wuputah

# e is for efficient. There's not really a way to eager load associations yourself
# without AR thinking you're trying to assign or create something.
attr_accessor :echildren

def self.find_all_efficiently
  categories = find(:all, :order => 'position ASC, name ASC').inject(Hash.new) do |h, c| 
    h[c.parent_id] ||= []
    h[c.parent_id] << c
    h
  end

wuputah

#!/usr/bin/ruby

require 'rubygems'
require 'right_aws'

access_key = 'abc'
secret = 'xyz'
src = 'src'
dest = 'dest'

wuputah

#!/usr/bin/ruby

require 'rubygems'
require 'aws/s3'

include AWS::S3

AWS::S3::Base.establish_connection!(
    :access_key_id     => 'abc',
    :secret_access_key => '123'

wuputah

module HasFields
  def has_any?(*fields)
    fields.each { |f| return true unless self.send(f).blank? }
    false
  end

  def has_all?(*fields)
    fields.each { |f| return false if self.send(f).blank? }
    true
  end

wuputah

#!/usr/bin/env ruby
`find /var/www/vhosts/santosdumont.com/web_users/ -type f`.split("\n").each do |file|
  basename = File.basename(file)
  system("mv", file, "/var/www/vhosts/santosdumont.com/httpdocs/Resource/" + basename)
end

wuputah

#!/usr/bin/env ruby

require 'rubygems'
require 'mysql'

from_database = 'something_production'
to_database = 'something_development'

connection = Mysql.connect('localhost', 'username', 'password', from_database)
connection.query_with_result = false

wuputah

#!/usr/bin/env ruby

require 'rubygems'
require 'mysql'
require 'highline'
require 'optparse'

class CopyDatabase

  def initialize(options = {})

wuputah

# Challenge:
#  change foo(bar) into bar.foo
#

# Why this is hard:
#  method foo is a method of self, which we wouldnt
#  have access to from within any method we create


class Object

wuputah

named_scope :has_commissions, lambda { |amount| { :conditions => ["id IN (SELECT user_id FROM (SELECT user_id, SUM(amount) AS amount FROM commissions GROUP BY user_id HAVING amount > ?) AS a)", amount] } }

wuputah

#BEGIN CONFIG INFO
#DESCR: 4GB RAM, InnoDB only, ACID, few connections, heavy queries
#TYPE: SYSTEM
#END CONFIG INFO

#
# This is a MySQL example config file for systems with 4GB of memory
# running mostly MySQL using InnoDB only tables and performing complex
# queries with few connections.
#