# Rails **URL:** https://www.ruby-forum.com/c/ruby-on-rails/6.md?page=555 [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:** 556 --- ## [Current\_page? inside controller](https://www.ruby-forum.com/t/current-page-inside-controller/194774)
**Author:** [@robertpostill](https://www.ruby-forum.com/u/robertpostill)\ **Replies:** 10\ **Last updated:** [September 13, 2010, 3:42am UTC](https://www.ruby-forum.com/t/current-page-inside-controller/194774 "2010-09-13T03:42:22Z")
Is there any easy way of using something like current\_page? method from ActionView::Helpers::UrlHelper inside controller ? I have routing like: resources :addresses resources :mailing\_addresses, :controller =\> ‘addre… --- ## [\[ANN\] Call for papers for Conferencia Rails 2010 in Madrid](https://www.ruby-forum.com/t/ann-call-for-papers-for-conferencia-rails-2010-in-madrid/194881)
**Author:** [@javier\_ramirez](https://www.ruby-forum.com/u/javier_ramirez)\ **Replies:** 0\ **Last updated:** [September 13, 2010, 1:45am UTC](https://www.ruby-forum.com/t/ann-call-for-papers-for-conferencia-rails-2010-in-madrid/194881 "2010-09-13T01:45:53Z")
Hi, For the fifth year in a row, we are pleased to announce this year’s edition of “La Conferencia Rails”, to be held in Madrid, Spain, on Thursday the 4th and Friday the 5th of November 2010. Following the tra… --- ## [\<\\>](https://www.ruby-forum.com/t/how-do-i-mount-virtual-rails-to-virtual-machine/194877)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 1\ **Last updated:** [September 13, 2010, 1:25am UTC](https://www.ruby-forum.com/t/how-do-i-mount-virtual-rails-to-virtual-machine/194877 "2010-09-13T01:25:59Z")
I installed virtual machine on my windows vista operating system and am running linux ubuntu. Then i downloaded virtual rails. i created a virtual hard disk as instructed called virtualrailz001.vdi. whenever I try t… --- ## [Cumulative Sum with will\_paginate and activerecord](https://www.ruby-forum.com/t/cumulative-sum-with-will-paginate-and-activerecord/194775)
**Author:** [@Fidel\_V](https://www.ruby-forum.com/u/Fidel_V)\ **Replies:** 8\ **Last updated:** [September 13, 2010, 12:54am UTC](https://www.ruby-forum.com/t/cumulative-sum-with-will-paginate-and-activerecord/194775 "2010-09-13T00:54:53Z")
Hi everyone, I am trying to a cumulative sum on each page using will\_paginate. I don’t want the sum of each page, but the cumulative sum. Here is an example: on Page 1 I have: | date | in | out … --- ## [Creating a Scope that joins user\_id with the User Table (user.id) — Rails 3](https://www.ruby-forum.com/t/creating-a-scope-that-joins-user-id-with-the-user-table-user-id-a-rails-3/194869)
**Author:** [@nobosh](https://www.ruby-forum.com/u/nobosh)\ **Replies:** 5\ **Last updated:** [September 13, 2010, 12:20am UTC](https://www.ruby-forum.com/t/creating-a-scope-that-joins-user-id-with-the-user-table-user-id-a-rails-3/194869 "2010-09-13T00:20:56Z")
Hello, I’m using Rails 3 with devise. I have a table books which has a column for user\_id, which is related to the Users table (user.rb) (FK) I’m trying to create a Scope that shows all the books along with the user’… --- ## [Help in making a function inherited by all views](https://www.ruby-forum.com/t/help-in-making-a-function-inherited-by-all-views/194830)
