similar to: Select not maintaining state on nested form with

I need to add a blank or dashed field to the options_from_collection_for_select helper but can''t seem to get it to work. Tried this, but with no effect: <%= options_from_collection_for_select @airlines, ''id'', ''name''], {:include_blank=>true} %> Anyone know how to do this? Thanks, -S -- Posted via http://www.ruby-forum.com/.

I''m having problems to make the selected works, i''ve been trying with select and options_from_collection_for_select. I''ve tried, :selected, :selected_key, :selected_value, and all i can got from the doc page ( http://rubyonrails.org/api/classes/ActionView/Helpers/FormOptionsHelper.html#M000399 ) and from wiki. Code: select(''informacao'',

Got a weird situation with an update put to a controller with a form with nested attributes. On the data below, I am updating data for both items (''0'' and ''1'') in rosters_attributes (in the example below I am updating the ''name'' attribute to a new value in both cases. What I am stuck on is that ''1'' gets its data updated,

Hi ! I have Event belongs_to Category. The generated source is: <p><label for="event_category">Category</label><br/> <select id="event_category" name="event[category]"> <option value="8">Introduction</option> <option value="7">Programming</option> </select></p> Notice no

Hi, I''m using fields_for and a time_select but he isn''t saving the time in the db just 00:00:00 All the other fields are fine, but the time_field isn''t working:s This is my code: <% form_for :activity, @activity,:url => {:action => "create"} do |activity_form| %> <td><%= activity_form.time_select :datum_1_twrak_van, :order =>[ :hour,

Hi, I''ve got a table with an inserted_at column. When I insert a record it automatically injects the current date/time, all is well. Then when I insert a second record, it uses the exact same timestamp that is used in the first record. This behavior only seems to occur in production mode. When I restart the server, the problem goes away but then immidetatly occurs again on the

I''m close to getting this to work, but not quite there. I''m trying to implement a dropdown control, with the current choice selected. I have the following code in the view: 5 <select id="product_product_type" name="product[product_type]"> 6 <%= 7 types = ProductType.find(:all, :order => "product_type") 8

I''m trying to use options_from_collection_for_select to generate options for a multiple select: <select id="metro_area_states" name="states[]" size="10" multiple="multiple"> <%= options_from_collection_for_select State.find(:all), :id, :name, @metro_area.states %> </select> When selecting values for the first time, it works

Hi I''m having a issue with one object when try to update the attributes in this object previously saved in the database I have one object comp and one object reg they have this relationship comp has_many regs reg belongs_to comp when run use the method valid? like this current_contribuyente.comps.build(params[:comp]).valid? it returns: IndexError (string not matched) And when

This code: <p> <label for="resource_type">Type</label><br/> <%= select(:resource, :type, %w{ Web Data }, { :include_blank => true }) %> </p> Produces this error: TypeError in Resources#new Showing app/views/resources/_form.rhtml where line #6 raised: wrong argument type String (expected Module) Extracted source (around line

I have a table with first_name and last_name, and wan''t to populate a drop-down with the id and the person''s name consisting of the first and last names concatenated together. Can''t figure out how to tell options_from_collection_for_select to do that. Any ideas? I basically need to do something like: <%= options_from_collection_for_select @media_creators,

Hi -- I''ve got a very strange error. I have an action called ''commit_input'' on a controller called ''SiteVisitController''. This definately exists, and is called from the functional test for it, and passes fine. My problem is with the form that is supposed to call this action. The form tag is: <%=

I''m in Rails 2.1, Ruby 1.8.6 -- http://pastie.org/211063 <%= params[:doctor_id] %> <%= options_from_collection_for_select(Doctor.active, :id, :name, :selected => params[:doctor_id]) %> <%= options_from_collection_for_select(Doctor.active, :id, :name, :selected_value => params[:doctor_id]) %> Returns: 53 <option value="49">Michael

I ran into a problem using options_from_collection_for_select : ActiveRecord::AssociationTypeMismatch (Topic expected, got String): /usr/local/lib/ruby/gems/1.8/gems/activerecord-1.13.2/lib/ active_record/associations/association_collection.rb:128:in `raise_on_type_mismatch'' /usr/local/lib/ruby/gems/1.8/gems/activerecord-1.13.2/lib/

i am kind of desparated i try with options_from_collection_for_select to get option values, but it says You have a nil object when you didn''t expect it! You might have expected an instance of Array. The error occured while evaluating nil.inject but @customers is not empty -> def get_customer @customers=Customer.find_all end i have tested it and also the attributes "id"

Hi everyone, I''m stuck on something that seems to be super easy, but maybe I''m just too tired to see the obvious answer. I''m trying to make a drop down with select_tag and options_from_collection_for_select. I''m trying to fill this drop down list with different human races (white, black, hispanic, etc. in the database under the name field, with a unique id

Guys, I''m using select_tag to display a non-model dropdown, which works fine. However, I''ve tried every which way to use the :include_blank => true option, but it simply won''t display a blank value. Using :include_blank => true with select on model fields works fine. Can someone please show me a working example? -- Posted via http://www.ruby-forum.com/.

Anyone know how I could trunicate the names of a passed in array in options_from_collection_for_select? I tried a few things but nothing worked. Any ideas would be appreciated! <%= options_from_collection_for_select available_projects, :id, :name, @selected_project_id %> -- Posted via http://www.ruby-forum.com/.

hey, i need a select list with a id property and not name, cuz i just ajax with this list and it checks on id not name if @request.post? #called by ajax if @request.xml_http_request? #called by ajax @geotag_id=params[:geotag_id].nil? ? -2 : params[:geotag_id] else @geotag_id=params[:geotag][:id].blank? ? -1:params[:geotag][:id] end else @geotag_id = -1 end i use this @geotags =

Hi I have a set of data with both quantitative and categorical predictors. After scaling of response variable, i looked for multicollinearity (VIF values) among the predictors and removed the predictors who were hinding some of the other significant predictors. I'm curious to know whether the predictors (who are not significant) while doing simple 'lm' will be involved in