# Rails **URL:** https://www.ruby-forum.com/c/ruby-on-rails/6.md?page=1006 [Latest](https://www.ruby-forum.com/latest.md) · [Categories](https://www.ruby-forum.com/categories.md) · [Tags](https://www.ruby-forum.com/tags.md) **Page:** 1007 --- ## [Wrong number of arguments (3 for 2)](https://www.ruby-forum.com/t/wrong-number-of-arguments-3-for-2/161939)
**Author:** [@zqj](https://www.ruby-forum.com/u/zqj)\ **Replies:** 2\ **Last updated:** [March 4, 2009, 2:00pm UTC](https://www.ruby-forum.com/t/wrong-number-of-arguments-3-for-2/161939 "2009-03-04T14:00:27Z")
Showing vendor/plugins/community\_engine/app/views/users/new.html.haml where line #40 raised: wrong number of arguments (3 for 2) Extracted source (around line #40): 37: %label{“for”=\>“birthdate”} 38: … --- ## [Before\_filter - How to?](https://www.ruby-forum.com/t/before-filter-how-to/161976)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 1\ **Last updated:** [March 4, 2009, 1:58pm UTC](https://www.ruby-forum.com/t/before-filter-how-to/161976 "2009-03-04T13:58:42Z")
Hi, i have functions for which i use before\_filter before\_filter :find\_customer, :except =\> \[:index, :new, :create\] Do i need to use another before\_filter for another set of functions like before\_filter :countries\_list… --- ## [Img & link inline?](https://www.ruby-forum.com/t/img-link-inline/161942)
**Author:** [@loader](https://www.ruby-forum.com/u/loader)\ **Replies:** 1\ **Last updated:** [March 4, 2009, 1:33pm UTC](https://www.ruby-forum.com/t/img-link-inline/161942 "2009-03-04T13:33:30Z")
Hello everyone! I Have a small image (icone) followed by an icone. Here is my code : \<%= image\_tag “/error.png” if (…) -%\>\<%= link\_to post.id, post\_path(post) %\> My question is : how can I have this two things inline… --- ## [How to get session values in rails 2.3](https://www.ruby-forum.com/t/how-to-get-session-values-in-rails-2-3/161969)
**Author:** [@mokkai](https://www.ruby-forum.com/u/mokkai)\ **Replies:** 2\ **Last updated:** [March 4, 2009, 12:34pm UTC](https://www.ruby-forum.com/t/how-to-get-session-values-in-rails-2-3/161969 "2009-03-04T12:34:07Z")
in rails 2.3.0 DEPRECATION WARNING: Disabling sessions for a single controller has been deprecated. Sessions are now lazy loaded. So if you don’t access them, consider them off. You can still modify the session cookie… --- ## [Which are the right :joins for two models in which one has two belongs\_to the other same model?](https://www.ruby-forum.com/t/which-are-the-right-joins-for-two-models-in-which-one-has-two-belongs-to-the-other-same-model/161974)
**Author:** [@gabriele](https://www.ruby-forum.com/u/gabriele)\ **Replies:** 0\ **Last updated:** [March 4, 2009, 12:27pm UTC](https://www.ruby-forum.com/t/which-are-the-right-joins-for-two-models-in-which-one-has-two-belongs-to-the-other-same-model/161974 "2009-03-04T12:27:48Z")
Hi all, here is the main picture (obviously some snips are made): class JobFile \< ActiveRecord::Base belongs\_to :car belongs\_to :counterpart\_insurance, :class\_name =\> ‘Insurance’, :foreign\_key =\> ‘counterpart\_insura… --- ## [Find\_by\_sql](https://www.ruby-forum.com/t/find-by-sql/161973)
**Author:** [@chaitanya](https://www.ruby-forum.com/u/chaitanya)\ **Replies:** 1\ **Last updated:** [March 4, 2009, 12:21pm UTC](https://www.ruby-forum.com/t/find-by-sql/161973 "2009-03-04T12:21:21Z")
hello guys is there any method for retriving table values without a concerned model for that table. --- ## [Acts\_as\_taggable\_on\_steroids form](https://www.ruby-forum.com/t/acts-as-taggable-on-steroids-form/161971)
