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gem 'rails', :git => 'git://github.com/rails/rails.git', :ref => 'c1f397f82c7b3f352500832a399b5dbdc500b9c8'# change as required
require 'active_record'
require 'logger'

# Show ActiveRecord log output
ActiveRecord::Base.logger = Logger.new(STDOUT)

# Print out what version we're running
puts "Active Record #{ActiveRecord::VERSION::STRING}"

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gem 'rails', :git => 'git://github.com/rails/rails.git', :ref => 'c1f397f82c7b3f352500832a399b5dbdc500b9c8'# change as required
require 'active_record'
require 'logger'

# Show ActiveRecord log output
ActiveRecord::Base.logger = Logger.new(STDOUT)

# Print out what version we're running
puts "Active Record #{ActiveRecord::VERSION::STRING}"

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[50, 100, 200, 500, 1000, 5000].each do |buffer|
  puts "Calculating population within #{buffer} m of each shape_geometry"
  Shape.find_each do |s|
    execute "UPDATE shapes SET pop#{buffer}m = 
               (SELECT SUM((ST_SummaryStats(ST_Clip(rast,1,ST_Buffer(geom::geography, #{buffer})::geometry))).sum) 
                FROM shapes, population_tiles 
                WHERE id = #{s.id} AND ST_Intersects(ST_Buffer(geom::geography, #{buffer})::geometry,rast) 
                GROUP BY id) 
             WHERE id = #{s.id}"
  end

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  DISPERSION_FACTORS = {50 => 0.5341, 100 => 0.3610, 200 => 0.5145, 500 => 0.9159, 1000 => 0.9088, 5000 => 4.662}

  # Calculate the intake fraction where iF = SUM(popN * DispN) / 1000
  # where popN is the population in an N meter buffer minus the previous population buffer
  def intake_fraction
    fraction = 0
    inner_pop = 0
    DISPERSION_FACTORS.each do |buffer, value|
      pop_in_buffer = send("pop#{buffer}m").to_i
      fraction += (pop_in_buffer - inner_pop) * value * 0.62 * 14.5

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  # Calculate the intake fraction where iF = SUM(popDensN * DispN)
  # where popDensN is the population density in an N meter buffer minus the previous buffer
  def intake_fraction
    fraction = 0
    inner_pop = 0
    inner_area = 0
    DISPERSION_FACTORS.each do |buffer, value|
      pop_in_buffer = send("pop#{buffer}m").to_i
      area_in_buffer = send("area#{buffer}m").to_i

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2013-03-06 20:29:18 -0800

Item	Image path	Last Attempt
Awl Case - 50.67.36	http://cdn2.brooklynmuseum.org/images/opencollection/objects/size3/50.67.59a-b_50.67.41_50.67.36_possibly_50.67.121_50.67.137_and+unknown_glass_bw.jpg

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class CreateModels < ActiveRecord::Migration
  def change
    create_table :items do |t|
    end
  end
end

class Item < ActiveRecord::Base
end

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unless File.exist?('Gemfile')
  File.write('Gemfile', <<-GEMFILE)
    source 'https://rubygems.org'
    gem 'rails', github: 'rails/rails'
    gem 'arel', github: 'rails/arel'
    gem 'rack', github: 'rack/rack'
    gem 'i18n', github: 'svenfuchs/i18n'
    gem 'sqlite3'
  GEMFILE

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en:
  new: "New"
  edit: "Edit"
  delete: "Delete"
  cancel: "Cancel"
  import: "Import"

  error: "Error"

  toggle_navigation: "Toggle Navigation"

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#!/usr/bin/env ruby

require 'csv'

Dir.chdir File.dirname(__FILE__)

class String
  def green;          "\e[32m#{self}\e[0m" end
  def yellow;         "\e[33m#{self}\e[0m" end
end