similar to: Contingent Select Boxes - 2 Q's

Something is getting lost here. def create @home = Team.find_by_user_id(current_user.id) for player in @home.players player.update_attribute(:game_id, @game.id) end end def show @players = Player.find_all_by_game_id(params[:id]) end view <%= @players.size %> # mistakenly equals zero Played with the console and everything should be working fine...

Hello. I''m trying to do the video tutorial "how to build a blog engine in 15 minutes with ruby on rails" from the main rubyonrails website, and I''m getting an error when I try to use scaffold :post after editing my config file for the mysql database. Here is the exact error I''m getting: ActiveRecord::StatementInvalid in BlogController#index

Looking for suggestions on following two queries. Query 1 ------------------------------ Are the two following lines of code different in Ruby / Rails ( in a *.html.erb) file. <% if @forms.count != 0 %> <!-- first code --> Vs. <% if @forms.count %> <!--second code --> @forms is an array of objects. Coming from "C" language development background, i thought

I can''t get my view to display the most recent parameters from an associated object in a view... here is a birds-eye of my app: I have two models, Ferms and Kinetics. Ferm has_many :kinetics, Kinetic belongs_to :ferm. Kinetic has the fields ferm_id, brix and temp. In my ferms/index view I have a table listing the attributes of each ferm instance. I would like to display the most recent

Howdy everyone. I am using modalbox which is very nice an easy to use. I have this for an edit for a company listing: <td><%= link_to(''Manage Companies'', {}, :onclick => ''Modalbox.show(\''/ companies/edit/#{company.id}\'', {width: 600}); return false;'') %></td> The link is not putting the company.id in it puts #{

Hi I have a strange problem, I am using the below code form_remote_tag :url => ''/abc/test'',:before => "return hello();", :update=>''test_categories'' ,:complete => "Element.hide(''spinner'')", :loading => "Element.show(''spinner'')" do I am using :before=> function to validate the

Rails documentation gives examples of using option_groups_from_collection_for_select with two tables/objects. How could it be done with one? Example that almost works: I have a form to enter address from both the United States and Canada. It has the following: ====new.html.erb==== <%= select_tag( :state, option_groups_from_collection_for_select( State.countries, :country,

Hi In my app , a user can create a set of question then a table is dynamily created , in the database,to store the answers of the questions. the name of the table is answers_x (x is the id of the questionniare). Is it possible to dynamicly create a model, to handle the answer_x tables ?? I can''t manually create a model then restart the server.

[~/kallori]# rake db:migrate (in /home/gm/kallori) no such file to load -- hmac-sha1 /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'' /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'' /home/gm/kallori/vendor/rails/activesupport/lib/active_support/ dependencies.rb:510:in `require''

I am making an ajax call from js to call a method (assocboxchange) in my controller (AssociatesController), using XMLHttpRequest. I know the XMLHttpRequest works fine because I use it in other places with success. My problem is my URL I am using for this request doesn;t access the method in my controller which I (think) I am specifying. I am having it post to /channels/assocboxchange/" with

I know I must be doing something dumb, but I can''t seem to send a local variable to my partial. The below code leads to the following error: NameError in Residential_listings#new undefined local variable or method `foo'' for #<ActionView::Base: 0x3fb53f8> I am trying to call the variable ''foo'' in a partial called _attachment.html.erb, which is nested in

I have an int, ''floorfrozen,'' in my table, ''channels'' that can take a value of 0 or 1. When I render a page, an image in a link_to_remote is called differently depending what the value of channel.floorfrozen is, in a partial, as follows: <% if @channel.floorfrozen %> <%= link_to_remote image_tag("/images/icecube.gif"), {:url =>

I''m banging my head over this really strange error in a view test when I run "rake spec". The weird thing is that I don''t get the error when I run the spec file by itself. Here is the spec (I know, fixtures are the devil): describe "/units/new.html.erb here" do fixtures :units, :accounts, :groups it_should_behave_like

Hello, I''ve come across an issue that I''m sure is a bug when using after_create with a has_one association, but I''m not 100% certain if I''m missing something. This is pretty much exactly the code I''m using. Two simple classes (Account and Contact) and I create the contact after I create an account (via after_create). I''m not passing in a

Hi Hoping someone has had experience with this or can tell me where to start investigating. I''ve got a Rails app with Devise authentication running on a server cluster behind a load balancer, so requests to the website will alternately hit one server, or the other. My problem occurs when I try to register a new user. Everything goes fine, I get the confirmation email, I click the link,

Assuming you have Person that has_many :messages, what will it happen if it has 10000 messages? Will rails attempt to initialize @person.messages with 10000 rows from database? If that is the case, is combining finder_sql and counter_sql the common practice to avoid this? Bogdan _______________________________________________ Rails mailing list

If I download a package -- how can I explore what it does? For instance, I downloaded the TTR package of off CRAN -- but how can I find out what it does? Is there a type of API doc for each package? JB

I changed fairly much in my app without constant testing ( my bad ) now i get an error which I cannot seem to debug point my finger on. I have a home controller which just displays a welcome page this had a index only action. Whatever controller I try to open i always get above error message ActionView::TemplateError (undefined method `show'' for

I''m using the One-click 1.8.7rc2 Ruby Windows installer, everything has been working fine up till now, when i want to start getting into testing, i got this error, any reason why? C:/Ruby/bin/ruby -Ilib;test "C:/Ruby/lib/ruby/gems/1.8/gems/rake-0.8.3/ lib/rake/rake_test_loader.rb" "test/unit/word_test.rb" C:/Ruby/lib/ruby/1.8/erb.rb:469:in `scan'': You have a

Hi, I''ve got a Rails app working that includes two two classes, etc.: Expense & Vendor. I eventually learned that the mental concept I had of their relationship should be express in Rails as: class Expense < ActiveRecord::Base; belongs_to :vendor; end class Vendor < ActiveRecord::Base; has_many :expenses; end