teeparham

Devise.setup do |config|
  # ==> Mailer Configuration
  # Configure the e-mail address which will be shown in DeviseMailer.
  config.mailer_sender = '"John Smith" <john@example.com>'

  # ...
end

teeparham

gem install aws-ses

# in irb:

require 'aws/ses'
ses = AWS::SES::Base.new :access_key_id     => "your-key", 
                         :secret_access_key => "your-secret-key"

ses.addresses.list.result

teeparham

task :ensure_alive do
  puts "GET #{find_servers.first}:"
  system("curl -silent http://#{find_servers.first} > /dev/null")
end

after "deploy", "ensure_alive"

teeparham

openssl genrsa -out yoursite.key 1024
openssl req -new -key yoursite.key -out yoursite.csr
openssl x509 -req -days 2000 -in yoursite.csr  -signkey yoursite.key -out yoursite.crt

sudo cp yoursite.crt /etc/ssl/certs/
sudo cp yoursite.key /etc/ssl/private/

# Apache

a2enmod ssl headers

teeparham

SSL_PROTOCOL = 'http'

teeparham

require 'rubygems'
require 'wirble'
require 'hirb'

begin
  IRB::Irb.class_eval do
    def output_value
      ap @context.last_value
    end
  end

teeparham

has_attached_file :avatar,
  :styles      => { :medium => "100x100#", :thumb => "45x45#" }
  :default_url => lambda { |a| "/images/avatar_:style_#{a.instance.default_image_number}.png" }

def default_image_number
  id.to_s.last
end

# this example allows you to have 10 random default avatars:
# avatar_thumb_0.png, avatar_thumb_1.png, etc.

teeparham

Loading development environment (Rails 3.0.7)
ruby-1.9.2-p180 :001 > s = Time.now.to_s
 => "2011-05-05 17:11:19 -0600" 
ruby-1.9.2-p180 :002 > s.to_time
 => 2011-05-05 17:11:19 UTC                  <----- wrong
ruby-1.9.2-p180 :003 > s.to_time :local
 => 2011-05-05 17:11:19 -0600                <----- better, sort of
ruby-1.9.2-p180 :004 > Time.parse s
 => 2011-05-05 17:11:19 -0600                <----- plain ruby wins

teeparham

# for some reason active record doesn't include a simple way to serialize to
# cache.  this simple trick will take you far
#
# usage: 
# 
#   user = User.find(id)
#
#   key = user.to_cache
#
#   user = User.from_cache(key)

teeparham

module Rails
  class << self

    # retrieve keyed item from cache
    # store block results if not in cache
    #
    # usage:
    #   cash('user-first-10') { User.limit(10) }
    def cash(key, options=nil)
      object = cache.read(key)