thedanielhanke

module Attributes
  def has_attributes(*key_names)
    key_names.each do |key_name|
      define_method key_name do
        instance_variable_get("@attributes")[key_name]
      end
      define_method "#{key_name}=" do |value|
        instance_variable_get("@attributes")[key_name] = value
      end
    end

thedanielhanke

# RSpec matcher to spec delegations.
#
# Usage:
#
#     describe Post do
#       it 'delegates name to Author' do
#           expect subject.to delegate(:name).to(:author).with_prefix # post.author_name
#       end
#       it 'delegates month to creation date' do
#           expect subject.to delegate(:month).to :created_at

thedanielhanke

/*
 * HQL would look something like this:
 *
 * from Person p join fetch p.addresses address
 * where exists (
 *   from Address addr left join addr.state st
 *   where addr.personId = p.id
 *   and st.abbreviation = :abbreviation
 * )
 */

thedanielhanke

# via http://jablan.radioni.ca/post/4982485974/parsing-search-query-in-ruby

def parse_query s
  s.scan(/((\S+)\:\s?)?([+-])?(("(.+?)")|(\S+))/).map{|match|
    Hash[
      [nil, :prefix, :plusminus, nil, nil, :phrase, :word].zip(match).select(&:all?)
    ]
  }
end

thedanielhanke

module RailsAdmin
  module Extensions
    module CanCan
      class AuthorizationAdapter
        private
        module ControllerExtension
          def current_ability
            @current_ability ||= @ability.new(_current_user, self.params["model_name"])
          end
        end

thedanielhanke

    MessagesApplication *imessage = [SBApplication applicationWithURL:[NSURL URLWithString:@"file:///Applications/Messages.app"]];
    MessagesTextChat *target = nil;
    NSString *targetid = @"iMessage;-;"; //append phone or email ..
    for( MessagesTextChat *chat in [[imessage chats] get])
    {
        if([[chat.id description] isEqualToString:targetid])
        {
            target = chat;
        }
    }