
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Networking | 
1996-03-04
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Open Transport Libraries
(HTML)
( )
NW18: Lists the Open Transport libraries and what to link with for PowerPC and 68K. 
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Networking | 
2000-11-03
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OTScheduleDeferredTask When Task Running
(HTML)
( )
NW52: Describes what happens when you use OTScheduleDefferedTask to schedule a task that is running. 
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Networking | 
1997-10-13
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OTScheduleSystemTask Cleanup
(HTML)
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Deprecated - NW37: States the proper way to clean up any pending system tasks scheduled with OTScheduleSystemTask. 
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Networking | 
1996-07-03
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The "packages" node in the device tree
(HTML)
 HW90: Describes the "packages" node in the Open Firmware device tree. 
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Networking | 
2006-02-22
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Power Management; Policy Maker vs. Power Controller
(HTML)
( )
QA1121: Describes the differences between a Power Management Policy Maker and a Power Management Power Controller. 
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Networking | 
2002-02-13
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PPPoE Server for Testing
(HTML)
( )
QA1252: Describes how to configure Mac OS X as a PPPoE server for testing purposes. 
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Networking | 
2003-04-11
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Problems getting Bonjour TXT record information
(HTML)
 QA1389: Explains why you might have problems retrieving TXT record information from a CFNetServiceRef or NSNetService. 
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Networking | 
2005-07-06
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PSetSelfSend in Classic AppleTalk vs. Open Transport AppleTalk
(HTML)
( )
NW23: Describes the relationship between PSetSelfSend in Classic AppleTalk and Open Transport AppleTalk. 
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Networking | 
1996-05-14
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Raw IP and Open Transport 2.5.x
(HTML)
 Deprecated - NW63: Discusses Open Transport 2.5's change to the behavior of raw IP endpoints with IP_HDRINCL set. 
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Networking | 
1999-10-25
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Receiving UDP Broadcasts
(HTML)
( )
Deprecated - NW53: Explains why UDP endpoints may never receive UDP broadcast messages. 
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Networking | 
1997-11-17
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Registering a Bonjour service multiple times
(HTML)
 QA1311: Explains why registering the same Bonjour service twice on the same machine doesn't cause a name conflict. 
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Networking | 
2003-10-23
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Resolves may return an IPv6 address in Panther
(HTML)
 QA1298: Explains why you get an IP address of 0.0.0.0 when resolving a Bonjour service. 
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Networking | 
2005-01-10
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Retain Counts of io_object_t Objects in IOKit.framework
(HTML)
( )
QA1195: Distinguishes between the retain counts of an I/O Kit kernel object and its io_object_t user space proxy. 
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Networking | 
2008-09-24
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Security Framework Error Codes
(HTML)
 QA1499: Explains how to interpret errors returned by the Security Framework with an overview of Security error handling. 
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Networking | 
2006-11-16
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Sending an Email
(HTML)
 QA1084: Shows how to create an email in the user's prefered email application. 
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Networking | 
2004-11-05
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Server Endpoint 'qlen' Limit
(HTML)
( )
Deprecated - NW38: Tells how to determine the maximum 'qlen' value which limits the number of supported handoff endpoints. 
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Networking | 
1996-08-21
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Setting request headers in URL Access
(HTML)
( )
Deprecated - QA1073: Explains how to work around a bug in URL Access when setting request headers. 
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Networking | 
2002-09-10
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The state of mDNSResponder
(HTML)
 QA1339: Explains how to obtain information regarding the internal state of mDNSResponder. 
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Networking | 
2006-10-03
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Synchronous TCP OTConnect Client Call Completes Before Server Responds
(HTML)
( )
Deprecated - NW24: Explains why an OTConnect call will complete before the server responds. 
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Networking | 
1996-05-14
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T_DATA_REQ vs M_DATA TPI Message Blocks
(HTML)
( )
NW42: Explains why OT passes data to a TPI module using M_DATA message blocks instead of M_PROTO+T_DATA_REQ. 
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Networking | 
1996-10-25
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TCP Application Acquires Different Port Address After Relaunch
(HTML)
 Deprecated - NW28: Explains why a server application acquires a different TCP/IP port address after restarting. 
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Networking | 
1996-05-14
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TCP Option Sizes
(HTML)
 Deprecated - NW27: Tells where to get more information on TCP Option sizes and setting TCP Options. 
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Networking | 
1996-05-14
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TCP/IP Option Sizes
(HTML)
( )
NW62: Enumerates the TCP/IP options and their sizes for Open Transport. 
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Networking | 
1999-04-26
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Updating the TXT record of a Bonjour service
(HTML)
 QA1302: Explains how to update a Bonjour TXT record while running on either Jaguar or Panther. 
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Networking | 
2004-07-14
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URL Access and the Missing Progress Dialog
(HTML)
( )
Deprecated - QA1140: Explains a known bug in URL Access related to progress dialogs. 
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Networking | 
2002-09-23
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URL Access vs. CFNetwork
(HTML)
 QA1291: Explains when to choose URL Access or CFNetwork when downloading files from within your application. 
