triangletodd

On the host

Ensure these modules are loaded

cat /proc/sys/net/bridge/bridge-nf-call-iptables

Disable swap

sysctl vm.swappiness=0
swapoff -a

tdmalone

#!/usr/bin/env bash
#
# Watch specified directory recursively for file changes, and sync it to S3 when anything is
# created, modified, moved or deleted. Designed for use with a static site generator.
#
# Originally based on a script by Senko Rasic <senko.rasic@dobarkod.hr>
# Modified by Tim Malone <tdmalone@gmail.com>
# Ideas included from Lambros Petrou <lambrospetrou@gmail.com>
# Released to public domain.
# See https://gist.github.com/senko/1154509

Luzifer

Running docker-compose as a systemd service

Files

File	Purpose
/etc/compose/docker-compose.yml	Compose file describing what to deploy
/etc/systemd/system/docker-compose-reload.service	Executing unit to trigger reload on docker-compose.service
/etc/systemd/system/docker-compose-reload.timer	Timer unit to plan the reloads
/etc/systemd/system/docker-compose.service	Service unit to start and manage docker compose

mosquito

Docker compose as a systemd unit

Create file /etc/systemd/system/docker-compose@.service. 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

iAugur

# Adapted from solution provided by http://stackoverflow.com/users/57719/chin-huang http://stackoverflow.com/a/31465939/348868
# Scenario: You want to add a group to the list of the AllowGroups in ssh_config
# before:
# AllowGroups Group1
# After:
# AllowGroups Group1 Group2

- name: Add Group to AllowGroups
  replace:
    backup: yes

lktslionel

ssh-agent bash -c 'ssh-add -D && ssh-add <path/to/your/ssh/key/file> &&  git clone git@github.com:<username>/<repo>.git'

barrywoolgar

/* 
After purchasing a humble book bundle, go to your download page for that bundle. 
Open a console window for the page and paste in the below javascript.
This will download all the books in all the formats available.
*/ 
$('a').each(function(i){
   if (['MOBI', 'PDF', 'EPUB'].indexOf($.trim($(this).text())) >= 0) {
      $('body').append('<iframe id="dl_iframe_'+i+'" style="display:none;">');
      document.getElementById('dl_iframe_'+i).src = $(this).data('web');
   }

Girgitt

import time
import socket
import optparse
import sys
import textwrap

import paramiko

from sftpserver.stub_sftp import StubServer, StubSFTPServer

andreicristianpetcu

An Ansible summary

Jon Warbrick, July 2014, V3.2 (for Ansible 1.7)

Configuration file

intro_configuration.html

First one found from of

olih

Processing JSON using jq

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

Installing jq

On Mac OS

brew install jq