similar to: Problem with undefined variable current_user

Newbie learning Rails. I''m currently on Chp9 here: http://railstutorial.org/chapters/sign-in-sign-out#top At the end of the tutorial, rails is erroring (see below). being new to Rails and after having checked the tutorial... How do you resolve this kind of error. It''s saying current_user is not defined, and it is supposed to be defined with/Sites/sample_app/app/helpers/

Hi all, I am trying to reproduce rails 3.2 behaviour with fields_for and nested attributes. class ControllerAction < ActiveRecord::Base has_many :interactions, dependent: :destroy has_many :roles, through: :interactions scope :controllers, lambda {|name| where("controller_name_id = ?", name)} scope :actions, lambda {|name| where("action_name_id =

#user.rb ------> Model class User < ActiveRecord::Base attr_accessible :email, :name, :password, :password_confirmation has_secure_password before_save :create_remember_token . . . . . . . private def create_remember_token self.remember_token = SecureRandom.urlsafe_base64 end end #sessions_controller.rb ------->

Hi Guys, Facing a weird error . Errno::EAFNOSUPPORT: Address family not supported by protocol - socket(2) It seems to be happening with mail sending mail . I am using AUTHSMTP to send mails . Unable to send mail and the app breaks . Any help will be appreciated . Same code worked with ruby 1.8 and rails 2.3.x . *Configuration* Rails 3.2 Ruby 1.9 Engineyard , Linux Instance *Backtrace :*

Hi Guys, Facing a weird error . Errno::EAFNOSUPPORT: Address family not supported by protocol - socket(2) It seems to be happening with mail sending mail . I am using AUTHSMTP to send mails . Unable to send mail and the app breaks . Any help will be appreciated . Same code worked with ruby 1.8 and rails 2.3.x . *Configuration* Rails 3.2 Ruby 1.9 Engineyard , Linux Instance *Backtrace :*

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 --

Studying the RoR 3 Tutorial book by Michael Hartl and on page 345 there''s the code inside the SessionsHelper: _________________________________________________________ module SessionsHelper def sign_in(user) cookies.permanent.signed[:remember_token] = [user.id, user.sault] self.current_user = user end end __________________________________________________________ What is the purpose

Hello everybody, I have some troubles with uploading files in my Rails project. I use Rails 3, Ruby 1.9.2, rack 1.2.1, and both webrick / passenger on apache I was investigating and have isolated the strange behaviour on a simple empty project: view: <% form_tag({:action => ''upload''}, :multipart => true) do %> <%=text_field_tag :desc %>

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"=>"✓",

I''m walking through an example in the "Head First Rails" book, but, instead doing the examples using Rails3.0.0.rc. But, I''m getting this error when browsing for example: http://localhost:3000/advs/1 undefined method `eq'' for nil:NilClass Provided that my advs_controller.rb is as follows: http://pastie.org/private/cd9zntg2ite57ept288kfa Any ideas why

Hi all, Thank you for everyone that participated in the first round of the discussion <http://lists.llvm.org/pipermail/llvm-dev/2020-January/138267.html>. I’ve incorporated feedback into the draft of the proposal, and I’d appreciate it if you could take another look and share your thoughts. One piece of feedback is that GitHub gists aren’t great for detailed feedback and iteration, so I

I need some help please.. when I created web application about books market, i create a cart and using test the message error appear like this on rake test:functionals LineItemsControllerTest > test_should_create_line_item > ERROR > Cannot redirect to nil! and also appear on web side, thats error told that "Cannot redirect to nil!" Then i was checking the code,

im working with active admin i have collection_select or dropdown box that populates the packages and crews im just wondering i why this undefined method `[]'' for nil:NilClass` i dont know what happened but it run few days ago and tested it once but now it raises this error are there possible way to solve this? def create @package = Package.find(params[:package_crew][:package_id])

Have been developing on 3.0.0beta4 and just updated to 3.0.0.rc. When I try to link_to() a User object that previously had worked, I get the following: ActionView::Template::Error (No route matches {:action=>"destroy", :controller=>"games", :id=>#<User ..... > Yet I have in my routes.rb file has resources :users and my "rake routes" shows:

I can successfully get the contacts from google using OAuth gem in rails. my gmail configuration is : :google=>{ :key=>"***", :secret=>"***", :expose => true, :scope=>"https://www.google.com/m8/feeds/" } now i want to get contact from yahoo and hot mail. How to get that contact I have given following configuration in my

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

I have a Cappuccino app that I am integrating with a Rails backend. A key feature of the app is authentication which is managed entirely by rails. The way I set it up is that the cappuccino js conditionally executes if the user is logged in, like this: <% if signed_in? %> <div id="cappuccino-body"> <script type="text/javascript"> document.write("Hello

Hello, Following up on last week's LLVM-Dev meeting where we discussed MemorySSA related topics, I created the following google doc <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#> with some of the meeting notes and planning for future meetings. For those who participated, please feel free to add items I may have missed into the document and cc

I started getting exception notifications recently from the server just about the time I upgraded to Rails 3.2. I don''t know if that is a coincidence or not. Evidently some robot is hitting my site with: mydomain.com?iframe=true&width=100%&height=100% and that is throwing an exception. I have two questions: 1) First, just out of curiosity, who puts

Dear All, I am glad to be part of GSoC 2016 with LLVM organization. I am a first year PhD student at IIT Hyderabad, India and my research area is compiler optimizations using polyhedral model. My GSoC 2016 project is to implement Polly as an Analysis pass in LLVM [1]. We have a discussion on Polly-dev mailing list [2] on taking a better approach to implement this project. Based upon this