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Topic: Channel Definition Format


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In the News (Fri 25 Dec 09)

  
  CDF - Channel Definition Format, Comma Delimited Format
The CDF (Channel Definition Format) is a file format from Microsoft that lets you create a file that defines a Web "channel," which is a preselected Web site or group of related Web sites.
CDFs are charities established by Scheme under s.25 of the Charities Act 1993.
CDF is incorporated into Microsoft Internet Explorer 4, but Netscape Communications has refused to include a receiver for CDF in its browser.
www.auditmypc.com /acronym/CDF.asp   (528 words)

  
 Cutting Edge: Application Channel Format; Microsoft Interactive Developer December 1997   (Site not responding. Last check: 2007-11-05)
Both types of channel provide notification of updates and optionally allow the content or software to be downloaded automatically (and in the case of software packages, installed automatically).
Unlike content channel entries, which are placed on the IE 4.0 Channel Bar and in the Favorites\Channels folder, software distribution channel entries are put in the Favorites\Software Updates folder.
The development of the CDF and OSD formats is evidence of a commitment to open standards and teamwork.
www.microsoft.com /mind/1297/cutting1297.asp   (2583 words)

  
 Cutting Edge: Webcasting With CDF; Microsoft Interactive Developer November 1997   (Site not responding. Last check: 2007-11-05)
The Channel pane in IE 4.0 displays a channel and its associated subchannels in an outline-like format, with the contents of a subchannel indented to stand out from the contents of its parent channel.
When encountered, it invokes the channel subscription wizard to ask the user for their username and password when they first subscribe to a channel.
Images that appear in the channel bar must be in.gif or.jpg format and be 32 pixels tall and 80 pixels wide.
www.microsoft.com /mind/1197/cutting1197.asp   (2653 words)

  
 Meatball Wiki: ChannelDefinitionFormat   (Site not responding. Last check: 2007-11-05)
CDF is a subset of the ExtensibleMarkupLanguage (XML) and is an OpenStandard?
In it's simplest form a CDF channel is used purely for HeadlineSyndication (similar to ResourceDescriptionFramework / RichSiteSummary).
It adds the website channel into IE's favourites, which can also be viewed as an InternetExplorerSidebar, and whenever the favourite is accessed it displays a list of the recent headlines from the webpage.
www.usemod.com /cgi-bin/mb.pl?ChannelDefinitionFormat   (306 words)

  
 WDVL: CDF - Channel Definition Format
CDF (Channel Definition Format) is the proposed open industry standard for data definition of content to be pushed across the Internet.
CDF is an application of XML, which is a subset of SGML, that specifies how data can be automatically broadcast from any web server to compatible receiver programs on client computers requesting such broadcasts.
CDF 101: Creating a Simple Channel is a Microsoft tutorial that covers how to set up a CDF channel for content delivery under Microsoft Internet Explorer 4.0.
wdvl.internet.com /Seminars/Languages/CDF.html   (456 words)

  
 How to Create Channel Definition Format (CDF) Files
Microsoft Active Channel technology, which is supported by Microsoft Internet Explorer 4.0 or later, is one implementation of CDF files.
Unlike channels, however, the smart offline Favorites feature in Internet Explorer 5 and later uses a subset of the CDF vocabulary, ignoring the CDF elements it doesn't use.
The other attributes of the example CHANNEL element specify the date the page was last modified, and the number of levels deep the browser should site crawl and precache the content of the CHANNEL.
msdn.microsoft.com /workshop/delivery/cdf/tutorials/generic.asp   (1616 words)

  
 ' + pPage + '
Active Channels are similar to Castanet channels in that channel content is loaded in the background, at regular intervals, by the user's client program.
The CDF file is used to specify the channel content, its structure, and information about the scheduling of channel updates.
CDF files also specify the URLs of the channel files, the structure of the channel pages, and scheduling options.
www.fortunecity.com /skyscraper/capacity/1032/ch49.htm   (4661 words)

  
 Metcast Channels Development History
The channel activation record is a multi-part MIME document, which is handled by the retriever itself.
The channel can be used to download its contents once; even here Metcast offers an advantage in allowing specification of time constraints: you can ask for a product only if it was modified within a certain time.
Whenever new channels, user groups, etc. are created, a special application had to be run to republish the updated table of contents.
okmij.org /JMV-TNG/History-MChannels.html   (3015 words)

  
 Channel Definition Format
The Channel Definition Format is an open specification that permits a web publisher to offer frequently updated collections of information, or channels, from any web server for automatic delivery to compatible receiver programs on computers.
The tables included list the child element or attribute name, a description, the type of data associated with that child element or attribute, and the valid number of times the it is allowed within the containing element.
For instance, most programs using CDF files will be programs that have built-in recognition of CDF elements and attributes, without the assistance of a DTD.
www.oasis-open.org /cover/cdf970321.html   (1396 words)

