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

mohanpedala

Table of Contents

• set -e, -u, -x, -o pipefail
• set -e
• set -x
• set -u
• set -o pipefail
• Setting IFS
• Original Reference

set -e, -u, -x, -o pipefail

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 <[email protected]>
# Modified by Tim Malone <[email protected]>
# Ideas included from Lambros Petrou <[email protected]>
# 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/[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

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 [email protected]:<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