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Leopard Technical Q&As
Internet and web technologies are the resources that support web browsing and client and server applications. Developers can use these technologies to display web content on the desktop and iPhone, and they can use web services in their desktop applications. With WebObjects, developers can create database-driven websites and web services. Developers have access to Java technologies and to low-level APIs for handling XML and URLs. Developers create web content using HTML, XHTML, CSS, JavaScript, DOM, and AJAX/Web 2.0.

A guided introduction and learning path to developing for web and Internet.   Essential information for creating Internet and web applications, services, or content.   Objective-C and C references organized by framework.
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Availability of Quartz Composer Patches in Web Kit (HTML)
QA1505: Details which Quartz Composer patches are available in Web Kit
Carbon 2007-03-05
Getting a Packet Trace (HTML) (日本語 HTML)
QA1176: Lists tools available for looking at the network packets on the wire.
Carbon 2008-06-03
Enabling X11 Forwarding (HTML)
QA1383: Describes how to enable ssh clients to receive X11 communication from a Mac OS X system.
Client Side 2004-10-25
Availability of Quartz Composer Patches in Web Kit (HTML)
QA1505: Details which Quartz Composer patches are available in Web Kit
Cocoa 2007-03-05
Debugging a WebKit Plug-in in Xcode (HTML)
QA1500: Directions for debugging a WebKit plug-in in Xcode.
Cocoa 2007-06-05
Getting a Packet Trace (HTML) (日本語 HTML)
QA1176: Lists tools available for looking at the network packets on the wire.
Cocoa 2008-06-03
How do I get the hexadecimal value of an NSColor object? (HTML)
QA1576: Describes how to convert an NSColor object to its Hexadecimal value.
Cocoa 2007-12-19
Getting a Packet Trace (HTML) (日本語 HTML)
QA1176: Lists tools available for looking at the network packets on the wire.
Core Foundation 2008-06-03
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.
Java 2004-03-04
Hang launching signed Applets from JavaScript (HTML)
QA1395: Making a LiveConnect call to a signed Applet before that Applet has finished loading can cause a hang.
Java 2004-12-02
Sharing Browser Cookies With Java Applets (HTML) (日本語 HTML)
QA1265: Creating a persistent browser session (cookie) inside Java 1.3 Applets
Java 2004-10-13
Where are the LiveConnect classes on Mac OS X? (HTML)
QA1364: Locating classes necessary to build Java-Javascript communication into Java Applets on Mac OS X.
Java 2006-10-02
Getting a Packet Trace (HTML) (日本語 HTML)
QA1176: Lists tools available for looking at the network packets on the wire.
Mac OS X Server 2008-06-03
Programmatically Performing an Open Directory Search (HTML)
QA1462: A short guide on how to programmatically search Open Directory for matching attribute values within records.
Mac OS X Server 2006-09-11
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.
Mac OS X Server 2007-11-28
Accessing HTTPS Proxy Settings (HTML) (日本語 HTML)
QA1234: Describes how to programatically access Secure Web Proxy information.
Networking 2003-02-19
Changing the TCP Window Size (HTML)
NW47: Describes how to change the TCP window size in Open Transport.
Networking 1997-03-14
The "chosen" node in the device tree (HTML)
HW88: Describes how to find the "chosen" node in the Open firmware device tree.
Networking 2000-09-05
Getting a Packet Trace (HTML) (日本語 HTML)
QA1176: Lists tools available for looking at the network packets on the wire.
Networking 2008-06-03
Internet Connect Speed (HTML) (日本語 HTML)
QA1165: Describes how to get the modem connection speed from the System Configuration framework dynamic store.
Networking 2003-03-26
Launching the Default Internet Browser (HTML) (日本語 HTML)
NW60: Shows with sample code how to invoke a user's default browser to open a specific URL.
Networking 1999-10-11
OTScheduleDeferredTask When Task Running (HTML) (日本語 HTML)
NW52: Describes what happens when you use OTScheduleDefferedTask to schedule a task that is running.
Networking 1997-10-13
T_DATA_REQ vs M_DATA TPI Message Blocks (HTML) (日本語 HTML)
NW42: Explains why OT passes data to a TPI module using M_DATA message blocks instead of M_PROTO+T_DATA_REQ.
Networking 1996-10-25
TCP/IP Option Sizes (HTML) (日本語 HTML)
NW62: Enumerates the TCP/IP options and their sizes for Open Transport.
Networking 1999-04-26
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.
Open Source 2004-03-04
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.
Open Source 2007-11-28
Opening a Web page using an HREF track in QuickTime Player (HTML)
QA1621: Opening a Web page using an HREF track in QuickTime Player
QuickTime 2008-11-05
Where are the LiveConnect classes on Mac OS X? (HTML)
QA1364: Locating classes necessary to build Java-Javascript communication into Java Applets on Mac OS X.
Scripting & Automation 2006-10-02
Does Safari support 128-bit encryption? (HTML)
QA1320: Discusses support for 128-bit encryption in Apple's Safari web browser.
Security 2004-09-10
Enabling X11 Forwarding (HTML)
QA1383: Describes how to enable ssh clients to receive X11 communication from a Mac OS X system.
Security 2004-10-25
Getting a Packet Trace (HTML) (日本語 HTML)
QA1176: Lists tools available for looking at the network packets on the wire.
Security 2008-06-03
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.
Server Side 2004-03-04
Enabling X11 Forwarding (HTML)
QA1383: Describes how to enable ssh clients to receive X11 communication from a Mac OS X system.
Server Side 2004-10-25
Programmatically Performing an Open Directory Search (HTML)
QA1462: A short guide on how to programmatically search Open Directory for matching attribute values within records.
Server Side 2006-09-11
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.
Server Side 2007-11-28
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.
Tools 2004-03-04
Intel-Based Macs, Dashboard, Safari, and You (HTML)
QA1451: Concerns and details regarding widget and web development for Intel-based Macintosh computers
Web Content 2006-12-13
Accessing HTTPS Proxy Settings (HTML) (日本語 HTML)
QA1234: Describes how to programatically access Secure Web Proxy information.
Web Services 2003-02-19
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.
Web Services 2004-03-04