  
 Channel Definition Format
CDF is an open, and easily authored, format for publishing a channel, allowing Web publishers to personalize and streamline the delivery of information to their customers.
CDF also allows a Web site to provide a content-update schedule, thereby providing for server-side load-balancing and ensuring that no bandwidth is wasted on polling stale information.
CDF gives content authors the power to decide how a site should be Webcast, such as what content should be Webcast and how often it should be updated.
www.btc-bci.com /ie40/support/channel_definition_format.htm   (925 words)

  
 Wired News: Microsoft's CDF: Everyone Get out and Push
The Channel Definition Format (CDF) announcement was made prior to the opening of Internet World Expo in Los Angeles, and was followed by a clamor of supporting statements by many of the Internet's largest content providers and server developers, including America Online, AirMedia, BackWeb, PointCast, and Wired Ventures, Inc., publisher of Wired News.
The CDF format spares the server this drain by explicitly telling the browser what information is available.
CDF is the first open standard for push technology, but other formats, such as Netscape's Constellation, are in the works.
www.wired.com /news/technology/0,1282,2538,00.html   (611 words)

  
 Midas: Microsoft/Pointcast Channel Definition Format
The Channel Definition Format is a standard, open specification that permits a web publisher to offer frequently updated collections of information, or channels, from any web server for automatic delivery to compatible receiver programs on PCs or other information appliances.
The Channel Definition Format is an application of the Extensible Markup Language (XML).
Item profiles (used by channel and article profiles) can reference to these category elements using the URI "#foo" when ID="foo" is a parameter in the Category tag.
www.scripting.com /midas/cdf.html   (1034 words)

  
 TidBITS#444/24-Aug-98
The channel listing is similar to the list of your favorites or history, although channels generally have graphics instead of plain names.
Channel support within Internet Explorer is confusing and poorly differentiated from favorites, to which you can also subscribe.
In the end, it seems that channels and CDF were primarily Microsoft's entry in the then-hot "push" field.
www.tidbits.com /tb-issues/TidBITS-444.html   (4049 words)

  
 Channel Definition Format Submission 970309   (Site not responding. Last check: 2007-11-05)
The Channel Definition Format is an open specification that permits a web publisher to offer frequently updated collections of information, or channels, from any web server for automatic delivery to compatible receiver programs on PCs or other information appliances.
Thus its definition consists of the various XML elements defined in this section.
A number or minor elements are used by both the Channel element and the Item element.
www.w3.org /TR/NOTE-CDFsubmit.html   (897 words)

  
 XML.com: Building XML Parsers for Microsoft's IE4
CDF consists of a vocabulary of terms that are related to Web sites and their Active Channel content.
At the same time as the metadata CDF work was proceeding, members of the Internet Explorer team and others in Microsoft started to understand the broad need for a universal, open data format for the Internet.
CDF is now widely used by industry's leading content providers, Web and Java authoring tool vendors, and "push" developers (such as PointCast, AirMedia, and BackWeb).
www.xml.com /pub/a/w3j/s3.paoli.html   (3718 words)

  
 Active Channels for IE   (Site not responding. Last check: 2007-11-05)
In essence, an Active Channel is a web site described by a special XML structure, a Channel Definition Format file.
The authoring options available to channel developers via this file are designed to increase the visibility of content, and to improve the user experience while viewing that content.
We will be looking at how CDF files form the cornerstone of offline browsing for IE5+ users, examining their format, and developing a sample Active Channel, with mention of Mobile Favorites creation.
www.asptoday.com /Content.aspx?id=2044   (299 words)

  
 Creating CDF Files
Unlike channels, however, the smart offline Favorites feature in Internet Explorer 5 uses a subset of the CDF vocabulary, ignoring the CDF elements it doesn't use.
CDF Generator is one of the Web authoring tools available to members of the Site Builder Network.
This is all you really need in a "no frills" CDF file where Page One represents the Web site's entry page, and all the pages linked to Page One should be cached for offline use.
maja.dit.upm.es /~afc/creating_cdf_files.htm   (1516 words)

  
 Weaving the Web of News (1/5) - exploring XML - webreference.com
They are usually formatted in one of several news-related formats expressed in XML for describing one or more channels.
A channel is simply a set of Web pages that the browser will fetch at specified intervals, flagging new content as it arrives, and making it available for off-line reading if desired.
A list of channels is available at www.iechannelguide.com, with plenty of Web sites displaying a uniform "Subscribe to channel" button that adds a channel to the channel bar on the Windows desktop.
www.webreference.com /xml/column5   (330 words)