**Author:** [@katsuo](https://www.ruby-forum.com/u/katsuo)\ **Replies:** 0\ **Last updated:** [March 4, 2009, 12:03pm UTC](https://www.ruby-forum.com/t/acts-as-taggable-on-steroids-form/161971 "2009-03-04T12:03:40Z")
Hi, i need help with a way to add tags to titles. i can not enter any values to tags and tagging tables this way. title\_new.rhtml \<% form\_tag :action=\>‘title\_create’ do %\> Name:\<%= text\_field 'title', 'name' %\> Tag… --- ## [Insert rails into php](https://www.ruby-forum.com/t/insert-rails-into-php/160057)
**Author:** [@mokkai](https://www.ruby-forum.com/u/mokkai)\ **Replies:** 7\ **Last updated:** [March 4, 2009, 11:37am UTC](https://www.ruby-forum.com/t/insert-rails-into-php/160057 "2009-03-04T11:37:40Z")
hi experts, i have a PHP web application which consists of so much modules (like registration,billing,reports,etc…) i want to convert arround only 60% modules from PHP to Rails, that means remaining 40% modules shoul… --- ## [How to use Controller instance methods inside (Web Service) API Services](https://www.ruby-forum.com/t/how-to-use-controller-instance-methods-inside-web-service-api-services/161970)
**Author:** [@Piyush\_with\_Rails](https://www.ruby-forum.com/u/Piyush_with_Rails)\ **Replies:** 0\ **Last updated:** [March 4, 2009, 11:15am UTC](https://www.ruby-forum.com/t/how-to-use-controller-instance-methods-inside-web-service-api-services/161970 "2009-03-04T11:15:23Z")
Hi All, I am using AWS to implement web service APIs in rails and i am using Layered dispatching mode for implementation. Here i am not getting how can i use controller’s instance methods (both user defined and built… --- ## [Rails 2 blog screencast, ajax error](https://www.ruby-forum.com/t/rails-2-blog-screencast-ajax-error/161966)
**Author:** [@mdq](https://www.ruby-forum.com/u/mdq)\ **Replies:** 0\ **Last updated:** [March 4, 2009, 11:07am UTC](https://www.ruby-forum.com/t/rails-2-blog-screencast-ajax-error/161966 "2009-03-04T11:07:05Z")
I’ve been following the '15 minute blog ’ screencast on the rails site. Got to the part when you add ajax functionality to the comments form and when i try to post a new comment this way in Firefox, i get an alert win… --- ## [How to mix php and ruby / rails](https://www.ruby-forum.com/t/how-to-mix-php-and-ruby-rails/161967)
**Author:** [@ravigit](https://www.ruby-forum.com/u/ravigit)\ **Replies:** 0\ **Last updated:** [March 4, 2009, 11:07am UTC](https://www.ruby-forum.com/t/how-to-mix-php-and-ruby-rails/161967 "2009-03-04T11:07:05Z")
I have a php web application. I also have a ruby / rails application. I want to have the ruby / rails app generate it’s output within a section in the php web application. Is this possible? Normally, you can have a fu… --- ## [Updating DIV within Form](https://www.ruby-forum.com/t/updating-div-within-form/161968)
**Author:** [@someguy](https://www.ruby-forum.com/u/someguy)\ **Replies:** 0\ **Last updated:** [March 4, 2009, 11:07am UTC](https://www.ruby-forum.com/t/updating-div-within-form/161968 "2009-03-04T11:07:03Z")
I have DIV in my form that I successfully populate, however when I submit the form that now contains the new fields within the DIV, the fields in the DIV do not get sent in my request. I have the prototype javascript… --- ## [Creating list of values LOV](https://www.ruby-forum.com/t/creating-list-of-values-lov/196908)