**Author:** [@TEREN](https://www.ruby-forum.com/u/TEREN)\ **Replies:** 10\ **Last updated:** [September 12, 2010, 11:16pm UTC](https://www.ruby-forum.com/t/help-in-making-a-function-inherited-by-all-views/194830 "2010-09-12T23:16:33Z")
I already asked it in the railsforum.com but it didn’t quite got answered yet so instead of repeating the question heres a link: http://railsforum.com/viewtopic.php?id=40810 feel free answering either here or in the f… --- ## [Couldn't find User without an ID](https://www.ruby-forum.com/t/couldnt-find-user-without-an-id/194821)
**Author:** [@Anders\_P](https://www.ruby-forum.com/u/Anders_P)\ **Replies:** 10\ **Last updated:** [September 12, 2010, 10:06pm UTC](https://www.ruby-forum.com/t/couldnt-find-user-without-an-id/194821 "2010-09-12T22:06:19Z")
Hello! I’m trying to create a list of user “ads” on my home page in my app. But I don’t get it to work. I’m a rails noob so it might be something trivial. I’m currently running into this error: Couldn’t find User wi… --- ## [Vestal\_versions, user\_id](https://www.ruby-forum.com/t/vestal-versions-user-id/194841)
**Author:** [@nobosh](https://www.ruby-forum.com/u/nobosh)\ **Replies:** 15\ **Last updated:** [September 12, 2010, 9:51pm UTC](https://www.ruby-forum.com/t/vestal-versions-user-id/194841 "2010-09-12T21:51:06Z")
Anyone using vestal\_versions: How do you set the user\_id in the versions table? tried: in: def update @book.version.user\_id(@current\_user.id) and @book.user\_id(@current\_user.id) both error thanks --- ## [ActiveSupport::TimeWithZone to\_s(:format) not working in view?](https://www.ruby-forum.com/t/activesupport-timewithzone-to-s-format-not-working-in-view/194829)
**Author:** [@Andreas\_Schmidt](https://www.ruby-forum.com/u/Andreas_Schmidt)\ **Replies:** 10\ **Last updated:** [September 12, 2010, 9:06pm UTC](https://www.ruby-forum.com/t/activesupport-timewithzone-to-s-format-not-working-in-view/194829 "2010-09-12T21:06:37Z")
Hello, i got some strange behaviour here in my app i cannot work out. Maybe here someone knows a soloution for this? In the view: \<% @product.comments.each do |comment| %\> \<%= comment.created\_at.to\_s(:db) %\>… --- ## [Html input strings to database column integers](https://www.ruby-forum.com/t/html-input-strings-to-database-column-integers/194865)
**Author:** [@krat](https://www.ruby-forum.com/u/krat)\ **Replies:** 9\ **Last updated:** [September 12, 2010, 8:57pm UTC](https://www.ruby-forum.com/t/html-input-strings-to-database-column-integers/194865 "2010-09-12T20:57:50Z")
Hello all, I am pulling my hair out on this. It seems like it should be the easiest thing in the world to do, but it’s just escaping me. I have a rails built form and but I keep getting this error when I submit it: “… --- ## [Manual Rake Tasks Question](https://www.ruby-forum.com/t/manual-rake-tasks-question/194810)
**Author:** [@elricstorm](https://www.ruby-forum.com/u/elricstorm)\ **Replies:** 4\ **Last updated:** [September 12, 2010, 8:27pm UTC](https://www.ruby-forum.com/t/manual-rake-tasks-question/194810 "2010-09-12T20:27:22Z")
Adapted from Ryan B.: application\_controller.rb def call\_rake(task, os, options = {}) options\[:rails\_env\] ||= Rails.env args = options.map { |n, v| “#{n.to\_s.upcase}=’#{v}’” } system “/usr/bin/rake #{task} #{args.jo… --- ## [Unable to get RAILS 3 recognize the Ruby 1.9.2 on Ubuntu 10.04](https://www.ruby-forum.com/t/unable-to-get-rails-3-recognize-the-ruby-1-9-2-on-ubuntu-10-04/194863)
