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import requests
from bs4 import BeautifulSoup as BS
import json


def gen(soup):
    for tr in soup.select('tr'):
        tds = tr.select('td.tdR4')
        if len(tds) == 6:
            yield tds[2].string, tds[3].string

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#include <boost/date_time/posix_time/posix_time.hpp>

double current_time()
{
    using namespace boost::gregorian; 
    using namespace boost::posix_time;
    
    const boost::posix_time::ptime now = boost::posix_time::microsec_clock::local_time();
    ptime time_t_epoch(date(1970,1,1));
    time_duration diff = now - time_t_epoch;

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def decode(bs, encodings=['utf-8', 'cp936', 'gbk', 'gb18030', 'big5', 'latin1']):
    for en in encodings:
        try:
            return bs.decode(en)
        except:
            pass
    raise RuntimeError('Decoding failed.')

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def activate_virtualenv(name):
    """Activate given virtualenv.

    Virtualenv home folder is given by environment variable ``WORKON_HOME`` or
    ``~/Envs`.
    """
    if 'WORKON_HOME' in os.environ:
        home = os.environ['WORKON_HOME']
    else:
        home = os.path.expanduser(os.path.join('~', 'Envs'))

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from numpy import random
from numpy.random import rand


class TestRandomly(object):

    def setUp(self):
        self.state = random.get_state()
        random.seed(0)

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% from http://tex.stackexchange.com/a/13039

\documentclass{article}
\usepackage{graphicx}
\newsavebox\IBoxA \newsavebox\IBoxB \newlength\IHeight
\newcommand\TwoFig[6]{% Image1 Caption1 Label1 Image2 ...
  \sbox\IBoxA{\includegraphics[width=0.45\textwidth]{#1}}
  \sbox\IBoxB{\includegraphics[width=0.45\textwidth]{#4}}%
  \ifdim\ht\IBoxA>\ht\IBoxB
    \setlength\IHeight{\ht\IBoxB}\else\setlength\IHeight{\ht\IBoxA}\fi%

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# fetch jpgs from tuita

import urllib3
from pyquery import PyQuery as pq

http = urllib3.PoolManager()
url = 'http://yokicharlotte.tuita.com/blogpost/23832258'
r = http.request('GET', url)
d = pq(r.data.decode('utf-8'))
imgs = d('.photo_group')('p.pic')('img')