**Author:** [@preethi](https://www.ruby-forum.com/u/preethi)\ **Replies:** 0\ **Last updated:** [March 4, 2009, 10:52am UTC](https://www.ruby-forum.com/t/creating-list-of-values-lov/196908 "2009-03-04T10:52:20Z")
Hi, I want to select some users from ‘n’ number of user, where, right now I’m using textboxes which take search criteria and populating a list box. I want to replace the whole thing with an LOV(list of values) featur… --- ## [Params and empty strings](https://www.ruby-forum.com/t/params-and-empty-strings/161960)
**Author:** [@giga](https://www.ruby-forum.com/u/giga)\ **Replies:** 1\ **Last updated:** [March 4, 2009, 9:29am UTC](https://www.ruby-forum.com/t/params-and-empty-strings/161960 "2009-03-04T09:29:31Z")
Is there some better way to do this? http://assertbuggy.blogspot.com/2007/06/ruby-on-rails-params-and-empty-strings.html --- ## [How to create LOV list of values](https://www.ruby-forum.com/t/how-to-create-lov-list-of-values/161959)
**Author:** [@preethi](https://www.ruby-forum.com/u/preethi)\ **Replies:** 0\ **Last updated:** [March 4, 2009, 9:16am UTC](https://www.ruby-forum.com/t/how-to-create-lov-list-of-values/161959 "2009-03-04T09:16:11Z")
Hi, I want to select some users from ‘n’ number of user, where, right now I’m using textboxes which take search criteria and populating a list box. I want to replace the whole thing with an LOV(list of values) featur… --- ## [Lightbox issue](https://www.ruby-forum.com/t/lightbox-issue/161950)
**Author:** [@radha](https://www.ruby-forum.com/u/radha)\ **Replies:** 0\ **Last updated:** [March 4, 2009, 5:55am UTC](https://www.ruby-forum.com/t/lightbox-issue/161950 "2009-03-04T05:55:00Z")
Hello friends, I m using lightbox in my rails application. After clicking on a link, lightbox opens but my problem is when user goes on pressing enter without clicking on a lightbox window, multiple lighboxs open. H… --- ## [Executing a ruby file](https://www.ruby-forum.com/t/executing-a-ruby-file/161798)
**Author:** [@sudhi](https://www.ruby-forum.com/u/sudhi)\ **Replies:** 8\ **Last updated:** [March 4, 2009, 4:26am UTC](https://www.ruby-forum.com/t/executing-a-ruby-file/161798 "2009-03-04T04:26:44Z")
Hi, I am a newbie to ruby and want to execute a ruby file that is provided as input. I want to be able to redirect the output of the execution to a log file as well. I am basically looking at executing a test.rb file… --- ## [Split textarea content into array](https://www.ruby-forum.com/t/split-textarea-content-into-array/161897)
**Author:** [@sudhi](https://www.ruby-forum.com/u/sudhi)\ **Replies:** 2\ **Last updated:** [March 4, 2009, 4:04am UTC](https://www.ruby-forum.com/t/split-textarea-content-into-array/161897 "2009-03-04T04:04:44Z")
Hi, I am a newbie to rails and have a problem to solve. I have textarea which provides as input Line1 Line2 Line3 I want this content to be split into an array using “\\r\\n” as the seperators. I tried to do the sp… --- ## [Using "join" on associated objects](https://www.ruby-forum.com/t/using-join-on-associated-objects/161921)