**Author:** [@srikanth](https://www.ruby-forum.com/u/srikanth)\ **Replies:** 5\ **Last updated:** [September 12, 2010, 6:13pm UTC](https://www.ruby-forum.com/t/unable-to-get-rails-3-recognize-the-ruby-1-9-2-on-ubuntu-10-04/194863 "2010-09-12T18:13:54Z")
I have fresh install of Ubuntu 10.04. I have installed Ruby 1.9.2 and RAIL 3 as per this blog http://torqueo.net/installing-ruby-192-and-rails-3-stable-on-ubuntu/. When I run "ruby -v’, I see this; srikanth@ubuntu:~$… --- ## [Cookies are not send](https://www.ruby-forum.com/t/cookies-are-not-send/194860)
**Author:** [@Norbert\_M](https://www.ruby-forum.com/u/Norbert_M)\ **Replies:** 0\ **Last updated:** [September 12, 2010, 4:02pm UTC](https://www.ruby-forum.com/t/cookies-are-not-send/194860 "2010-09-12T16:02:13Z")
Hello! In my production environment there are no cookies sent to the client when using the session hash… Here is the login function: def check u = User.first(:conditions =\> \[“nick = ?”, params\[:user\]\]) if (u != nil… --- ## [Observe\_field for jquery + rails3](https://www.ruby-forum.com/t/observe-field-for-jquery-rails3/194858)
**Author:** [@Guda](https://www.ruby-forum.com/u/Guda)\ **Replies:** 0\ **Last updated:** [September 12, 2010, 3:49pm UTC](https://www.ruby-forum.com/t/observe-field-for-jquery-rails3/194858 "2010-09-12T15:49:20Z")
I am porting one application to Rails3 and want to know what is the right way to do “observe\_field” with Rails3? --- ## [Resource routes: optional path components](https://www.ruby-forum.com/t/resource-routes-optional-path-components/194853)
**Author:** [@wickie](https://www.ruby-forum.com/u/wickie)\ **Replies:** 2\ **Last updated:** [September 12, 2010, 3:07pm UTC](https://www.ruby-forum.com/t/resource-routes-optional-path-components/194853 "2010-09-12T15:07:11Z")
I have a model, Image, with paperclip attachments. The necessary routes are currently simply defined by resources :images As each image is available in different sizes (styles, really), paths effectively look like th… --- ## [Flaw in permalinking system](https://www.ruby-forum.com/t/flaw-in-permalinking-system/194814)
**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\ **Replies:** 7\ **Last updated:** [September 12, 2010, 11:41am UTC](https://www.ruby-forum.com/t/flaw-in-permalinking-system/194814 "2010-09-12T11:41:08Z")
Hi Basically I have a permalink system setup using the to\_param method in the model file. Since I have a system in which categories has\_many tutorials, my URLs look a bit like this: site.com/CatID-Category-Perma/TutI… --- ## [Rails 3 backends](https://www.ruby-forum.com/t/rails-3-backends/194801)
**Author:** [@Kenneth\_D](https://www.ruby-forum.com/u/Kenneth_D)\ **Replies:** 7\ **Last updated:** [September 12, 2010, 10:29am UTC](https://www.ruby-forum.com/t/rails-3-backends/194801 "2010-09-12T10:29:10Z")
Are there any decent backends for rails 3? passenger is disqualified because of it’s unfriendly install. I have a software distribution system. I don’t compile software on production machines. mongrel2 is disquali… --- ## [DICOM to JPG using Paperclip](https://www.ruby-forum.com/t/dicom-to-jpg-using-paperclip/194837)
**Author:** [@swengineer](https://www.ruby-forum.com/u/swengineer)\ **Replies:** 1\ **Last updated:** [September 11, 2010, 11:59pm UTC](https://www.ruby-forum.com/t/dicom-to-jpg-using-paperclip/194837 "2010-09-11T23:59:25Z")
Is there a way to convert a DICOM file to JPG using Paperclip? Thanks. --- ## [Autotest on Windows](https://www.ruby-forum.com/t/autotest-on-windows/194838)
