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class _Singleton(object):

    def id(self):
        return id(self)

    def __init__(self):
        print("creating singleton")

_singleton = _Singleton()

betandr

from decimal import Decimal

class Node:
    def __init__(self, label):
        self.label = label

class Edge:
    def __init__(self, to_node, length):
        self.to_node = to_node
        self.length = length

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def _partition(array, lo, hi):
    pivot = array[hi]

    i = lo - 1
    for j in range(lo, hi):
        if array[j] < pivot:
            i += 1
            temp = array[i]
            array[i] = array[j]
            array[j] = temp

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Kubernetes Ingress

K8s Networking Ingress

Single service ingress

178.91.123.132 -> testsvc:80

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Installing Minikube

brew install kubectl

kubectl version --client

brew cask install minikube

brew install docker-machine-driver-xhyve (xhyve is now deprecated in favor of hyperkit)

(run the chown and chmod)

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Set up a Tor Onion Balance Server on Debian

Install and Start Onion Balance

sudo apt-get update
sudo apt-get install onionbalance

Configure Onion Balance

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# ...
POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS=(status virtualenv root_indicator background_jobs history time)

POWERLEVEL9K_VIRTUALENV_FOREGROUND='black'
POWERLEVEL9K_VIRTUALENV_BACKGROUND='31'
POWERLEVEL9K_PYTHON_ICON='🐍 '
# ...

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Set up a Tor Server on Debian

Install and Configure Apache

sudo apt-get update
sudo apt-get install -y apache2

sudo vi /etc/apache2/ports.conf:

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#!/bin/bash

URL="$1"

echo "Testing $URL"
while [ 1 ]; do
  RESPONSE=`curl $URL -o /dev/null -s -w %{time_total},%{http_code}`
  TIME=`cut -d',' -f1 <<< $RESPONSE`
  CODE=`cut -d',' -f2 <<< $RESPONSE`
  DATE=`date`

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mkdir ~/virtualenv
virtualenv -p python2.7 ~/virtualenv/APPNAME/
source ~/virtualenv/APPNAME/activate
pip install blah
pip freeze > requirements.txt
pip install -r requirements.txt # (instead of pip install ...)
python blah.py
deactivate