similar to: request.remote_ip with AJAX

I have a strange problem with setting request.format = :mobile I can reproduce this problem on a completely fresh Rails 3.0.7 app with no special gems. This seemed to work well in Rails 2 but for some reason is hiccuping here, not sure what''s different in Rails 3 that makes this hiccup. If you look at the stack track, it doesn''t even pass through my app stack once -- weird --

I tried gem install engineyard-dns and got the following error: ERROR: While executing gem ... (NoMethodError) undefined method `call'' for nil:NilClass what Im doing wrong? -- 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

why would I be getting this error after submitting my form? NoMethodError in EchantillonsController#create undefined method `call'' for nil:NilClass This is my create method in the controller: def create @echantillon = Echantillon.new(params[:echantillon]) @echantillon.set_eros_values respond_to do |format| if @echantillon.save if

Hi all, I am trying to upgrade my rails 2 app to 3 and am getting this error when trying to login: NoMethodError in AuthenticateController#authenticate undefined method `to_sym'' for nil:NilClass The stack trace is: activerecord (3.2.2) lib/active_record/validations/uniqueness.rb:26:in `validate_each'' activemodel (3.2.2) lib/active_model/validator.rb:153:in

Hello everyone, I am developing my application and I created a scaffold called listas, but when I acess /listas/new I get this error message: NoMethodError in Listas#new Showing /home/rodrigo3n/code/listeiroo/app/views/listas/_form.html.erb where line #15 raised: undefined method `deep_symbolize_keys'' for nil:NilClass Extracted source (around line #15): 12: <% end %> 13: 14:

Hello, I have a problem with the paperclip, I put on my GemFile gem "paperclip", "~> 2.6.0" I create a migrate class FileUpload < ActiveRecord::Migration def up change_table :projects do |t| t.has_attached_file :image end end def down drop_attached_file :projects, :image end end on my model I put class Project < ActiveRecord::Base

Hello, I''m using the spreadsheet/excel gem to generate an excel sheet that I want user to be able to download it once it''s generated. Please take a look on the below code: @contacts=Contact.find(:all) if @contacts.size>0 file="#{Date.today}_Report.xls" workbook=Spreadsheet::Excel.new("#{RAILS_ROOT}/public/reports/#{file}")

Hi Guys, So basically I want a contact form to appear on all the service pages. I''ve already created a contact form for the contact page which works perfectly using this tutorial: http://matharvard.ca/posts/2011/aug/22/contact-form-in-rails-3/ Now I would like to implement this approach on the service pages, and it works until I push the Submit button, when I get the following error:

Thanks in advance I want to know how to solve No method errors Agile Rails 4th ed Great book But second time I get this type of error I would like to know how to troubleshoot and resolve Please see below thanks once again NoMethodError in Store#index Showing C:/rails/shop9/app/views/line_items/_line_item.html.erb where line #9 raised: undefined method `title'' for nil:NilClass

hello, I have a model (item) with one attachment (photo) and one style (small): class Producto < ActiveRecord::Base has_attached_file :photo, :styles => { :small => "50x50"}, end I would like to add a new style (:large), so I modify item.rb: class Producto < ActiveRecord::Base has_attached_file :photo, :styles => {{ :small => "50x50"},{ :large =>

hi im reading through the topic above and trying to apply it to my app. as reference i found:http://leopard.in.ua/2012/07/08/using-cors-with-rails/ my prob is that i dont see the ''preflight'', meaning the first request prior the actual post, which should(?) deliver this: request.request_method==''OPTIONS'' the js code look like this: $.ajax ({ type:

Hi: I am using Rails 2.3.5 with paperclip, mime-types and uploadify. So far the application is working in development environment. But when I switched to the production environment, it produced the following error. NoMethodError (private method `chomp'' called for nil:NilClass): /usr/lib/ruby/gems/1.8/gems/mime-types-1.16/lib/mime/types.rb:665:in `type_for''

Here''s the trace, NoMethodError: undefined method `accept'' for nil:NilClass from /Users/blaine/.rvm/gems/ruby-1.9.2-p290/gems/activerecord-3.2.3/lib/active_record/connection_adapters/abstract/database_statements.rb:7:in `to_sql'' from

Hi I have problem trying to pass the signin failure test. This is the test code of the sessions_controller.rb def create user = User.authenticate(params[:session][:email], params[:session][:password]) if user.nil? flash.now[:error] = "Invalid email/password combination." @title = "Sign in" render

So I am getting the error NoMethodError in UsersController#show error undefined method `feed'' for nil:NilClass {"authenticity_token"=>"zalkdfsjfksjd;lfs;lfksdkf/2tPzo=", "login"=>"session", "password"=>"admin", "commit"=>"Log in"} Why is login being set to "session"? Instead of the

Hi guys, I just started using Ruby on Rails. After implementing the RoR blog tutorial I started with my own data model. Sadly I am not able to get my create page running. Model: class Activity < ActiveRecord::Base validates :activity, :presence => true validates :forKids, :presence => true validates :start_date, :presence => true end Controller: class ActivitiesController <

I am making an ajax call to my controller. Controller is sending in the response in an instance variable(as a json object). How can I access the same in my ajax javascript? This is my ajax call code: $(document).ready(function(){ var currentCellText; $(".inline").click(function() { currentCellText = $(this).text(); $.ajax({ type: ''GET'', dataType: "json",

Hi, I have an error when i use rake test, plz help akyen@ubuntu:~/Desktop/p$ rake test WARNING: Global access to Rake DSL methods is deprecated. Please include ... Rake::DSL into classes and modules which use the Rake DSL methods. WARNING: DSL method Pictographs::Application#task called at /usr/local/ lib/ruby/gems/1.9.1/gems/railties-3.0.7/lib/rails/application.rb: 215:in

Hi I have another question for how best to do this. Now I have been following the tutorial at: http://www.tunaslut.com/learning-ruby-drop-down-lists-in-one-to-many-relationships, however when I change the view over from <% @cities.each do |city| %> <tr> <td><%=h city.city_name %></td> <td><%=h city.country_id %></td> to: <%

When I create a table with the following SQL: # create table foos (id SERIAL, content VARCHAR(255)); And define a class as follows: class Foo < ActiveRecord::Base serialize :content, JSON end Creating a new instance of the class gives an error: > f = Foo.new NoMethodError: undefined method `read'' for nil:NilClass from