**Author:** [@zYan1de](https://www.ruby-forum.com/u/zYan1de)\ **Replies:** 0\ **Last updated:** [September 11, 2010, 11:31pm UTC](https://www.ruby-forum.com/t/autotest-on-windows/194838 "2010-09-11T23:31:58Z")
Hello I use Windows 7 and I can’t run Autotest, When i try to run autotest in my rails app dir, all that gets outputted is “loading autotest/rails” then nothing… No text, no errors, no nothing… Does anybody know wha… --- ## [Adding an associated Table to an Existing Table (Book \> Revision)](https://www.ruby-forum.com/t/adding-an-associated-table-to-an-existing-table-book-revision/194831)
**Author:** [@nobosh](https://www.ruby-forum.com/u/nobosh)\ **Replies:** 7\ **Last updated:** [September 11, 2010, 8:04pm UTC](https://www.ruby-forum.com/t/adding-an-associated-table-to-an-existing-table-book-revision/194831 "2010-09-11T20:04:45Z")
Hello, newbie here… I have the following models: class Instance \< ActiveRecord::Base has\_many :users has\_many :books end class User \< ActiveRecord::Base belongs\_to :instance end class Book \< ActiveRecord::Base … --- ## [Rails production no public directory](https://www.ruby-forum.com/t/rails-production-no-public-directory/194832)
**Author:** [@heldopslippers](https://www.ruby-forum.com/u/heldopslippers)\ **Replies:** 2\ **Last updated:** [September 11, 2010, 8:01pm UTC](https://www.ruby-forum.com/t/rails-production-no-public-directory/194832 "2010-09-11T20:01:51Z")
Hi guys… I am deploying a new rails 3 app. For this i am using rails 3, thin and apache. But for hours now i have a problem with the public dir. It cannot be accessed beceause it is filtered by the route file. I hav… --- ## [Connection refused - connect(2)](https://www.ruby-forum.com/t/connection-refused-connect-2/194811)
**Author:** [@anthonys](https://www.ruby-forum.com/u/anthonys)\ **Replies:** 2\ **Last updated:** [September 11, 2010, 7:56pm UTC](https://www.ruby-forum.com/t/connection-refused-connect-2/194811 "2010-09-11T19:56:33Z")
I got this error this evening while running my specs: Connection refused - connect(2) I’m running under test/development and I’m using SQLite3. I didn’t have this issue yesterday and my code hasn’t changed since then… --- ## [Paperclip - 'identify' command](https://www.ruby-forum.com/t/paperclip-identify-command/194804)
**Author:** [@swengineer](https://www.ruby-forum.com/u/swengineer)\ **Replies:** 4\ **Last updated:** [September 11, 2010, 7:25pm UTC](https://www.ruby-forum.com/t/paperclip-identify-command/194804 "2010-09-11T19:25:31Z")
I’m following this tutorial: http://jimneath.org/2008/04/17/paperclip-attaching-files-in-rails/ When it comes to running the application, I get the following errors: -Photo C:/Users/ABDER-~1/AppData/Local/Temp/stream,… --- ## [Set table value](https://www.ruby-forum.com/t/set-table-value/194805)
**Author:** [@evanoshkithegreat](https://www.ruby-forum.com/u/evanoshkithegreat)\ **Replies:** 2\ **Last updated:** [September 11, 2010, 7:10pm UTC](https://www.ruby-forum.com/t/set-table-value/194805 "2010-09-11T19:10:18Z")
Hi guys, I’m a newbie in ruby and I would just like to know how you set a value for a field in a table where session\[:user\_id\] matches user.user\_id. I am trying to do this from a submit form in the show.html.erb file … --- ## [Need help on Dicom Image viewer](https://www.ruby-forum.com/t/need-help-on-dicom-image-viewer/194705)
