Archives for Category: Web Architecture
Caching XML data at install time
The W3C web server is spending most of its time serving DTDs to various bits of XML processing software. While XSLT processors such as xsltproc and Xalan have no technical dependency on the XHTML DTDs, I suspect they're used with XHTML enough that shipping copies of the DTDs along with the XSLT processing software is a win all around.
Filed on September 4, 2008 9:29 PM in HTTP, Web Architecture
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The details of data in documents: GRDDL, profiles, and HTML5
GRDDL, a mechanism for putting RDF data in XML/XHTML documents, is specified mostly at the XPath data model level. Some GRDDL software goes beyond XML and supports HTML as she are spoke, aka tag soup. HTML 5 is intended to...
Filed on August 22, 2008 7:45 PM in HTML, Semantic Web, Web Architecture, XML
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life without MIME type sniffing?
In a recent item on IE8 Security, Eric Lawrence, Security Program Manager for Internet Explorer, introduced a work-around to the security risks associated with content-type sniffing: an authoritative=true parameter on the Content-Type header in HTTP. This re-started discussion of...
Filed on July 7, 2008 5:19 PM in Bugs Life, HTML, Web Architecture
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Syntax for ARIA: Cost-benefit analysis
The ARIA spec. defines roles, states and properties to manage the interface between rich web documents and assistive technologies. The primary expression of roles, states and properties in markup languages is via attributes. ARIA has to specify how its vocabulary of attributes and values can be integrated into both existing and future languages. This analysis assesses alternative approaches to ARIA syntax.
Filed on May 7, 2008 4:15 PM in Web Architecture
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Proposed Activity for Video on the Web
W3C organized a workshop on Video on the Web in December 2007 in order to share current experiences and examine the technologies (see report) and is now following up with a proposal for a Video on the Web activity.
Filed on April 15, 2008 3:29 PM in Accessibility, HTML, HTTP, Semantic Web, Technology, Video, W3C・QA News, Web Architecture
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Simple things make firm foundations
You can look at the development of web technology in many ways, but one way is as a major software project. In software projects, the independence of specs, has always been really important, I have felt. A classic example is...
Filed on January 18, 2008 3:39 PM in HTML, Web Architecture
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Version Identifiers Reconsidered
The Architecture of the World Wide Web includes a section on extensibility and versioning of languages and data formats. The TAG is having second thoughts about the suggestion that all data formats SHOULD provide for version identification. Sometimes it is a good thing to do, but sometimes not.
Filed on December 18, 2007 6:10 PM in Web Architecture
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A story about namespaces, MIME types, and URIs
Noone seems to know where the story begins; Ian Jacobs reminded me about magic namespaces as I enjoyed breakfast on Thursday; Steven Pemberton and Bert Bos had told it to him, perhaps prompted by Ian Hickson's question in the URI-based...
Filed on November 13, 2007 2:59 AM in Web Architecture
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The impact of Javascript and XMLHttpRequest on web architecture
This issue was raised briefly on the TAG telcon of 11 October 2007, but I think we dismissed it too quickly.The basic WebArch story about URIs, resources and representations makes sense to people because they can see the relationship between...
Filed on October 18, 2007 11:26 AM in Web Architecture
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