similar to: How the difference between Observer and Sweeper?

I''ve setup two models, 1 and 2, that are associated by has_and_belongs_to_many. I''m trying to get an attribute from model_1 to use in a method in model_2. When I use the code below, I get an error saying ''undefined method model_1_id''. What am I missing? Thanks! Model_2.rb Class Model_2 < ActiveRecord::Base ... has_and_belongs_to_many :model_1 def

Hi, I just tried Ruby on Rails (with RailsInstaller 2.1.0) and it works fine on my PC. However, when I put this on the website, I got the following error message: Could not find multi_json-1.3.6 in any of the sources (Bundler::GemNotFound) The problem is that the website has multi_json 1.0.4. The website allows me to download my own gems, but after the process, it is located at

I am trying to render a file from Subject resource in a User resource view. I am getting error: undefined method `each'' for nil:NilClass. Apparently @subject is nil but not sure how to fix this... Here is User resourve view (users/show.html.erb) <%= render ''subjects/index'' %> Here is subjects_controller def show @subject = Subject.find(params[:id]) ...

Hi, I am a junior developer searching for remote job. Please find more information on my attached CV. Kind regards, Stefanos Attachments: http://www.ruby-forum.com/attachment/8688/CV-Stefanos.docx -- Posted via http://www.ruby-forum.com/. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and

Hi, anybody please help me out,am using rails 3 but using this flash[:notice] doesnot works, i have used this in controllers. any idea ? please help. Regards, Manoj -- Posted via http://www.ruby-forum.com/. -- 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 to install Ruby 1.8.7 and Rails 2.8.3,i am using ubuntu 11. Thank you -- Posted via http://www.ruby-forum.com/. -- 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 rubyonrails-talk-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To unsubscribe from this group, send email to

Observers will be no more as of Rails 4, farewell, never been much of a fan. However, I''m using it in one of my gems which enables model attributes for use with a WYSIWYM editor. The resulting markup is persisted, but in order to use it in a view, it has to be nokogiried in a helper which fragment caches the result. This cache has to be zapped once the model instance is either

array=["1","3","4"] How do i convert this array to sessionarraydb_array=[1,3,4,] -- Posted via http://www.ruby-forum.com/. -- 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 rubyonrails-talk-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To unsubscribe from

There is no any mention about it neither in API nor in Guide. How to use these features? The only gist with two sentences is in db/seed.rb file. That''s really not enough. -- Posted via http://www.ruby-forum.com/. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and stop receiving emails

I am using Rails 1.2.3 and Active scaffold 1.1.1 My requirement is to send the export of users data weekly to the admin as email via cron. How can i automate the process of exporting csv and storing it at a place? So that i can pick it from there and attach to the email before sending? -- Posted via http://www.ruby-forum.com/. -- You received this message because you are subscribed to the

I have 2 distinct types of users (artists and curators) in my system and they currently share all associations (eg has_one :portfolio). However, a curator shouldn''t have a portfolio so I would like to only add that association when required. Obviously I could just return nil for that method, but it doesn''t feel right having that there in the first place. What''s the best

hi!! i am a newbie in ROR, I am getting this error i understand what the error says but don''y know why i am getting this error. ActiveRecord::StatementInvalid in UserController#new Mysql::Error: Table ''user.users'' doesn''t exist: SHOW FULL FIELDS FROM `users` def new @user = User.new end def edit my user controller file contains :- class

Hi, This query is a replica of the link http://railsforum.com/viewtopic.php?id=51231. As I was unable to get any replies from the rails forum, I am posting the same here. I have developed an app using Rails 3. I have a table made to look like a calendar. I wanted to know if there were any methods or gems to acheive right click(context menu) action on the dates WITHOUT javascripts or

So I just got involved in a huge team project with RoR and PostgreSQL. But I can''t find anywhere on the internet to find a proper way to put them together. I did find one but it is for iOS :-/ http://railscasts.com/episodes/342-migrating-to-postgresql?view=asciicast I have them both installed and the gem package for postgres also. the database.yml is already configured. I just

i''m using gem Remarkable activerecord for association. i''ve installed remarkable and remarkable activerecrod both gem. i''ve added both gem in my Gemfile. i''ve added "remarkable_activerecord" as required in spec_helper.rb. describe Authentication do FactoryGirl.build(:authentication).should belong_to(:user)

What am I doing wrong?? ****@ubuntu:~/ruby/things_i_bought$ rake db:migrate Rails 4 prefers to run on Ruby 2.0. You''re running ruby 1.8.7 (2011-06-30 patchlevel 352) [i686-linux] Please upgrade to Ruby 1.9.3 or newer to continue. ****@ubuntu:~/ruby/things_i_bought$ ruby -v ruby 2.0.0p0 (2013-02-24 revision 39474) [i686-linux] ****@ubuntu:~/ruby/things_i_bought$ rvm

Hi, The following controller method taking me into infinite loop. Once the update action completes I want to reload the ''index'' page. May I know why it is going into infinite loop? def update Device.find_by_id( params[:device_id] ).driver = ( params[:driver_id] == 0 ) ? nil : Driver.find_by_id( params[:driver_id] ) redirect_to :action => :index, :tab =>

This is the code if !params[:ratings].nil? params[:ratings].each_key do |r| @selected_ratings << r @movies << Movie.where(''rating = :rating'', :rating => r) @sort = params[:sort] end elsif @selected_ratings = @all_ratings @movies = Movie.order(@sort) @sort = params[:sort] end This is the error You have a nil object

rails 3.2.11 My app has User model, its one of the fields is entrepreneur:boolean. So users have two types; one is normal users, the other is professional users. For normal users, only emails and usernames are required and other fields are optional. For professional users, in addition to above, addresses and real names are required. Is there any Ruby way to set the requirement depending on the

Hi, I am new to ROR and learning it. In my controller I have an admins record and I am passing that admin object to the admin''s view page to get the name of the admin. But when I try to access the name it is showing error as "undefined method `name'' for :current_admin:Symbol".. Please help.. Please find my code below Sessions Controller def create