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schedule = a_periodic_task.run_every
next = next_ocurrance(schedule.minute, schedule.hour, schedule.day_of_week)


def next_ocurrance(minutes, hours, days_of_week):
    # days_of_week convention: Sunday = 0, Saturday = 6
    # dateutil convention: Monday = 0, Sunday = 6

    now = datetime.datetime.now()
    weekday = now.isoweekday()

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import csv
import urllib

le_pagina = lambda pagina: eval(urllib.urlopen("http://webservices.apontador.com.br/zap/busca.ashx?busca=alugar&uf=RIO%20DE%20JANEIRO&cidade=RIO%20DE%20JANEIRO&page=" + str(pagina)).read())[0]
numero = lambda x: float(x.replace(',', '.'))

paginas = [le_pagina(i) for i in xrange(1, 8)]

f = open('imoveis.csv', 'w')
c = csv.writer(f)

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# avaliador de expressao em notacao polonesa reversa
funcoes = {
    "+": lambda a, b: a + b,
    "-": lambda a, b: a - b,
    "*": lambda a, b: a * b,
    "/": lambda a, b: a / b
}


def avalia(expressao):

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>>> class CoolDict(dict):
...     def __getattr__(self, attr):
...         return self[attr]
...
>>> c = CoolDict()
>>> c['a']
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
KeyError: 'a'
>>> c['a'] = 3

jbochi

cd /tmp

wget http://nginx.org/download/nginx-1.0.11.tar.gz
tar -xzvf nginx-1.0.11.tar.gz

wget https://github.com/agentzh/redis2-nginx-module/tarball/v0.07 -O redis2-nginx-module-0.07.tar.gz
tar -xzvf redis2-nginx-module-0.07.tar.gz

wget http://www.cpan.org/src/5.0/perl-5.14.2.tar.gz
tar -xzvf perl-5.14.2.tar.gz

jbochi

(define (croot x)
        (croot-iter 1.00 x))
 
 (define (croot-iter guess x)
         (if (good-enough? guess x)
             guess
             (croot-iter (improve guess x)
                        x)))
 
 (define (improve guess x)

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$('.item_section_list').each(function(i, section) {
	var saw = 0;
	var total = 0;
	for (var i = 0; i < section.childNodes.length; i++) {
		var row = section.childNodes[i];
		console.log(row);
		var viewed = row.classList.contains('viewed');
		var minutes = parseInt(row.firstChild.text.match(/\((\d+) min\)/)[1], 10);
		if (viewed) {
			saw += minutes;

jbochi

import itertools
import random
import heapq

def lazy_sort(col):
	def swap(i, j):
		if i != j:
			col[j], col[i] = col[i], col[j]

	def prepare_pivot(l, r):

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Área de Matemática

Álgebra Linear

Sistemas de Equações Lineares: método de eliminação de Gauss para sistemas lineares. Espaços vetoriais. Subespaços. Bases.

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#!/usr/bin/perl

use strict;
use warnings;


my $a = 0;
my $b = 1;

while ($a < 100) {