georgebrock

class Hash
  def hash_map()
    self.inject({}) do |hash, (k, v)|
      hash.merge(k => yield(k, v))
    end
  end
end

{:a => 1, :b => 2}.hash_map {|k,v| v**2 } # => {:a => 1, :b => 4}

georgebrock

# A secure S3 storage engine for Paperclip.
# Usage:
#
# require "paperclip/storage/s3secure"
# has_attached_file :image, :storage => :S3secure, :s3_permissions => :private, …

module Paperclip::Storage::S3secure
  def self.extended base
    base.extend(Paperclip::Storage::S3)
  end