**Author:** [@partydrone](https://www.ruby-forum.com/u/partydrone)\ **Replies:** 3\ **Last updated:** [March 4, 2009, 3:35am UTC](https://www.ruby-forum.com/t/using-join-on-associated-objects/161921 "2009-03-04T03:35:22Z")
I have a model, Download, with a HABTM relationship to another model, Product. In the index view for Download, I want to list all of the associated products by name. Here is my view code for the table row: I’ve tried… --- ## [An external API wants to call our action with a param of action=](https://www.ruby-forum.com/t/an-external-api-wants-to-call-our-action-with-a-param-of-action/161851)
**Author:** [@Phlip](https://www.ruby-forum.com/u/Phlip)\ **Replies:** 4\ **Last updated:** [March 3, 2009, 11:27pm UTC](https://www.ruby-forum.com/t/an-external-api-wants-to-call-our-action-with-a-param-of-action/161851 "2009-03-03T23:27:18Z")
Railsters: “Convention over Configuration” rules, right? Especially when you indeed have the option to configure, when you need to, right? An affiliate of ours needs to send us a param query with ‘action=’ in it. T… --- ## [Rake db:migrate not saving latest version #](https://www.ruby-forum.com/t/rake-db-migrate-not-saving-latest-version/161932)
**Author:** [@gsterndale](https://www.ruby-forum.com/u/gsterndale)\ **Replies:** 0\ **Last updated:** [March 3, 2009, 11:20pm UTC](https://www.ruby-forum.com/t/rake-db-migrate-not-saving-latest-version/161932 "2009-03-03T23:20:50Z")
Howdy, I’m having some trouble migrating. From a fresh db, rake db:migrate runs successfully, with no errors. The tasks in the latest migration are performed with no problem. However, the latest version # is not sav… --- ## [New Browser Window using AJAX](https://www.ruby-forum.com/t/new-browser-window-using-ajax/161846)
**Author:** [@david](https://www.ruby-forum.com/u/david)\ **Replies:** 6\ **Last updated:** [March 3, 2009, 9:28pm UTC](https://www.ruby-forum.com/t/new-browser-window-using-ajax/161846 "2009-03-03T21:28:10Z")
Is it possible to create a new browser window popup with an ajax call? I want to open a new window and then trigger window.print() like google docs and maps. I know you can create new browser popups with link\_to by … --- ## [Multiple foreignkeys for same model with different meaning (User.received\_messages / User.sent\_mess](https://www.ruby-forum.com/t/multiple-foreignkeys-for-same-model-with-different-meaning-user-received-messages-user-sent-mess/161917)
**Author:** [@LpLpLp](https://www.ruby-forum.com/u/LpLpLp)\ **Replies:** 5\ **Last updated:** [March 3, 2009, 9:22pm UTC](https://www.ruby-forum.com/t/multiple-foreignkeys-for-same-model-with-different-meaning-user-received-messages-user-sent-mess/161917 "2009-03-03T21:22:53Z")
Hello, I have 2 models: User and Message Message: belongs\_to :sender, :class\_name=\>‘User’, :foreign\_key=\>‘sender\_id’ belongs\_to :receiver, :class\_name=\>‘User’, :foreign\_key=\>‘receiver\_id’ // MESSAGE-MIGRATION START … --- ## [Rails startup error in segments.rb](https://www.ruby-forum.com/t/rails-startup-error-in-segments-rb/159215)
**Author:** [@asoto](https://www.ruby-forum.com/u/asoto)\ **Replies:** 4\ **Last updated:** [March 3, 2009, 8:49pm UTC](https://www.ruby-forum.com/t/rails-startup-error-in-segments-rb/159215 "2009-03-03T20:49:39Z")
=\> Booting WEBrick… /usr/local/lib/ruby/gems/1.9.1/gems/actionpack-2.2.2/lib/ action\_controller/routing/segments.rb:6: warning: encoding option is ignored - N =\> Rails 2.2.2 application started on http://0.0.0.0:3000 … --- ## [Passing an SQL fragment in AR save](https://www.ruby-forum.com/t/passing-an-sql-fragment-in-ar-save/161904)
