warpr

### Keybase proof

I hereby claim:

  * I am warpr on github.
  * I am kuno (https://keybase.io/kuno) on keybase.
  * I have a public key whose fingerprint is CD8B DEB7 DB1D F510 E63F  E870 E5DF CA41 E61D 71C9

To claim this, I am signing this object:

warpr

_ = require('underscore');

var commonPrefix = function(l) {
    return _(l).reduce(function (memo, item) {
        if (!memo) {
            return item;
        }

        var prefix = [];

warpr

example

Here is a basic example which asks wikidata for some information about Britney Spears' Blackout album:

var wq = query.connect('ldf:http://data.wikidataldf.com/wikidata', ns);

var result = wq.query("wikidata:Q192755", {

id: "@id",

warpr

12:24 warp@bullet-bill:~$ cabal update && cabal install digestive-functors-aeson
Downloading the latest package list from hackage.haskell.org
Resolving dependencies...
Downloading aeson-lens-0.4.0.1...
Configuring aeson-lens-0.4.0.1...
Building aeson-lens-0.4.0.1...
Preprocessing library aeson-lens-0.4.0.1...
[1 of 1] Compiling Data.Aeson.Lens  ( Data/Aeson/Lens.hs, dist/build/Data/Aeson/Lens.o )
[1 of 1] Compiling Data.Aeson.Lens  ( Data/Aeson/Lens.hs, dist/build/Data/Aeson/Lens.p_o )
Registering aeson-lens-0.4.0.1...

warpr

21:09 warp@bullet-bill:~/code/t$ node --version
v0.8.14
21:09 warp@bullet-bill:~/code/t$ npm install follow-redirects
npm http GET https://registry.npmjs.org/follow-redirects
npm http 200 https://registry.npmjs.org/follow-redirects
npm http GET https://registry.npmjs.org/follow-redirects/-/follow-redirects-0.0.2.tgz
npm http 200 https://registry.npmjs.org/follow-redirects/-/follow-redirects-0.0.2.tgz
npm http GET https://registry.npmjs.org/underscore
npm http 304 https://registry.npmjs.org/underscore
follow-redirects@0.0.2 node_modules/follow-redirects

warpr

14:34 warp@bullet-bill:~/code/musicbrainz-data-service/musicbrainz-data ((e41f827...))$ cabal configure
Resolving dependencies...
Configuring musicbrainz-data-0.0.1...
14:36 warp@bullet-bill:~/code/musicbrainz-data-service/musicbrainz-data ((e41f827...))$ cabal install
Resolving dependencies...
In order, the following will be installed:
musicbrainz-data-0.0.1 (reinstall)
Warning: Note that reinstalls are always dangerous. Continuing anyway...
Configuring musicbrainz-data-0.0.1...
Building musicbrainz-data-0.0.1...

warpr

14:29 warp@bullet-bill:~/code/musicbrainz-data-service (master)$ cabal build
Building musicbrainz-data-service-0.1.0.0...
Preprocessing executable 'musicbrainz-data-service' for
musicbrainz-data-service-0.1.0.0...
[1 of 7] Compiling MusicBrainz.API.JSON ( src/MusicBrainz/API/JSON.hs, dist/build/musicbrainz-data-service/musicbrainz-data-service-tmp/MusicBrainz/API/JSON.o )

src/MusicBrainz/API/JSON.hs:73:21: Not in scope: `dereference'

src/MusicBrainz/API/JSON.hs:78:21: Not in scope: `dereference'

warpr

14:33 warp@bullet-bill:~/code/musicbrainz-data-service/musicbrainz-data ((e41f827...))$ cabal configure --enable-tests
Resolving dependencies...
Configuring musicbrainz-data-0.0.1...
Warning: This package indirectly depends on multiple versions of the same
package. This is highly likely to cause a compile failure.
package regex-base-0.93.2 requires mtl-2.0.1.0
package parsec-3.1.3 requires mtl-2.1.2
package musicbrainz-data-0.0.1 requires mtl-2.1.2
package lens-3.3 requires mtl-2.1.2
package comonads-fd-3.0 requires mtl-2.1.2

warpr

14:58 warp@bullet-bill:~/code/musicbrainz-data-service (master)$ cabal configure --enable-tests
Resolving dependencies...
Configuring musicbrainz-data-service-0.1.0.0...
Warning: This package indirectly depends on multiple versions of the same
package. This is highly likely to cause a compile failure.
package regex-base-0.93.2 requires mtl-2.0.1.0
package snap-server-0.9.2.4 requires mtl-2.1.2
package snap-core-0.9.2.2 requires mtl-2.1.2
package snap-0.9.2.2 requires mtl-2.1.2
package parsec-3.1.3 requires mtl-2.1.2

warpr

17:38 warp@bullet-bill:~/code/musicbrainz-data (master)$ psql -U root musicbrainz_nes --command='DROP SCHEMA musicbrainz CASCADE;' > /dev/null
NOTICE:  drop cascades to 144 other objects
DETAIL:  drop cascades to type musicbrainz.comment
drop cascades to type musicbrainz.cover_art_presence
drop cascades to type musicbrainz.ipi
drop cascades to type musicbrainz.isrc_t
drop cascades to type musicbrainz.iswc_t
drop cascades to type musicbrainz.label_code
drop cascades to type musicbrainz.locale
drop cascades to type musicbrainz.natural_integer