  
 Active Channel - Wikipedia, the free encyclopedia
It makes use of the Channel Definition Format, which is a way of defining a website's content and structure.
Most Active Channels were provided by bigger entertainment companies like Disney, WB or AOL and also made heavy use of DHTML (Dynamic HTML).
Each country had different channels, so picking a country during the installation of IE 4 was important.
en.wikipedia.org /wiki/Active_Channel   (115 words)

  
 UKOLN Metadata Resources - Channel Definition Format (CDF)   (Site not responding. Last check: 2007-11-05)
A Channel is defined as a set of documents or a grouping of content that can be "pushed", pulled, or operated on as a unit.
In today's applications, the types of operations on a channel primarily involve automatic scheduled download for offline use ("smart pull"), or multicast delivery for later use.
However, CDF may also provide the underlying mechanism to facilitate searching, indexing, profiling, filtering, and personalizing content independent of the publishing mechanism.
www.ukoln.ac.uk /metadata/resources/cdf.html   (120 words)

  
 US-CERT Vulnerability Note VU#823971
Channel Definition Format (CDF) files can be used to organize a set of related Web pages into a logical hierarchy.
The CDF file defines a hierarchy of the pages that are included in the channel.
Besides defining the resources in the channel, the CDF file also specifies how each item will be used or displayed, and when the channel should be updated.
www.kb.cert.org /vuls/id/823971   (646 words)

  
 FP98: How to Create a Channel Definition File
This article describes how to create a Channel Definition Format (CDF) file and some of the tags used in the CDF file.
The tag specifies which graphics are used in the Channel Bar on the Windows active desktop and in the Channels list on the Favorites menu.
The Channel Definition Wizard does not create some of the advanced features that can be used in CDF files.
support.microsoft.com /default.aspx?scid=kb;en-us;174055   (1029 words)

  
 Untitled Document
But when the Web author makes a Channel Definition Format file for the Web page, it is then possible to subscribe and recieve updates, and even have Internet Explorer automatically download them to your computer.
Channel options will appear under its name in the channel list.
Right clicking on a channel in the Channel Explorer bar gives you access to a few of the key functions for managing channels.
www.uic.edu /depts/adn/seminars/msie4/IE-channels.html   (151 words)

  
 Every file format in the world
This is a list of file name extensions or suffixes that indicate the format or usage of a file and a brief description of that format.
In general, if you have the program that uses the file format, that program can be used to open or otherwise use the file.
Some file formats (for example, the GIF file format used for Web page images) are standard formats that can be opened by any program that supports that standard format.
members.tripod.com /ellur/file_formats.htm   (524 words)

  
 Channel Definition Format ( CDF) Definition   (Site not responding. Last check: 2007-11-05)
CHANNEL DEFINITION FORMAT DEFINITION (continued): … after selecting a channel on the browser.
The file may also identify subpages that may be selected from the main channel page.
Definitions A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Other
www.bitpipe.com /tlist/Channel-Definition-Format.html   (333 words)

  
 The Florida Web FORUM: TECH-TALK   (Site not responding. Last check: 2007-11-05)
An Active Channel is what Microsoft calls a Web site that has been enabled for push delivery to Internet Explorer 4.0 browsers.
To create a channel, developers write and upload a CDF (channel definition format) file to their Web site; new content is delivered to users automatically when the site is updated.
Developers and subscribers can control the update frequency; which channels, subchannels, and items (sections) are subscribed to; and other channel characteristics.
www.state.fl.us /dms/webforum/glossary/activechannels.html   (92 words)

  
 format - OneLook Dictionary Search
Format (nt), format, format (m) : AllWords.com Multi-Lingual Dictionary [home, info]
Phrases that include format: rich text format, graphics interchange format, data format, channel definition format, tag image file format, more...
Words similar to format: arrange, formatted, formatter, formatting, initialize, data format, data formatting, more...
www.onelook.com /?w=format   (352 words)

  
 So You Want An Active Channel, Huh?
XML is a format of mark-up language that is not "fixed" into a format like HTML.
The reason these are the same is because my channel is on the main page, which is also the base address.
All those fancy commands aside, the bulk of your work will be done by the short CDF format I showed way up at the top.
www.htmlgoodies.com /tutorials/getting_started/article.php/3479301   (1805 words)

  
 Understanding Channel Delivery Methods (ACS)
Before creating a Channel Project, you should decide which delivery method or methods you want to use.
For all four channel delivery methods, two basic steps are required to prepare channels for delivery to users.
For Managed Push, Personalized Push, and Multicast Delivery, the information about channels and their content items is placed into a Channel Definition Format (CDF) file.
www.ppg.com /siteserver/docs/ps_admin_ylgk.htm   (255 words)

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