David Fisher tibbon

In test/test_helper.rb...

### Bullet (N+1 queries)

if ENV['BULLET']
  Bullet.enable = true

  require 'minitest/unit'

Deep Dive: PostgreSQL on AWS

When loading data

disable backups (backup_retention=0)
disable multi-AZ and autovacuum
pg_dump -Fc (compressed) and pg_restore -j (parallel)
Increase maintenance_work_mem

Channels Are Not Enough

... or Why Pipelining Is Not That Easy

Golang Concurrency Patterns for brave and smart.

By @kachayev

Intro

Operational PGP

This is a guide on how to email securely.

There are many guides on how to install and use PGP to encrypt email. This is not one of them. This is a guide on secure communication using email with PGP encryption. If you are not familiar with PGP, please read another guide first. If you are comfortable using PGP to encrypt and decrypt emails, this guide will raise your security to the next level.

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

OS X 10.10 Guide

Here's what I did to get things working.

1. Install Xcode 6

Yep, over at: https://developer.apple.com

2. Install the Command Line Tools (CLT)

Build your own private, encrypted, open-source Dropbox-esque sync folder

Prerequisites:

One or more clients running a UNIX-like OS. Examples are given for Ubuntu 12.04 LTS, although all software components are available for other platforms as well (e.g. OS X). YMMV
A cheap Ubuntu 12.04 VPS with storage. I recommend Backupsy, they offer 250GB storage for $5/month. Ask Google for coupon codes.

Software components used:

Unison for file synchronization
EncFS for folder encryption

	# rubocop:disable Style/HashSyntax
	# shoryuken用のタスク
	namespace :queues do
	desc 'Create default SNS & SQS'
	task 'setup' => :environment do
	# http://qiita.com/takeyuweb/items/cdc262d97c3e863c15ff
	# TODO
	end

	desc "List all SQS queues"

	#!/bin/sh
	# Configure homebrew permissions to allow multiple users on MAC OSX.
	# Any user from the admin group will be able to manage the homebrew and cask installation on the machine.

	# allow admins to manage homebrew's local install directory
	chgrp -R admin /usr/local
	chmod -R g+w /usr/local

	# allow admins to homebrew's local cache of formulae and source files
	chgrp -R admin /Library/Caches/Homebrew

	#!/bin/bash
	#

	# Note, to pull a file from s3 use "s3cmd get s://bucket/file destinationfile"
	# You must have the proper .s3cfg file in place to decrypt the file.

	# You may also use "gpg encryptedfile" and supply the encryption code if you download
	# from the web interface. Good luck.

	# The bucket should be set to transfer to Glacier. To retreive, you need to initiate a