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Networking | 
2003-10-29
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Use empty string for Bonjour domains
(HTML)
 QA1331: Explains what to specify for the domain parameter when using Bonjour API's. 
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Networking | 
2004-02-06
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Use the Computer Name when registering your Bonjour service
(HTML)
 QA1228: Explains why you should use the Computer Name when advertising a Bonjour service. 
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Networking | 
2004-03-05
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What are snag keys in Open Firmware?
(HTML)
( )
HW35: Explains Open Firmware snag keys, including examples of their function. 
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Networking | 
1999-02-15
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When to use PCMCIA, PC Card, and CardBus
(HTML)
 HW77: Explains the differences between PCMCIA, PC Card, and CardBus. 
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Networking | 
1999-11-15
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Advertising a Bonjour service on a specific set of networking interfaces.
(HTML)
 QA1513: Explains how to register a Bonjour service only on a specific set of networking interfaces. 
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Open Source | 
2007-02-12
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Bonjour Printer Subtype for HTTP
(HTML)
 QA1555: Describes how printer vendors can register their bonjour service such that Safari can see them. 
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Open Source | 
2008-03-25
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Compiling X11 / OpenGL applications on Mac OS X  v.10.5 Leopard
(HTML)
 QA1567: Trying to compile X11 / OpenGL application on Mac OS X v.10.5 result on "ld: cycle in dylib re-exports with /usr/X11R6/lib/libGL.dylib"" 
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Open Source | 
2007-10-30
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Developer Tools JBoss and Tomcat Do Not Start After Installing Java 1.4.2 Update
(HTML)
 QA1025: Describes how to re-enable JBoss and Tomcat after installing the Java 1.4.2 update. 
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Open Source | 
2004-03-04
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Enabling X11 Forwarding
(HTML)
 QA1383: Describes how to enable ssh clients to receive X11 communication from a Mac OS X system. 
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Open Source | 
2004-10-25
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How can I get both Subversion (SVN) and CVS on Mac OS X 10.5 (Leopard)?
(HTML)
 QA1492: Explains where to find Subversion and CVS for installation. 
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Open Source | 
2007-11-15
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Is dlopen available on all versions of Mac OS X?
(HTML)
( )
QA1180: Describes how to dynamically link to libraries and plug-ins, typically done with dlopen. 
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Open Source | 
2008-08-19
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Static linking of user binaries on Mac OS X
(HTML)
( )
QA1118: Explains why static linking of user binaries is not supported on Mac OS X, and possible workarounds. 
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Open Source | 
2002-02-07
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Why is my Ruby on Rails application with FastCGI generating "'load error /etc/irbrc" errors?
(HTML)
 QA1494: Describes how to resolve an error encountered hosting Ruby on Rails applications on Mac OS X 10.5. 
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Open Source | 
2007-11-28
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Changing the TCP Window Size
(HTML)
 NW47: Describes how to change the TCP window size in Open Transport. 
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Performance | 
1997-03-14
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Common QA and Roadmap for USB Software Development on Mac OS X
(HTML)
 QA1370: Roadmap for development of USB Software on Mac OS X and some Common Questions and Answers 
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Performance | 
2006-02-28
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Debugging Graphics with QuartzDebug
(HTML)
( )
QA1236: Explains how to use QuartzDebug to debug graphics issues. 
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Performance | 
2006-01-12
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Disabling Processor Cores on a Multi-Core System
(HTML)
( )
QA1141: Describes how to disable processor cores on a multi-core system for testing purposes. 
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Performance | 
2008-09-16
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Error -151 and NewGWorld
(HTML)
 Deprecated - QD18: Explains what the error code -151 means when in NewGWorld. 
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Performance | 
1995-09-15
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How can I optimize a Quartz Composer composition depending on the hardware it runs on?
(HTML)
 QA1433: Explains how to design compositions that adapt to the hardware limitations. 
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Performance | 
2005-06-01
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How do I tell if a particular display is being hardware accelerated by Quartz Extreme?
(HTML)
( )
QA1218: Describes how to use CGDisplayUsesOpenGLAcceleration to see if a display is accelerated or not. 
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Performance | 
2002-12-04
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Is ColorSync thread safe?
(HTML)
( )
QA1261: Discusses ColorSync thread-safety issues.  
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Performance | 
2003-04-17
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OTScheduleDeferredTask When Task Running
(HTML)
( )
NW52: Describes what happens when you use OTScheduleDefferedTask to schedule a task that is running. 
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Performance | 
1997-10-13
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The "packages" node in the device tree
(HTML)
 HW90: Describes the "packages" node in the Open Firmware device tree. 
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Performance | 
2006-02-22
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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. 
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Performance | 
1995-09-15
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QDFlushPortBuffer
(HTML)
( )
QD65: Describes a possible solution for window update problems under Carbon. 
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Performance | 
2000-11-08
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Quartz 2D Thread Safety
(HTML)
( )
QA1238: Explains the thread-safety issues for the Quartz 2D API. 
