Apkawa

from django.db import connection


class DictQuery(object):
    def __init__(self, query, params=()):
        self.query = query
        self.params = params
        self._cursor = None
        self._iterator = None

Apkawa

def is_img_url(url):
    ext = os.path.splitext(url)[1]
    return ext[1:].lower() in ['jpg','jpeg','png','gif', 'bmp']

youtube_re = re.compile(r'^http://www.youtube.com/watch')
def is_youtube_url(url):
    match = youtube_re.match(url)
    if match:
        key =  urlparse.parse_qs(urlparse.urlparse(url).query)['v']
        if key:

Apkawa

import socket
import struct

class IPATONField(models.IntegerField):
    '''
    Для прозрачной обратной совместимости с данными, которые записывались при помощи INET_ATON
    '''

    __metaclass__ = models.SubfieldBase

Apkawa

pprint({'здравствуй': u'мир'})
pprint({'"здравствуй"': u'"мир"'})
pprint({"'здравствуй'": u"'мир'"})
pprint({"'\xd0\xb7\xd0\xb4\xd1\x80\xd0\xb0\xd0\xb2\xd1\x81\xd1\x82\xd0\xb2\xd1\x83\xd0\xb9'": u"'\u043c\u0438\u0440'"})
print pformat({"'\xd0\xb7\xd0\xb4\xd1\x80\xd0\xb0\xd0\xb2\xd1\x81\xd1\x82\xd0\xb2\xd1\x83\xd0\xb9'": u"'\u043c\u0438\u0440'"})

Apkawa

>>> import binascii
>>> bin(int(binascii.hexlify('hello'), 16))
'0b110100001100101011011000110110001101111'

>>> n = int('0b110100001100101011011000110110001101111', 2)
>>> binascii.unhexlify('%x' % n)
'hello'

Apkawa

#port forwading
ssh -L 4040:localhost:4040 server -f

#port forwarding from server2 to client use server1
ssh -L 3306:localhost:13306 server1 -f "ssh -L 13306:localhost:3306 server2 -f"

Apkawa

import os
import smtplib
import mimetypes

from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.MIMEBase import MIMEBase
from email import Encoders

msg = MIMEMultipart('alternative')

Apkawa

% sudo aptitude install xvfb wkhtmltopdf 
% xvfb-run wkhtmltopdf test.html test.pdf

# http://stackoverflow.com/questions/13215120/how-do-i-make-python-qt-and-webkit-work-on-a-headless-server

Apkawa

# -*- coding: utf-8 -*-
# http://360percents.com/posts/php-random-user-agent-generator/
from datetime import timedelta, date
from random import randint, randrange, choice

PROCESSORS = {
    'linux': ['i686', 'x86_64'],
    'mac': ['Intel', 'PPC', 'U; Intel', 'U; PPC']
}

Apkawa

%\chapter{Введение} % нумерованный чаптер
\anonchapter{Введение} % ненумерованный

\begin{figure}[h]
\center{\includegraphics[width=1\linewidth]{Ch3_3_web_interface_schema}}
\caption{Схема главной страницы веб-интерфейса.}
\label{Ch3_3_web_interface_schema:image}
\end{figure}