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October 27, 2010
SPARQL Toot
SPARQL Tutorial | AllegroGraph 4.1
Posted by pj at 12:56 PM | Comments (0)
October 26, 2010
PHP script to run SPARQL queries against a 4store triple store
<?php
error_reporting(E_ERROR | E_PARSE);
require_once "HTTP/Request.php";
if($_GET['format']){
header('Content-type: text/plain');
} else {
header('Content-type: text/xml');
}
$sparql = sprintf("PREFIX rss: <http://purl.org/rss/1.0/>
PREFIX dc: <http://purl.org/dc/elements/1.1/>
PREFIX dubco: <http://purl.org/dc/elements/1.1/>
PREFIX ev: <http://purl.org/rss/1.0/modules/event/>
select * {
?item rss:title ?title .
?item rss:link ?link .
?item dc:date ?date .
?item dubco:description ?description .
?item ev:location ?location .
FILTER regex(str(?title), \"%s?\", 'i') .
} ORDER BY ?title", $_GET['query']);
$req = &new HTTP_Request('http://172.20.36.113:8080/sparql/');
if($_GET['format']){ $req->addHeader("Accept", "application/".$_GET['format']); }
$req->setMethod(HTTP_REQUEST_METHOD_POST);
$req->addPostData("query", $sparql);
$req->sendRequest();
$response = $req->getResponseBody();
print $response;
print '<!--'.$sparql.'-->';
?>
Posted by pj at 03:46 PM | Comments (0)
October 25, 2010
XSLT Date and Time Processing Examples
Posted by pj at 12:40 PM | Comments (0)
October 23, 2010
Keep it quiet
Bicycle Bike Noises, Clicks, Ticks, Creaks, Clunks, Knocks And Repair by Jim Langley
Posted by pj at 12:49 PM | Comments (0)
October 18, 2010
Checking PHP form array has a value
function valet(els){
if(validate(els)){
var checks = document.getElementsByName('category[]');
for (i = 0; i < checks.length; i++){
if(checks[i].checked == true){ return true; }
}
poppy('You need to choose at least one Region or Sector.'); return false;
}
return false;
}
Posted by pj at 01:11 PM | Comments (0)