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David Gouldin dgouldin

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  • Clara Labs
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@dgouldin
dgouldin / gist:1445242
Created December 7, 2011 23:19
Patination of an interable into a generator of page_size lists.
def paginate_iterable(iterable, page_size):
current_page = []
for item in iterable:
current_page.append(item)
if len(current_page) == page_size:
yield current_page
current_page = []
if len(current_page) > 0:
yield current_page
@dgouldin
dgouldin / composite_bitfield.py
Created December 22, 2011 01:13
Composite BitField
from django.db.models import signals
class CompositeBitField(object):
def __init__(self, fields):
self.fields = fields
def contribute_to_class(self, cls, name):
self.name = name
self.model = cls
cls._meta.add_virtual_field(self)
@dgouldin
dgouldin / file1.txt
Created February 11, 2012 23:16
the description for this gist
String file contents
@dgouldin
dgouldin / gist:1805642
Created February 12, 2012 01:30
rdio playlists jspf
[
{
"playlist": {
"creator": "David Gouldin",
"track": [
{
"info": "http://www.rdio.com/artist/Rick_Astley/album/The_Greatest_Hits/",
"album": "The Greatest Hits",
"location": [
"http://rd.io/e/QVGOBDdzOP0"
@dgouldin
dgouldin / gist:1811235
Created February 12, 2012 22:31
dedupe a jspf playlist
import json
f = open('playlist.json', 'r')
playlist = json.loads(f.read())
f.close()
tracks = []
track_ids = []
for track in playlist['playlist']['track']:
track_id = track['identifier'][0]
if track_id not in track_ids:
tracks.append(track)
@dgouldin
dgouldin / gist:2024130
Created March 12, 2012 19:27
exclude_params = (
u'realm',
u'oauth_signature',
)
params = filter(lambda i: i[0] not in exclude_params, params)
@dgouldin
dgouldin / gist:2245093
Created March 30, 2012 00:03
<html>
<body>
<div id="fb-root"></div>
<script src="//connect.facebook.net/en_US/all.js"></script>
<script type="text/javascript">
var scopes = [
'email',
'user_birthday',
'user_likes',
'user_interests',
@dgouldin
dgouldin / gist:2353330
Created April 10, 2012 18:08
CREATE TABLE `foo` (
`id` integer AUTO_INCREMENT NOT NULL PRIMARY KEY,
`name` varchar(255) NOT NULL
);
CREATE TABLE `bar` (
`id` integer AUTO_INCREMENT NOT NULL PRIMARY KEY,
`name` varchar(255) NOT NULL,
`foo_id` integer NOT NULL
);
@dgouldin
dgouldin / gist:2387800
Created April 14, 2012 20:41
@utils.filter_params
def prepare_headers(params, headers=None, realm=None):
"""Prepare the Authorization header.
Per `section 3.5.1`_ of the spec.
Protocol parameters can be transmitted using the HTTP "Authorization"
header field as defined by `RFC2617`_ with the auth-scheme name set to
"OAuth" (case insensitive).
@dgouldin
dgouldin / gist:3327545
Created August 11, 2012 22:17
librabbitmq misleading connection error message
In [1]: import librabbitmq
In [2]: connection = librabbitmq.Connection(userid='bad', password='bad')
---------------------------------------------------------------------------
ConnectionError Traceback (most recent call last)
<ipython-input-2-23c4e6e59779> in <module>()
----> 1 connection = librabbitmq.Connection(userid='bad', password='bad')
/Users/dgouldin/virtualenv/djangocon2012/lib/python2.7/site-packages/librabbitmq/__init__.pyc in __init__(self, host, userid, password, virtual_host, port, channel_max, frame_max, heartbeat, lazy, **kwargs)
166 self._avail_channel_ids = array('H', xrange(self.channel_max, 0, -1))