similar to: Calculate methods on attr_accessor objects

Greetings, I have a problem with attr_accessor and create seemingly being at odds with each other in my environment. Here is the setup: A simple class representing a US State (say, Maine for example): class State < ActiveRecord::Base attr_accessor(:name, :code) end In an IRB session, I type the following and receive the response included below: >>

Hi, What''s the difference between attr_accessor and attr_accessible? Is attr_accessor to create a virtual variable/object and attr_accessible makes it accessible? Do you need attr_accessible if you already have attr_accessor? Thanks! -- Posted via http://www.ruby-forum.com/. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails:

I''m going though the paper back edition of agile development with Rails. On page #128 I encountered following lines of code: attr_accessor :password attr_accessible :name,:password What''s the difference between attr_accessor and attr_accessible? -=- Neeraj _______________________________________________ Rails mailing list

i''m still new to rails and working on digesting everything i come across. recently i came across these two. what is the difference between attr_accessor and attr_accessible? -- 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 want when the user clicks on a button on the browser "Perform monthly billing run" the controller to lanch a sql DML statment to be called (in the model?) than runs something like "insert into billing (item, qnt, total_cost, billing_run_timestamp select item, qnt, item*cost as total_cost, timestamp from services where service_end_date is null" How can I run a DML

Hi, I''ve got a model with the following attribute added: attr_accessor :level which does not exist in the database. After putting instances of this model in the cache (using Rails.cache.fetch(''foo'') { Category.all } ), when I retrieve it back from the cache, then trying to access .level gives: undefined method `level'' for #<Category:0x34d50a0>

This may be a dumb noob issue, but I haven''t found any answers while seaching the forum-- I have a controller method def edit @user = User.find params[:id] @user.password_confirmation = @user.password end The User class has an "attr_accessor :password_confirmation" definition (so "password_confirmation" doesn''t exist in the users table). My spec

pleas help -- Posted via http://www.ruby-forum.com/.

Please guide me how to use those two methods. I can''t differentiate them. I was doing something on my model and I have put one field in the attr_accessible method. After that when I try to run the app the app always says my other fields are blank, but they''re all filled up. What''s wrong with it? Thanks --~--~---------~--~----~------------~-------~--~----~ You received

i''m having trouble understanding the attr_accessor and attr_accessible syntax in models. I''m workink through the Agile book and even a look at the ruby doc does not really help to clarify. Thanks aftershock -- Posted via http://www.ruby-forum.com/.

I have more or less the same problem. I''m trying to build a system where users can enter their friends. But the solutions seems not to work for me. I used same sql: CREATE TABLE `friends` ( `user_id` int(11) NOT NULL default ''0'', `friend_id` int(11) NOT NULL default ''0'', KEY `user_id` (`user_id`), KEY `friend_id` (`friend_id`),

Windows XP Pro Rails 1.1.2 I need some help verifying this behavior that I''m seeing. BUG: Objects in session which are descendants of ActiveRecord::Base lose attributes on subsequent requests when using CGI::Session::MemoryStore. TO REPRODUCE: 0) Set up MemoryStore as the session database manager in the appropriate environment.rb file in config 1) Create a model object X that

I have a problem with a recent change to one of my models when created via Factory.create. class User < ActiveRecord::Base attr_accessor :tc_check validates :tc_check, :presence => true, :acceptance => true ... end The following definition fails, when calling Factory.create(:valid_user) Factory.define :valid_user, :class => User do |u| u.email

In a form_for context, is there a way to access objects that are related to the primary object with a belongs_to? I think an example will serve best: class User < ActiveRecord::Base belongs_to :person attr_accessor :username end class Person < ActiveRecord::Base has_one :user attr_accessor :first_name end <% form_for :user do |form| %> <%= form.text_field

I''m having trouble understanding Ruby''s concept of scope. Could someone explain the difference between the following 2 programs. They both return the same output "aaaaaaaa", but I''m just not sure about self in #1. Is self.day and self.title referring to and setting class variables or are they instance variables? Thanks in advance. # 1. class Session

When submitting billing information in the past I''ve always used attr_accessor for credit card details as they should not be saved in the database. In addition I always end up storing the card expiration date so that the date form helper works correctly. With Active Model it seems logical to create a CreditCard class to hold this data instead. **1st issue.** It seems there still

Hi All, I am new to Ruby and ROR I were trying to create small DSL for conditional validations valid_with_cond :bypass_validation do if self.addresses > 3 errors[:base] << "Can not have more than 3 addresses". end end By this I wanted to create array of method and call them all in custom validation method. this above code I wanted to do attr_accessor

With the help of several heroes here yesterday I beat my way into a working solution to adding comments to one or more models in my application using acts_as_comentable. Great plugin, but my implementation is lame. I need enlightenment. I have users who log in. For several views I want to let them add comments. Enter act_as_commentable which does just this -- it''s polymorphic, so you

I have a phone field in my table. But in my form i have two text boxes to get the phone number and the country code like below Enter country code ----- Enter phone code ------ In my table i have to save the phone code field after joining the above values with "-" symbol. Example => 0225-25874255 I dont have table field for country_code . So i created like below attr_accessor

Classes like activerecord, etc contains strange elements like ''belongs_to :something'', ''has_many :smth'' etc.. what is it? I can''t find them in ruby lang documentation.. it''s similar to ''attr_accessor'' and other costructions, how I can create my own constructions and how I must understand them? Could anyone give me some links