similar to: class_inheritable_accessor => class_attribute

I have: module MySpike extend ActiveSupport::Concern included do class_attribute :foobar, instance_writer: true end end But, I want to be able to override the class attribute writer and/or instance writer method to do something when the attribute is set via self.foobar = true before or after calling super to set the attribute. Unfortunately, I can''t find a clean way

hi i am using radiant 0.8.2 , rails 2.3.4, ruby 1.8.7 and rubygems 1.4.2. and i can''t able to run my existing application. error occurred : run command for server "script/server -e production -p 3001" error: => Booting WEBrick => Rails 2.3.4 application starting on http://0.0.0.0:3001 config.gem: Unpacked gem rack-rewrite-1.2.1 in vendor/gems has no specification

There is a bug in jruby that causes thread locks around things like accesses to class attributes created with class_attribute. The notifications system is affected by this, and it''s blowing up our app. We need to disable all instrumentation and notifications for the time being. Anyone know how to do that cleanly? CHris -- You received this message because you are subscribed to the

I''m trying out inherited_resources and so far so good. However, one problem I''ve run into is that it''s very difficult to customize inherited_resource behaviour in subclasses. Looking through the source I see it uses things like undef_method and class_attribute. For example, if I have the following controllers: class ItemsController inherit_resources actions :new,

Folks, I have a simple model hierarchy (reduced to example as below) class Post < ActiveRecord::Base has_many :comments end class Comment < ActiveRecord::Base belongs_to :post has_attached_file :photo, # :url => "/assets/class_cal/<original post date>/:id/:style/:basename.:extension" :url =>

I''ve often felt the need including Rails'' view helpers within my controllers, if only for some simple things like formatting my flash notices with text helpers or html escaping. I loved this suggestion, which helps by not cluttering the namespace of controllers: http://snippets.dzone.com/posts/show/1799 But I wanted to generalize this a little to automatically include whatever

class Post < ActiveRecord::Base validates :name, :presence => true validates :title, :presence => true, :length => { :minimum => 5 } has_many :comments, :dependent => :destroy has_many :tags accepts_nested_attributes_for :tags, :allow_destroy => :true, :reject_if => proc { |attrs| attrs.all? { |k, v| v.blank? or v.nil? } } end rails c

In the example below, what is the dash doing between the class attribute and array: (field_helpers - [:label, :check_box, :radio_button, :fields_for, :hidden_field, :file_field]).each do |selector| -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to

I have two models, links and tags, associated through a 3rd model, link_tags. I added the following to my link model, has_many :tags, :through => :link_tags has_many :link_tags accepts_nested_attributes_for :tags, :allow_destroy => :false, :reject_if => proc { |attrs| attrs.all? { |k, v| v.blank? } } and put this in a partial called by the new and edit forms for links,

ruby 2.0.0p0 (2013-02-24 revision 39474) [x86_64-darwin12.3.0] Rails 3.2.13 I have a validates ... :uniqueness constraint on one of the attributes of an ActiveRecord class. In my test suite, I set the attribute from the same attribute in a record in the fixture. I then send invalid? to the object under test. invalid? returns _false_, and the .errors object for the record shows no errors. A

Hi! I got a class named EinsatzFilter which I serialized to session. Before saving to session it works afterwards I keep getting the message: "undefined method `to_s'' for #<Person:0x38c6ab8>". "Person" is a from ActiveRecord::Base inherited class. Code: class EinsatzFilter include ApplicationHelper attr_reader :personen, :monat, :projekte, :kunde

Hi Am building a nested form and my code works fine with sqlite3 but throws errors when using Oracle during update action. Am getting the following error: ActiveRecord::RecordNotFound in AWRequestsController#update Couldn''t find WADetail with ID=5000000015 for AWRequest with ID=5000000022.0 Request *Parameters*: {"utf8"=>"✓",

Hello, Have a question related scope definition. I need to define a scope based on related model attribute values like this. class Product < ActiveRecord::Base belongs_to :currency scope :with_currency, lambda { |currency| unless currency.to_s.upcase == ''ALL'' # here I need to define a scope that would test for currency.char_code to match a passed value # something

Was going to have a variety of request params sent in and use a class_attribute that would define types of request parameters that are allowed. strong_parameters wouldn''t be too much trouble in such a case if it would allow me to manually permit some attributes (dynamically determined) in the controller but allow strong_parameters to enforce security of others. Is this something

Getting strange loading problem.. >> bundle exec rspec -p spec/models/* give error: .. .rvm/gems/ruby-1.9.2-p290/gems/activesupport-3.1.1/lib/active_support/ dependencies.rb:240:in `require'': no such file to load -- rspec/rails (LoadError) from /home/slava/.rvm/gems/ruby-1.9.2-p290/gems/activesupport-3.1.1/ lib/active_support/dependencies.rb:240:in `block in require'' from

Folks, I am trying to use the Savage Beast plugin in a polymorphic way. I have setup my model as below # Leaving out other details from models class Forum < ActiveRecord::Base has_one :recent_topic, :class_name => ''Topic'', :order => ''sticky desc, replied_at desc'' belongs_to :forum_owner, :polymorphic => true # Helps keep track of which

Hi everyone, I have the following classes: class User < ActiveRecord::Base devise :database_authenticatable, :registerable, :timeoutable, :recoverable, :rememberable, :trackable, :validatable has_many :comments, :dependent => destroy ... end class Comment < ActiveRecord::Base belongs_to :user belongs_to :commentable, :polymorphic => true ... end In rails console,

Hi, I have come across attr :location_string inside a class definition in Rails application. class Web < class Params attr :location_string def .... end .... end I know how attr_accessor, attr_reader or attr_writer works. But I don''t have any idea on attr in Rails. Can you kindly explain what it does? Thanks, Christopher -- Posted via http://www.ruby-forum.com/. --

Hi, What does the @attr.merge in something like: it "should require a password" do User.new(@attr.merge(:password => "", :password_confirmation => "")). should_not be_valid end do? -- Posted via http://www.ruby-forum.com/. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group.

I have written the Users controller and Spec tests correctly for the "successful creation" in the User controller however I get the following two errors: 1) UsersController POST ''create'' success should create a user Failure/Error: lambda do count should have been changed by 1, but was changed by 0 #