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qemu-img create -f qcow2 /var/lib/xen/images/node1.img 10G

virt-install --connect xen:/// \
--arch=x86_64 \
--accelerate \
--name node1 \
--ram=512 \
--vcpus=1 \
--os-type=Linux \
--os-variant=ubuntuprecise \

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MongoDB upstart scripts for Ubuntu.

Run following commands after installing upstart scripts:

ln -s /lib/init/upstart-job /etc/init.d/mongoconf
ln -s /lib/init/upstart-job /etc/init.d/mongodb
ln -s /lib/init/upstart-job /etc/init.d/mongos

To start services use:

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# Stolen from http://paste.pocoo.org/show/224441/

from pymongo.cursor import Cursor
from pymongo.connection import Connection
from pymongo.errors import AutoReconnect

from time import sleep

def reconnect(f):
    def f_retry(*args, **kwargs):

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### Import of the Python Rados library classes
### https://github.com/ceph/ceph/blob/master/src/pybind/rados.py
from rados import Rados,ObjectIterator

### Initialize Rados class
cluster = Rados()
### /etc/ceph/ceph.conf file is readen
cluster.conf_read_file()
print "Configuration file successfully loaded [OK]"
### Connection to the RADOS cluster

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var myApp = angular.module('myApp').config(function($httpProvider) {
    $httpProvider.defaults.headers.post['X-CSRFToken'] = $('input[name=csrfmiddlewaretoken]').val();
});

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from gevent import monkey; monkey.patch_all()
import gevent
import gevent.greenlet
from functools import partial
from random import random

import urllib
import urllib2

def on_exception(fun, greenlet):

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$.ajax({
  url: "/static/js/test.ipa",
  xhrFields: {
    onprogress: function(e) {
        if (e.lengthComputable) {
            console.log("Loaded " + Number( (e.loaded / e.total * 100)) + "%");
        }
        else {
            console.log("Length not computable.");
        }

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# -*- coding: utf-8 -*-
import encodings.utf_8
import math
import urllib, urllib2
import random
import re
from xml.dom import minidom
from LevenshteinDistance import LevenshteinDistance
from grabber import LyricProviderBase

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// Source: https://groups.google.com/forum/#!topic/angular/hVrkvaHGOfc
// jsFiddle: http://jsfiddle.net/pkozlowski_opensource/PxdSP/14/
// author: Pawel Kozlowski

var myApp = angular.module('myApp', []);

//service style, probably the simplest one
myApp.service('helloWorldFromService', function() {
    this.sayHello = function() {
        return "Hello, World!"

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Port Forwarding in Mavericks

---

Since Mavericks stopped using the deprecated ipfw (as of Mountain Lion), we'll be using pf to allow port forwarding.

####1. anchor file Create an anchor file under /etc/pf.anchors/<anchor file> with your redirection rule like: