# Rails **URL:** https://www.ruby-forum.com/c/ruby-on-rails/6.md?page=1858 [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:** 1859 --- ## [Dynamic drop down - pls do help](https://www.ruby-forum.com/t/dynamic-drop-down-pls-do-help/105464)
**Author:** [@anusha18](https://www.ruby-forum.com/u/anusha18)\ **Replies:** 1\ **Last updated:** [May 30, 2007, 4:36pm UTC](https://www.ruby-forum.com/t/dynamic-drop-down-pls-do-help/105464 "2007-05-30T16:36:15Z")
how to create dynamic drop down using a single model… like one drop down list should have list of states which should be populated by taking the values from the database… and depending on the selection of option in th… --- ## [REST versus RPC in Rails](https://www.ruby-forum.com/t/rest-versus-rpc-in-rails/105338)
**Author:** [@Lza](https://www.ruby-forum.com/u/Lza)\ **Replies:** 2\ **Last updated:** [May 30, 2007, 3:57pm UTC](https://www.ruby-forum.com/t/rest-versus-rpc-in-rails/105338 "2007-05-30T15:57:06Z")
I have made a similar post to this one before, however I decided to repost it as a more general purpose question to elicit the views of the Rails community. I have been trying to design an application in Ruby on Rails… --- ## [MiniMagick... Core Dump when Reszing Images?](https://www.ruby-forum.com/t/minimagick-core-dump-when-reszing-images/105340)
**Author:** [@miles](https://www.ruby-forum.com/u/miles)\ **Replies:** 3\ **Last updated:** [May 30, 2007, 3:56pm UTC](https://www.ruby-forum.com/t/minimagick-core-dump-when-reszing-images/105340 "2007-05-30T15:56:04Z")
Hi, I’m using Mini Magick and that attachment\_fu plugin to resize images that the user uploads. Everything looks okay in my code, but I get a core dump every time an image is uploaded. The file successfully posts to … --- ## [Can i call another controller rhtml](https://www.ruby-forum.com/t/can-i-call-another-controller-rhtml/105488)
**Author:** [@madhan](https://www.ruby-forum.com/u/madhan)\ **Replies:** 2\ **Last updated:** [May 30, 2007, 3:32pm UTC](https://www.ruby-forum.com/t/can-i-call-another-controller-rhtml/105488 "2007-05-30T15:32:53Z")
hi all, i have creater two controller, if i want to call the second cotroller rhtml page from the first… how it will be… if any one knows guide me… --- ## [Favour: help me move from one server to another](https://www.ruby-forum.com/t/favour-help-me-move-from-one-server-to-another/105500)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 3:14pm UTC](https://www.ruby-forum.com/t/favour-help-me-move-from-one-server-to-another/105500 "2007-05-30T15:14:50Z")
Hi, I need someone to do me a favour, i’m moving an app from one server to another and am not experienced at this. It should be a 5 minute job for an experience ROR developer. Please email removed\_email\_address@domai… --- ## [Lib net-ssh problem!](https://www.ruby-forum.com/t/lib-net-ssh-problem/105486)
**Author:** [@alflol](https://www.ruby-forum.com/u/alflol)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 11:42am UTC](https://www.ruby-forum.com/t/lib-net-ssh-problem/105486 "2007-05-30T11:42:44Z")
Hi , i´m having a small big problem :slight\_smile: I´m using net-ssh lib to authenticate, and execute commands remotely in a rails application. The problem is that i´m getting the exception “could not settle on … --- ## [Acts\_as\_rateable plugin help!](https://www.ruby-forum.com/t/acts-as-rateable-plugin-help/69716)
**Author:** [@koloa](https://www.ruby-forum.com/u/koloa)\ **Replies:** 9\ **Last updated:** [May 30, 2007, 11:42am UTC](https://www.ruby-forum.com/t/acts-as-rateable-plugin-help/69716 "2007-05-30T11:42:23Z")
Hello, I am having some trouble figuring out how to use the rateable plugin. i followed as close as the directions located at http://www.naffis.com/blog/articles/2006/08/31/rails-ajax-star-rating-system but i fail at… --- ## [My Amazon Store](https://www.ruby-forum.com/t/my-amazon-store/105481)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 11:16am UTC](https://www.ruby-forum.com/t/my-amazon-store/105481 "2007-05-30T11:16:53Z")
Find the best deals on the most products! I have picked only the best out of each category: Find anything ranging from beauty products, automotive products, musical instruments, computers and video games, computers an… --- ## [Dreamhost Rails application issues](https://www.ruby-forum.com/t/dreamhost-rails-application-issues/92211)
**Author:** [@davidstokar](https://www.ruby-forum.com/u/davidstokar)\ **Replies:** 4\ **Last updated:** [May 30, 2007, 11:16am UTC](https://www.ruby-forum.com/t/dreamhost-rails-application-issues/92211 "2007-05-30T11:16:53Z")
I set up my application and I get the following error: I googled it and some people mentioned that my database can be emty. Its not though. undefined method downcase' for nil:NilClass /usr/lib/ruby/gems/1.8/gems/action… --- ## [ŏ¶å‡¯ wants to chat](https://www.ruby-forum.com/t/a-a-wants-to-chat/105478)
**Author:** [@SSSSSSSSSSSSSS](https://www.ruby-forum.com/u/SSSSSSSSSSSSSS)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 11:02am UTC](https://www.ruby-forum.com/t/a-a-wants-to-chat/105478 "2007-05-30T11:02:50Z")
I’ve been using Google Talk and thought you might like to try it out. We can use it to call each other for free over the internet. Here’s an invitation to download Google Talk. Give it a try! Ò¶¿­ wants to stay in be… --- ## [Sth like gabbly](https://www.ruby-forum.com/t/sth-like-gabbly/105476)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 11:02am UTC](https://www.ruby-forum.com/t/sth-like-gabbly/105476 "2007-05-30T11:02:50Z")
Are there any projects which implement the function just like http://www.gabbly.com to have people visiting the same page chat together ? --- ## [Public Variable available through multiple users](https://www.ruby-forum.com/t/public-variable-available-through-multiple-users/105474)
**Author:** [@Seigfred\_Visitacion](https://www.ruby-forum.com/u/Seigfred_Visitacion)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 10:48am UTC](https://www.ruby-forum.com/t/public-variable-available-through-multiple-users/105474 "2007-05-30T10:48:49Z")
I used public variable for holding a value & assign it to the views to display the value and that value came from a textbox… And when i open the link to another computer, when i access the view it display the value th… --- ## [Public Variable available through multiple users](https://www.ruby-forum.com/t/public-variable-available-through-multiple-users/105473)
**Author:** [@Seigfred\_Visitacion](https://www.ruby-forum.com/u/Seigfred_Visitacion)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 10:44am UTC](https://www.ruby-forum.com/t/public-variable-available-through-multiple-users/105473 "2007-05-30T10:44:47Z")
I used public variable for holding a value & assign it to the views to display the value and that value came from a textbox… And when i open the link for an another computer, when i access the view it display the valu… --- ## [Mongrel crashes](https://www.ruby-forum.com/t/mongrel-crashes/105468)
**Author:** [@stoopidboi](https://www.ruby-forum.com/u/stoopidboi)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 10:13am UTC](https://www.ruby-forum.com/t/mongrel-crashes/105468 "2007-05-30T10:13:12Z")
I’m running Mongrel with JRuby on an XP machine. However after some time testing with about 15 concurrent clients, Mongrel crashes without a trace in the log. I managed to save this trace from the console, has anyone … --- ## [Attachment\_fu Not Resizing](https://www.ruby-forum.com/t/attachment-fu-not-resizing/90397)
**Author:** [@starmaerker](https://www.ruby-forum.com/u/starmaerker)\ **Replies:** 3\ **Last updated:** [May 30, 2007, 9:03am UTC](https://www.ruby-forum.com/t/attachment-fu-not-resizing/90397 "2007-05-30T09:03:22Z")
Hello, Recently attachment\_fu stopped resizing images for me. I’m puzzled because before today it was resizing them and I don’t know what’s changed. Here’s my code: class Product \< ActiveRecord::Base has\_attachmen… --- ## [Cross linking controllers & polyporhism](https://www.ruby-forum.com/t/cross-linking-controllers-polyporhism/105461)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 2\ **Last updated:** [May 30, 2007, 7:43am UTC](https://www.ruby-forum.com/t/cross-linking-controllers-polyporhism/105461 "2007-05-30T07:43:26Z")
Alright, so this problem is two fold. One probably has a simple answer… And the other probably has a simple answer… Maybe not. I have many different controllers… three of note would be ‘order’, ‘review’ & ‘quote’. … --- ## [Starting A Business](https://www.ruby-forum.com/t/starting-a-business/105462)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 7:36am UTC](https://www.ruby-forum.com/t/starting-a-business/105462 "2007-05-30T07:36:25Z")
If anyone could help me out. Please visit my link for information: http://www.freewebs.com/cgeer I’m not asking for a miracle, only hope! Please help me create the hope! I don’t want anyone to make my dreams come true… --- ## [HABTM - can grok; can't use. How to use?](https://www.ruby-forum.com/t/habtm-can-grok-cant-use-how-to-use/105369)
**Author:** [@smc7000](https://www.ruby-forum.com/u/smc7000)\ **Replies:** 3\ **Last updated:** [May 30, 2007, 6:35am UTC](https://www.ruby-forum.com/t/habtm-can-grok-cant-use-how-to-use/105369 "2007-05-30T06:35:46Z")
I understand HABTM relationships in Rails, but I can’t figure out for the life of me how to actually use them. For example, if you have (as I do) two tables: “people” and “projects,” then you need a third table, “peop… --- ## [WebOrb, RoR, login\_generator problems](https://www.ruby-forum.com/t/weborb-ror-login-generator-problems/105458)
**Author:** [@ramontayag](https://www.ruby-forum.com/u/ramontayag)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 6:22am UTC](https://www.ruby-forum.com/t/weborb-ror-login-generator-problems/105458 "2007-05-30T06:22:20Z")
Hi everyone, I was able to successfully connect to the RoR server from Flash using WebOrb. Of course though, I want the admin pages (to edit the content that I want to access) to be protected using a username and pas… --- ## [Undefined method \`downcase' for nil:NilClass causes 500 Inte](https://www.ruby-forum.com/t/undefined-method-downcase-for-nil-nilclass-causes-500-inte/105457)
**Author:** [@Dion\_H](https://www.ruby-forum.com/u/Dion_H)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 5:50am UTC](https://www.ruby-forum.com/t/undefined-method-downcase-for-nil-nilclass-causes-500-inte/105457 "2007-05-30T05:50:18Z")
Hi all, I haven’t installed a new app for a while…and this is driving me nuts I uploaded my app to dreamhost with capistrano and ran the migration with no problems (after manually putting activeresource in railties) … --- ## [Help with pagination](https://www.ruby-forum.com/t/help-with-pagination/105450)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 3\ **Last updated:** [May 30, 2007, 5:36am UTC](https://www.ruby-forum.com/t/help-with-pagination/105450 "2007-05-30T05:36:16Z")
I’m trying to follow the Agile Web D. example, and do pagination. I have a model SearchTerm, and another model Listing Here’s SearchTerm class SearchTerm \< ActiveRecord::Base has\_many :listings end In my admin con… --- ## [Lone Star Rubyconf 2007 Call for Papers](https://www.ruby-forum.com/t/lone-star-rubyconf-2007-call-for-papers/139845)
**Author:** [@sauy7](https://www.ruby-forum.com/u/sauy7)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 5:34am UTC](https://www.ruby-forum.com/t/lone-star-rubyconf-2007-call-for-papers/139845 "2007-05-30T05:34:16Z")
The Lone Star Rubyconf 2007 Call for Papers is now open. If you have a special expertise in any aspect of computing that involves Ruby that you wish to speak on, please send your proposal following the instructions be… --- ## [Merging controller methods?](https://www.ruby-forum.com/t/merging-controller-methods/105456)