**Author:** [@byrnejb](https://www.ruby-forum.com/u/byrnejb)\ **Replies:** 2\ **Last updated:** [March 3, 2009, 8:07pm UTC](https://www.ruby-forum.com/t/passing-an-sql-fragment-in-ar-save/161904 "2009-03-03T20:07:20Z")
I have a basic model class TestTime with no customization. class TestTime \< ActiveRecord::Base end I would like to pass the following SQL fragment as part of an AR save call to TestTime objects. How and where would … --- ## [Content delivery networks](https://www.ruby-forum.com/t/content-delivery-networks/161910)
**Author:** [@msojka](https://www.ruby-forum.com/u/msojka)\ **Replies:** 0\ **Last updated:** [March 3, 2009, 7:58pm UTC](https://www.ruby-forum.com/t/content-delivery-networks/161910 "2009-03-03T19:58:12Z")
I am authoring an article for Amazon Cloudfront. Are there recommended techniques for working with content delivery networks in Rails? I have seen and used ActionController::Base.asset\_host and am aware of the date pa… --- ## [Looks like a bug - Ruby1.9.1Rails2.3.0 - script/plugin](https://www.ruby-forum.com/t/looks-like-a-bug-ruby1-9-1rails2-3-0-script-plugin/161886)
**Author:** [@rick](https://www.ruby-forum.com/u/rick)\ **Replies:** 2\ **Last updated:** [March 3, 2009, 7:18pm UTC](https://www.ruby-forum.com/t/looks-like-a-bug-ruby1-9-1rails2-3-0-script-plugin/161886 "2009-03-03T19:18:09Z")
I started talking this one up yesterday - I’ve gotten as close to a good problem statement as I can. script/about: Ruby version 1.9.1 (powerpc-darwin9.6.0) RubyGems version 1.3.1 Rails versio… --- ## [@#$%ing forms using collection\_select](https://www.ruby-forum.com/t/ing-forms-using-collection-select/161905)
**Author:** [@frank\_programmer](https://www.ruby-forum.com/u/frank_programmer)\ **Replies:** 3\ **Last updated:** [March 3, 2009, 7:13pm UTC](https://www.ruby-forum.com/t/ing-forms-using-collection-select/161905 "2009-03-03T19:13:04Z")
Good morning, I have a form with 5 fields. When I click “Save”, 3 of the 5 fields save to the database and the other 2 are saved as NULL. The form code is attached. The 2 fields that will not save are using collecti… --- ## [Activity feeds for deletions (help on approach)](https://www.ruby-forum.com/t/activity-feeds-for-deletions-help-on-approach/159512)
**Author:** [@elioncho](https://www.ruby-forum.com/u/elioncho)\ **Replies:** 2\ **Last updated:** [March 3, 2009, 6:18pm UTC](https://www.ruby-forum.com/t/activity-feeds-for-deletions-help-on-approach/159512 "2009-03-03T18:18:14Z")
Hello guys, I created activity feeds for my project using a polymorphic model called feed. The table contains the following columns: resource\_id resource\_type user\_id project\_id Everytime I added a record its feed… --- ## [How to help in reviewing the "guides"](https://www.ruby-forum.com/t/how-to-help-in-reviewing-the-guides/161902)
**Author:** [@wpvanpaassen](https://www.ruby-forum.com/u/wpvanpaassen)\ **Replies:** 2\ **Last updated:** [March 3, 2009, 5:58pm UTC](https://www.ruby-forum.com/t/how-to-help-in-reviewing-the-guides/161902 "2009-03-03T17:58:34Z")
Hi, Thanks to the previous post, I just discovered the pages with the guides http://guides.rubyonrails.org/ Knowing myself, once I start reading, I will end up with a bunch of small comments all over the place (I te… [Previous page](https://www.ruby-forum.com/c/ruby-on-rails/6.md?page=1005) [Next page](https://www.ruby-forum.com/c/ruby-on-rails/6.md?page=1007)