Aditya Panchal bastula

Pub/Sub pattern with PostgreSQL's LISTEN/NOTIFY command

This is a simple chat-like program using pub-sub pattern, backed by PostgreSQL's LISTEN/NOTIFY command.

publish message to foo channel from user nickname.

$ python pub.py foo nickname
PUBLISH to channel #foo

git add HISTORY.md
git commit -m "Changelog for upcoming release 0.1.1."

bumpversion patch

A simple guide to install PyQt5 on Mac OS X 10.9 (Maverick) and use python 3.4 on a virtualenv.

	import base64
	import os
	from tastypie.fields import FileField
	from django.core.files.uploadedfile import SimpleUploadedFile

	class Base64FileField(FileField):
	"""
	A django-tastypie field for handling file-uploads through raw post data.
	It uses base64 for en-/decoding the contents of the file.
	Usage:

	# This code is under the MIT license.
	# Inspired by this StackOverflow question:
	http://stackoverflow.com/questions/3295405/creating-django-objects-with-a-random-primary-key

	import struct
	from Crypto.Cipher import DES
	from django.db import models


	def base36encode(number):

	from tastypie.authentication import Authentication

	class DjangoAuthentication(Authentication):
	"""Authenticate based upon Django session"""
	def is_authenticated(self, request, **kwargs):
	return request.user.is_authenticated()

	#!/bin/sh

	# recursively removes all .pyc files and __pycache__ directories in the current
	# directory

	find . \| \
	grep -E "(__pycache__\|\.pyc$)" \| \
	xargs rm -rf

	# or, for copy-pasting:

	DECLARE @ClarionDate INT = 47563
	DECLARE @SqlDateTime DATETIME

	-- Convert the clarion DATE into and SQL DateTime
	SET @SqlDateTime = DateAdd(day, @ClarionDate - 4, '1801-01-01')

	SELECT @SqlDateTime AS 'SQL Date Time'

	-- Now convert it back from and SQL DateTime to a Clarion Date
	SET @ClarionDate = DateDiff(day, DateAdd(day, -4, '1801-01-01'), @SqlDateTime)

	"""
	_jaccard.py : Jaccard metric for comparing set similarity.

	"""

	import numpy as np


	def jaccard(im1, im2):
	"""