**Author:** [@A\_Sarkar](https://www.ruby-forum.com/u/A_Sarkar)\ **Replies:** 5\ **Last updated:** [September 11, 2010, 6:01pm UTC](https://www.ruby-forum.com/t/need-help-on-dicom-image-viewer/194705 "2010-09-11T18:01:49Z")
Hi, We are developing an application that requires DICOM image viewer on the server but we can not find a viewer that will work on ROR server. There are no Gems available. Any help will be apreciated. Regards Amit --- ## [After Upgrade to Rails 3.0, all translation missing: en](https://www.ruby-forum.com/t/after-upgrade-to-rails-3-0-all-translation-missing-en/194825)
**Author:** [@artchrst](https://www.ruby-forum.com/u/artchrst)\ **Replies:** 0\ **Last updated:** [September 11, 2010, 4:49pm UTC](https://www.ruby-forum.com/t/after-upgrade-to-rails-3-0-all-translation-missing-en/194825 "2010-09-11T16:49:07Z")
HI All, I’ve just succeeded to upgrade my rails to 3.0. However, all my translation are missing no matter what locale I set. I can run ‘rake makemo’ and I tried to add and remove the following I18n.backend in my app… --- ## [Rails 3 helper method not called](https://www.ruby-forum.com/t/rails-3-helper-method-not-called/194820)
**Author:** [@bosko](https://www.ruby-forum.com/u/bosko)\ **Replies:** 0\ **Last updated:** [September 11, 2010, 1:13pm UTC](https://www.ruby-forum.com/t/rails-3-helper-method-not-called/194820 "2010-09-11T13:13:52Z")
While I was trying to port one application from Rail 2 to Rails 3 I’ve noticed that helper methods used for rewriting URL paths are not called. Methods are defined in app/helpers/url\_helper.rb: module UrlHelper def s… --- ## [Need an online payment system - suggestions required](https://www.ruby-forum.com/t/need-an-online-payment-system-suggestions-required/194508)
**Author:** [@zurich\_by\_night](https://www.ruby-forum.com/u/zurich_by_night)\ **Replies:** 3\ **Last updated:** [September 11, 2010, 10:24am UTC](https://www.ruby-forum.com/t/need-an-online-payment-system-suggestions-required/194508 "2010-09-11T10:24:43Z")
Hello all, We are about to launch our site. One of the features that is missing at the moment is a way for users to fill in their credit card details and click send to purchase our products that we offer on our websit… --- ## [PostgreSQL 8.3 not storing 'Date' field type with Rails 3.0](https://www.ruby-forum.com/t/postgresql-8-3-not-storing-date-field-type-with-rails-3-0/194798)
**Author:** [@jmaenpaa](https://www.ruby-forum.com/u/jmaenpaa)\ **Replies:** 1\ **Last updated:** [September 11, 2010, 9:36am UTC](https://www.ruby-forum.com/t/postgresql-8-3-not-storing-date-field-type-with-rails-3-0/194798 "2010-09-11T09:36:09Z")
Hi there, I’ve searched far and wide for an answer to this. I am using Rails 3.0.0 with Postgresql8.3 and ActiveRecord. Almost everything works fine - I have the normal timestamps, which store correctly, and a field c… --- ## [Passenger can't find apache installation](https://www.ruby-forum.com/t/passenger-cant-find-apache-installation/194815)
**Author:** [@sereno](https://www.ruby-forum.com/u/sereno)\ **Replies:** 0\ **Last updated:** [September 11, 2010, 8:57am UTC](https://www.ruby-forum.com/t/passenger-cant-find-apache-installation/194815 "2010-09-11T08:57:33Z")
Hi all, I’m trying install passenger to work as a module of my apache 2 server, but the installation script is returning the follow message: Apache 2…not found. I have searched for a hack all day and, every site say… [Previous page](https://www.ruby-forum.com/c/ruby-on-rails/6.md?page=554) [Next page](https://www.ruby-forum.com/c/ruby-on-rails/6.md?page=556)