Alex Kosh cuamckuu

Docker compose as a systemd unit

Create file /etc/systemd/system/[email protected]. SystemD calling binaries using an absolute path. In my case is prefixed by /usr/local/bin, you should use paths specific for your environment.

[Unit]
Description=%i service with docker compose
PartOf=docker.service
After=docker.service

Processing JSON using jq

jq is useful to slice, filter, map and transform structured json data.

Installing jq

On Mac OS

brew install jq

Common Options

-#, --progress-bar Make curl display a simple progress bar instead of the more informational standard meter.

-b, --cookie <name=data> Supply cookie with request. If no =, then specifies the cookie file to use (see -c).

-c, --cookie-jar <file name> File to save response cookies to.

(Note: This assumes you've already configured your master server for streaming replication)

export DATADIR=/data/postgres-9.3
export MASTER=192.168.0.1
export REPL_USER=replication
export REPL_PASSWORD=mypassword

Create a base backup:

	Promise.race([
	fetch('/foo'),
	new Promise((_, reject) =>
	setTimeout(() => reject(new Error('Timeout')), 7000)
	)
	]);

	# coding:utf-8
	from kivy.app import App
	from kivy.uix.image import Image
	from kivy.clock import Clock
	from kivy.graphics.texture import Texture
	import cv2


	class KivyCamera(Image):
	def __init__(self, capture, fps, **kwargs):

	#!/usr/bin/python2

	"""
	Use scapy to modify packets going through your machine.
	Based on nfqueue to block packets in the kernel and pass them to scapy for validation
	"""

	import nfqueue
	from scapy.all import *
	import os

	# Ask for the user password
	# Script only works if sudo caches the password for a few minutes
	sudo true

	# Install kernel extra's to enable docker aufs support
	# sudo apt-get -y install linux-image-extra-$(uname -r)

	# Add Docker PPA and install latest version
	# sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 36A1D7869245C8950F966E92D8576A8BA88D21E9
	# sudo sh -c "echo deb https://get.docker.io/ubuntu docker main > /etc/apt/sources.list.d/docker.list"

	# http://flask.pocoo.org/snippets/88/

	import os, sqlite3
	from cPickle import loads, dumps
	from time import sleep
	try:
	from thread import get_ident
	except ImportError:
	from dummy_thread import get_ident