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Questions tagged [cliopatria]

ClioPatria is a SWI-Prolog-based platform for Semantic Web Applications interfacing to the The Yahoo! User Interface Library (YUI) and libraries that support semantic search.

ClioPatria is a SWI-Prolog-based platform for Semantic Web Applications. It joins the SWI-Prolog RDF and HTTP infrastructure with a SeRQL/SPARQL query engine, interfacing to the The Yahoo! User Interface Library (YUI) and libraries that support semantic search.

The platform combines a high performance in-core RDF store with flexible reasoning in Prolog, query optimization. Prolog's interactive usage and capabilities of recompiling modified source code while the system remains alive greatly speedup development.

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No 'Access-Control- Allow-Origin' header is present on the requested resource. How to properly serve CORS requests in SWI-Prolog / ClioPatria?

I'm trying to POST some data in my SWI-Prolog / ClioPatria application server through the UI application, and I keep getting the error: Access to XMLHttpRequest at 'http://localhost:3020/testPost' from origin 'http://localhost:8000' has been…
auita
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OPTIONAL not working with SPARQL query on local YASGUI editor

I am once again having trouble with SPARQL. First off, a bit of background information: I have been using the Wikidata Query Service to retrieve data from Wikidata. As the Wikidata SPARQL endpoint is limited and timeouts occur for large tasks, I…
John
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Accessing the literal value of the object of a triple

I'm working on a validator that validates turtle files. When working on a function to check if the cardinality that's stated is correct for each object, I can't figure out how to access the value of a literal. The literal value is…
MacHeath
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Integrating Eulersharp with Cliopatria

I would like to use the Cliopatria Semantic Web Server however I am currently making extensive use of n3-rules using EulerSharp. I don't want to lose the termination guarantees provided by n3, but I would like to serve the resulting graphs via…
Recurse
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