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What is a Packrat Parser? What are BrzozowskiDerivatives?
I see the upcoming Scala 2.8.0 comes with a packrat parser.Packrat parsing is an implementation technique where you have abacktracking parser with memoization. Derivatives are a techniqueused in RELAX NG validators. Here is a little example of each.
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URIBurner: Painless Generation & Exploitation of LinkedData (Update 1 - Demo Links Added)
What is URIBurner? A service from OpenLink Software , available at: http://uriburner.com , that enables anyone to generate structured descriptions -on the fly- for resources that are already published to HTTP based networks. These descriptions exists as hypermedia resource representations where links are used to identify: the entity ( data object or datum) being described, each of its attributes, and each of its attributes values (optionally). The hypermedia resource representation outlined above is what is commonly known as an Entity -Attribute-Value (EAV) Graph. The use of generic HTTP scheme based Identifiers is what distinguishes this type of hypermedia resource from …
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URIBurner: Painless Generation & Exploitation of LinkedData
What is URIBurner? A service from OpenLink Software , available at: http://uriburner.com , that enables anyone to generate structured descriptions -on the fly- for resources that are already published to HTTP based networks. These descriptions exists as hypermedia resource representations where links are used to identify: the entity ( data object or datum) being described, each of its attributes, and each of its attributes values (optionally). The hypermedia resource representation outlined above is what is commonly known as an Entity -Attribute-Value (EAV) Graph. The use of generic HTTP scheme based Identifiers is what distinguishes this type of hypermedia resource from …
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Ontology for Media Resource 1.0, API for Media Resource 1.0Drafts Published
The Media Annotations Working Group has published Working Drafts of Ontology for Media Resource 1.0 and API for Media Resource 1.0 . The former document defines the Ontology for Media Resource 1.0, a core vocabulary to describe media resources on the Web. It is defined based on a core set of properties which covers basic metadata to describe media resources. Further it defines syntactic and semantic level mappings between elements from existing formats. The ontology is supposed to foster the interoperability among various kinds of metadata formats currently used to describe media resources on the Web. The latter defines a …
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Theory and Practice
Assignment for Dailyshoot 114 on2010/03/09: âMost of us enjoy some symmetry in our lives. Lookaround for it today and make a symmetrical photo. (via @melhutch)â This was symmetrical on its architect’s drafting board and thenin its physical form, before the process of accretion started.












