vorushin’s gists

vorushin / gist:356077

Created April 5, 2010 05:48

	class AutocompleteWidget(forms.Select):
	def __init__(self, attrs=None, choices=(), js_options={}):
	super(AutocompleteWidget, self).__init__(attrs, choices)
	self.js_options = js_options

	def render(self, name, value, attrs=None, choices=()):
	output = u'<input name="%(name)s" id="id_%(name)s" type="hidden">\n' % {'name': name}
	value_text = ''
	for ch in self.choices:
	if str(ch[0]) == str(value):

vorushin / gist:501251

Created July 30, 2010 20:25

	from django.core.urlresolvers import reverse
	from django.test import TestCase

	class Test(TestCase):
	def test_api(self):
	response = self.client.post(reverse('vk.views.start_wall_post'), {})
	self.assertContains(response, 'errors')

	response = self.client.post(reverse('vk.views.start_wall_post'),
	{'image': 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAlgAAAEsCAYAAAAfPc2WAAAO60lEQVR4Ae3WMQ0A',

vorushin / Vkontakte flash-app example (opening from the wall)

Created July 31, 2010 05:58

	package
	{
	import flash.display.Loader;
	import flash.display.Sprite;
	import flash.events.Event;
	import flash.net.URLLoader;
	import flash.net.URLRequest;
	import flash.text.TextField;

	import com.adobe.serialization.json.JSON;

vorushin / python-uno-utils.py

Created April 16, 2011 10:26

	#encoding: utf-8
	import uno

	def open_document(url):
	local = uno.getComponentContext()
	resolver = local.ServiceManager.createInstanceWithContext("com.sun.star.bridge.UnoUrlResolver", local)
	context = resolver.resolve("uno:socket,host=localhost,port=2002;urp;StarOffice.ComponentContext")
	desktop = context.ServiceManager.createInstanceWithContext("com.sun.star.frame.Desktop", context)
	document = desktop.loadComponentFromURL(url, "_blank", 0, ())
	return document

vorushin / jquery-csrf.js

Created June 24, 2011 08:51

Small jQuery plugin for adding csrf-token to Ajax/Ajaj requests

	$.ajaxSetup({
	beforeSend: function(xhr, settings) {
	function getCookie(name) {
	var cookieValue = null;
	if (document.cookie && document.cookie != '') {
	var cookies = document.cookie.split(';');
	for (var i = 0; i < cookies.length; i++) {
	var cookie = jQuery.trim(cookies[i]);
	// Does this cookie string begin with the name we want?
	if (cookie.substring(0, name.length + 1) == (name + '=')) {

vorushin / gunicorn.conf

Created November 7, 2011 13:23

Example of gunicorn.conf upstart config file

	description "Gunicorn for answers"

	start on runlevel [2345]
	stop on runlevel [!2345]
	kill timeout 5
	respawn

	env VENV="/home/django/answers/env"
	env LOG="/home/django/log/answers.log"
	env PID="/home/django/run/answers.pid"

vorushin / dancing.py

Created April 15, 2012 05:23

Dancing Googlers problem solution (Google Code Jam 2012 qualification round)

	def max_googlers(total_points, num_of_surprizing, max_point):
	res = 0
	for total in total_points:
	if max(unsurprizing(total)) >= max_point:
	res += 1
	elif num_of_surprizing > 0 and max(surprizing(total)) >= max_point:
	res += 1
	num_of_surprizing -= 1
	return res

vorushin / prng.py

Created July 4, 2012 10:59

My python implementation of pseudo-rng algorithm from http://amca01.wordpress.com/2012/07/02/a-conceptually-simple-prng/

	def prng(n):
	p = (1 << 31) - 1
	arr = [0 for i in range(n + 1)]
	arr[0] = 7
	arr[1] = 7

	for i in range(2, n + 1):
	arr[i] = pow_mod(7, arr[i - 1], p) + pow_mod(7, arr[i - 2], p)

	return arr

vorushin / partial_preemph.m

Created April 9, 2016 18:51

	% GNU Octave file (may also work with MATLAB(R) )
	Fs=44100;minF=10;maxF=Fs/2;
	sweepF=logspace(log10(minF),log10(maxF),200);
	preemph_coeff = 1
	b0 = 1 * preemph_coeff
	b1 = -1.700724000000000e+00 * preemph_coeff + (1 - preemph_coeff)
	b2 = 7.029381524255900e-01 * preemph_coeff
	a0 = 2.380612232632074e-01 * preemph_coeff + (1 - preemph_coeff)
	a1 = -1.718545401961680e-01 * preemph_coeff
	a2 = -4.429177968575995e-02 * preemph_coeff

Roman Vorushin vorushin