teeparham

module ActiveRecord
  class Base

    # extends the patch here: http://www.xcombinator.com/2008/08/11/activerecord-from_xml-and-from_json-part-2/

    def self.array_from_xml(xml)
      hash_array = Hash.from_xml(xml).values.first
      hash_array.nil? ? [] : hash_array.collect {|attributes_hash| from_hash(attributes_hash)}
    end

teeparham

# rake yoursite:setup_gateway

namespace :yoursite
  desc "Set up gateway"
  task :setup_gateway => :environment do
    Gateway.transaction do
      auth_net = "Authorize.net"

      gateway = Gateway.find_by_name_and_environment(auth_net, RAILS_ENV)      
      gateway.destroy unless gateway.nil?

teeparham

module MigrationHelper
  #options are:
  # :pk_table_name
  # :pk_column_name
  # :cascade_delete
  # :cascade_update
  def add_fk(fk_table_name, fk_column_name, options={})
    fk_table_name = fk_table_name.to_s
    fk_column_name = fk_column_name.to_s
    pk_table_name = options[:pk_table_name] || fk_column_name[0, fk_column_name.index("_id") || fk_column_name.length].pluralize

teeparham

[color]
    diff = auto
    branch = auto
    status = auto
    ui = auto
[alias]
    co = checkout
    ci = commit -am
    st = status
    br = branch

teeparham

# Samples for formatting additional Product fields in Spree Admin 
# SelectField: adds a select box with values 1..20
# WideField:   adds a standard text box, but with a specified size
# HugeField:   adds a text area with a specified number of columns

Variant.additional_fields += [
        { :name => 'SelectField',
          :only => [:product],
          :use  => 'select',
          :value => Proc.new{ (1..20).collect{|i| [i,i]} }

teeparham

def cloud_image_path(source)
  if %w{development test}.include?(Rails.env) || request.ssl?
    image_path(source)
  else
    "http://yourpath.cdn.rackspacecloud.com/" + source.split("/").last
  end
end

def cloud_image_tag(source, options={})
  image_tag(cloud_image_path(source), options)

teeparham

rvm update
rvm reload
rvm install 1.9.2
rvm gemset copy 1.9.1 1.9.2
rvm 1.9.2

sudo port install sqlite3
gem update sqlite3-ruby

gem uninstall ruby-debug19 ruby-debug-base19 columnize linecache19

teeparham

%h1 Uptime
= image_tag uptime_image_path, :height => "165", :width => "300"

teeparham

rvm uninstall 1.9.2
rvm remove 1.9.2
rvm install 1.9.2 -C --with-readline-dir=/opt/local,--build=x86_64-apple-darwin10

gem uninstall mysql
env ARCHFLAGS="-arch x86_64" gem install mysql -- --with-mysql-config=/usr/local/mysql/bin/mysql_config

gem pristine --all

teeparham

# say we have a Monkey with a boolean column

create_table :monkeys do |t|
  t.boolean :is_nice
end

Monkey.create()
Monkey.create(:is_nice => true)
Monkey.create(:is_nice => false)