dajobe

  def namespaces_seen(self):
    """Get a dictionary of prefix/URI pairs for namespaces seen during parsing.
"""
    count = Redland.librdf_parser_get_namespaces_seen_count(self._parser)
    nspaces={}
    for index in range(0, count-1):
      prefix=Redland.librdf_parser_get_namespaces_seen_prefix(self._parser, index)
      uri_obj=Redland.librdf_parser_get_namespaces_seen_uri(self._parser, index)
      if uri_obj is None:
        uri=None

dajobe

--- /opt/local/include/sqlite3.h.broken	2009-08-12 09:19:35.000000000 -0700
+++ /opt/local/include/sqlite3.h	2009-08-12 09:33:27.000000000 -0700
@@ -56,10 +56,6 @@
 #endif
 
 
-#ifndef SQLITE_API
-# define SQLITE_API
-#endif
-

dajobe

#!/usr/bin/perl -pi~

if(!/^\s+\*/) {
  # Skip lex <TOKEN> lines
  if(!/^</) {
    # Put spaces around assignment and comparitor ops
    s{([\w\)\]])([=<>]|==)([\w\(\[])}{$1 $2 $3}g;

    s{(\S)([-+*/~|=]=)(\S)}{$1 $2 $3}g;
  }

dajobe

diff --git a/src/raptor_uri.c b/src/raptor_uri.c
index 888c266..10b1c56 100644
--- a/src/raptor_uri.c
+++ b/src/raptor_uri.c
@@ -439,9 +439,12 @@ raptor_uri_equals(raptor_uri* uri1, raptor_uri* uri2)
     if(uri1 == uri2)
       return 1;
     else if (uri1->length != uri2->length)
+      /* Different if lengths are different */
       return 0;

dajobe

$ cat tests/sparql/examples/ex11_0.rq 
PREFIX a:      <http://www.w3.org/2000/10/annotation-ns#>
PREFIX dc:     <http://purl.org/dc/elements/1.1/>
PREFIX xsd:    <http://www.w3.org/2001/XMLSchema#>

SELECT ?annot
WHERE { ?annot  a:annotates  <http://www.w3.org/TR/rdf-sparql-query/> .
        ?annot  dc:created   ?date .
        FILTER ( ?date < xsd:dateTime("2005-01-01T00:00:00Z") ) }

dajobe

$ utils/roqet -r table -p http://triplr.org/sparql 'PREFIX foaf: <http://xmlns.com/foaf/0.1/>  SELECT ?nick, ?name FROM <http://www.dajobe.org/foaf.rdf> WHERE {    ?x a foaf:Person .    ?x foaf:nick ?nick .    ?x foaf:name ?name } ' 2>/dev/null
----------------------------------------------------
| nick              | name                         |
====================================================
| string("danbri")  | string("Dan Brickley")       |
| string("libby")   | string("Libby Miller")       |
| string("sbp")     | string("Sean B. Palmer")     |
| string("ndw")     | string("Norm Walsh")         |
| string("mortenf") | string("Morten Frederiksen") |
| string("zool")    | string("Jo Walsh")           |

dajobe

Debian way to do the data bootcamp matplotlib work

Install packages
$ sudo apt-get install python-matplotlib python-scipy

NOTE 1: You MUST have X running and DISPLAY set for the plt.plot step.
NOTE 2: Slides have a typo.  Use random_numbers for both lines


Render:

dajobe

$ cd rasqal-0.9.24

$ PATH=$PWD/utils:$PATH

$ type -a roqet
roqet is /Users/dajobe/dev/redland/rasqal/releases/rasqal-0.9.24/utils/roqet
roqet is /Users/dajobe/bin/roqet

$ cd tests/rdql/testsuite/

dajobe

# raptor GIT head
$ utils/rapper -c -i trig part-m-00008.trig 
lt-rapper: Parsing URI file:///home/dajobe/dev/redland/raptor/part-m-00008.trig with parser trig
lt-rapper: Parsing returned 1737049 triples


# raptor 2.0.2 release
$ /usr/bin/rapper -c -i trig part-m-00008.trig 
rapper: Parsing URI file:///home/dajobe/dev/redland/raptor/part-m-00008.trig with parser trig
rapper: Error - URI file:///home/dajobe/dev/redland/raptor/part-m-00008.trig:56164 - memory exhausted

dajobe

; Current API cannot distinguish these since (variable, binding expr) are in same
; structure identified globally by variable name.

1. 

SELECT ((1+1) AS ?foo)
WHERE { ... }
GROUP BY ?foo

2.