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Performance | 
2003-02-25
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Requirements for Quartz GL
(HTML)
 QA1536: Describes the requirements for enabling Quartz GL. 
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Performance | 
2008-08-08
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Setting environment variables for user processes
(HTML)
 QA1067: Tells how to set environment variables for user processes. 
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Performance | 
2001-10-25
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Sleep vs. Doze on Mac OS X
(HTML)
 QA1309: Discusses and demonstrates sleep versus doze detection on Machintosh Mac OS X 
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Performance | 
2003-10-09
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Specifiying if the CPU or the GPU should be used for rendering.
(HTML)
 QA1416: Which processor will be used for rendering in Core Image and how to affect it. 
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Performance | 
2005-08-16
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Synchronizing OpenGL rendering updates to the vertical refresh of the display
(HTML)
 QA1521: How to avoid tearing by synchronizing your rendering to the display VBL 
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Performance | 
2007-07-16
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Using Temporary Memory with OpenPicture
(HTML)
 Deprecated - QD20: Provides several techniques of causing OpenPicture to allocate temporary memory for a picture handle. 
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Performance | 
1996-02-01
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AGL Changes for Mac OS X Leopard (v. 10.5)
(HTML)
 QA1523: This Q&A describes the new and deprecated APIs for Apple OpenGL (AGL) 
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Porting | 
2008-01-04
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Current GDevice Dependencies
(HTML)
( )
QA1115: Describes potential problems with creating windows or ports when the current GDevice isn't the main device. 
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Porting | 
2002-02-13
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Detecting Classic and Carbon X Environments
(HTML)
( )
OV03: Describes how to find out if your application is running in the Classic environment in Mac OS X. 
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Porting | 
2000-10-16
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The Gamma function in the Mac OS X 10.2 Math Library
(HTML)
( )
QA1143: How various gamma functions are implemented in Mac OS X 
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Porting | 
2002-08-27
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Java on Intel-based Macs
(HTML)
 QA1295: Required changes (if any) for Java applications to run on Intel-based Macs. 
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Porting | 
2006-10-17
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OTScheduleDeferredTask When Task Running
(HTML)
( )
NW52: Describes what happens when you use OTScheduleDefferedTask to schedule a task that is running. 
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Porting | 
1997-10-13
 | 
Problems recording CopyBits into a PICT on Mac OS X 10.2
(HTML)
( )
QA1189: Identifies a problem with CopyBits and PICT on Mac OS X 10.2 and gives a simple workaround. 
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Porting | 
2002-11-19
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QDFlushPortBuffer
(HTML)
( )
QD65: Describes a possible solution for window update problems under Carbon. 
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Porting | 
2000-11-08
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QDSwapPort
(HTML)
( )
QA1128: Explains when to use QDSwapPort. 
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Porting | 
2002-11-06
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QuickDraw Text Anti-Aliasing using Quartz 2D
(HTML)
( )
QA1193: Describes APIs added to Mac OS X to allow applications to draw QD text using CG anti-aliasing. 
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Porting | 
2002-10-29
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Server Processes and the Dock
(HTML)
( )
QA1328: Discusses using headless AWT from Java server applications that need to be hidden. 
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Porting | 
2004-01-19
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Setting environment variables for user processes
(HTML)
 QA1067: Tells how to set environment variables for user processes. 
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Porting | 
2001-10-25
 | 
Static linking of user binaries on Mac OS X
(HTML)
( )
QA1118: Explains why static linking of user binaries is not supported on Mac OS X, and possible workarounds. 
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Porting | 
2002-02-07
 | 
TCP/IP Option Sizes
(HTML)
( )
NW62: Enumerates the TCP/IP options and their sizes for Open Transport. 
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Porting | 
1999-04-26
 | 
X11 FAQ
(HTML)
( )
QA1232: Frequently Asked Questions about using Apple's X Window System (X11) implementation.  
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Porting | 
2003-11-17
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Are the Name Registry device tree nodes unique?
(HTML)
 Deprecated - HW64: Discusses whether Name Registry nodes copied from the Open Firmware device tree are unique. 
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Printing | 
1999-10-11
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ATSUI and MLTE Printing
(HTML)
( )
Deprecated - QD64: Describes a way to get MLTE and ATSUI text to print through the QuickDraw bottlenecks. 
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Printing | 
2000-11-08
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Bonjour Printer Subtype for HTTP
(HTML)
 QA1555: Describes how printer vendors can register their bonjour service such that Safari can see them. 
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Printing | 
2008-03-25
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CGContext Bounds
(HTML)
 QA1048: Explains how to determine the bounds of a CGContext. 
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Printing | 
2001-07-02
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CGContextAddLineToPoint, CGContextAddCurveToPoint, et. al.
(HTML)
 QA1049: Explains why the CGContextAddXYZ APIs don't draw anything immediately. 
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Printing | 
2001-07-02
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CGContextClosePath
(HTML)
 QA1046: Explains when you should call CGContextClosePath. 
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Printing | 
2001-10-02
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