joshnuss

module SecureAttachment
  private
  def has_secure_attached_file(name, options = {})
    has_attached_file name,        
        options.reverse_merge(
        :path => "#{name}/:id/:style/:basename.:extension",
        :storage => :s3,
        :s3_credentials => "#{RAILS_ROOT}/config/s3.yml",
        :s3_protocol => 'https',
        :s3_permissions => 'private',

joshnuss

require 'right_aws'

old_name = "old-bucket"
new_name = "new-bucket"

s3 = RightAws::S3.new(ENV['AWS_ACCESS_KEY_ID'], ENV['AWS_SECRET_ACCESS_KEY'])

old_bucket = s3.bucket(old_name)
new_bucket = s3.bucket(new_name) 

joshnuss

void blink(int frequency) {
  int milliseconds = 1000/frequency;

  digitalWrite(ledPin, HIGH);
  delay(milliseconds);
  digitalWrite(ledPin, LOW);
  delay(milliseconds);
}

void loop() {

joshnuss

# paste me into http://qiezi.me/projects/mruby-web-irb/mruby.html
MrubyJs.window.instance_eval do
 if confirm("continue?")
    console.log "you chose continue"
    food = prompt("What's your favourite food?")
    alert "Really?? #{food}?\nThat's gross."
    jQuery('body').prepend("<h1>Likes #{food}</h1>")
 else
    console.log "you chose not to coninue"
 end 

joshnuss

require 'avalara'

Avalara.username = "[email protected]"
Avalara.password = 'pass'
Avalara.endpoint = 'https://development.avalara.net' # this is the test url, in production use https://rest.avalara.net

invoice     = Avalara::Request::Invoice.new(customer_code: '[email protected]')
origin      = Avalara::Request::Address.new(address_code: 1, line1: '1600 Amphitheatre Pkwy', city: 'Mountain View', region: 'CA', country: 'USA', postal_code: '94043')
destination = Avalara::Request::Address.new(address_code: 2, line1: '1 Infinite Loop', city: 'Cupertino', region: 'CA', country: 'USA', postal_code: '95014')
line        = Avalara::Request::Line.new(line_no: 1, destination_code: 2, origin_code: 1, item_code: 'X123', description: 'T-Shirt', qty: 1, amount: 9.99)

joshnuss

class ResolutionError < StandardError; end

module Injector
  extend self

  @dependencies = {}

  def register(dependency, resolution)
    @dependencies[dependency] = resolution
  end

joshnuss

defmodule LoadBalancer do
  def start(mod, func, args, count, strategy // :random) do
    pids = spawn_many(count, mod, func, args)

    run(strategy, pids)
  end

  def run(strategy, pids) do
    receive do
      message ->

joshnuss

# define a record, first attribute is considered the key
defrecord User, email: "", first: "", last: ""

# encapsulates mnesia calls
defmodule Database do
  def create_schema do
    create_table User
  end
  
  def find(record, id) do

joshnuss

# Prisoner's Dilemma
defmodule Scoreboard do
  use GenServer.Behaviour

  def start do
    :gen_server.start_link({:local, :scoreboard}, __MODULE__, [], [])
  end

  def init do
    {:ok, []}

joshnuss

# test starting web-irb with gist param
name = window.prompt("Enter name:")
window.alert("Hello #{name}!")