**Author:** [@luke](https://www.ruby-forum.com/u/luke)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 5:33am UTC](https://www.ruby-forum.com/t/merging-controller-methods/105456 "2007-05-30T05:33:16Z")
Hi, in application.rb is def index get\_panel render :partial =\> ‘panel’ end in another\_controller.rb i have def index @array = %w{‘array’, ‘elements’} end i want the array to be available to the view, but also … --- ## [How to dynamically constrain amount of Text/Content in a DIV](https://www.ruby-forum.com/t/how-to-dynamically-constrain-amount-of-text-content-in-a-div/105455)
**Author:** [@greg](https://www.ruby-forum.com/u/greg)\ **Replies:** 0\ **Last updated:** [May 30, 2007, 5:33am UTC](https://www.ruby-forum.com/t/how-to-dynamically-constrain-amount-of-text-content-in-a-div/105455 "2007-05-30T05:33:16Z")
Hi, Can anyone recommend how best to how to dynamically constrain amount of Text/Content in a DIV area that can vary in size?? That is, say you have: (a) a content (DIV) area on your view that can expand/contract dep… --- ## [Rails Initialization](https://www.ruby-forum.com/t/rails-initialization/105448)
**Author:** [@lee](https://www.ruby-forum.com/u/lee)\ **Replies:** 2\ **Last updated:** [May 30, 2007, 5:02am UTC](https://www.ruby-forum.com/t/rails-initialization/105448 "2007-05-30T05:02:15Z")
I have labored under the (possibly naive) misconception that a Rails app initialized and loaded on every request. Now I’ve found hints that the core application loads and stays available for later requests? How is t… --- ## [Find\_by\_xxx incorrectly adds LIMIT 1](https://www.ruby-forum.com/t/find-by-xxx-incorrectly-adds-limit-1/105378)
**Author:** [@gioele](https://www.ruby-forum.com/u/gioele)\ **Replies:** 2\ **Last updated:** [May 30, 2007, 4:36am UTC](https://www.ruby-forum.com/t/find-by-xxx-incorrectly-adds-limit-1/105378 "2007-05-30T04:36:13Z")
I have Products and Reviews; Product :has\_many reviews, Review :belongs\_to product. Review.find\_by\_product\_id(5) returns only one Review because it is incorrectly translated into (MySQL) “SELECT \* FROM reviews WHERE … --- ## [ActionMailer Timeout](https://www.ruby-forum.com/t/actionmailer-timeout/105413)
**Author:** [@bcm](https://www.ruby-forum.com/u/bcm)\ **Replies:** 6\ **Last updated:** [May 30, 2007, 4:32am UTC](https://www.ruby-forum.com/t/actionmailer-timeout/105413 "2007-05-30T04:32:13Z")
I am in the process of deploying an app to a shared server at GoDaddy. I know, GoDaddy sucks, I didn’t realize that until I had paid for 2 years in advance. Anyway, everything is working fine except for one thing. I … --- ## [Myspace login authentication using Mechanize](https://www.ruby-forum.com/t/myspace-login-authentication-using-mechanize/91450)
**Author:** [@prot](https://www.ruby-forum.com/u/prot)\ **Replies:** 1\ **Last updated:** [May 30, 2007, 4:16am UTC](https://www.ruby-forum.com/t/myspace-login-authentication-using-mechanize/91450 "2007-05-30T04:16:31Z")
Hello, I am not able to check the login authentication using mechanize. its showing execution time out error. but its working fine with other website. --- ## [Removing a directory form SVN and thus, Capistrano Deploy](https://www.ruby-forum.com/t/removing-a-directory-form-svn-and-thus-capistrano-deploy/105447)
**Author:** [@blinking\_bear](https://www.ruby-forum.com/u/blinking_bear)\ **Replies:** 1\ **Last updated:** [May 30, 2007, 3:07am UTC](https://www.ruby-forum.com/t/removing-a-directory-form-svn-and-thus-capistrano-deploy/105447 "2007-05-30T03:07:06Z")
I have a public/user directory created by file\_column. I have a capistrano task setup to symlink with: run “ln -nfs #{deploy\_to}/shared/user #{release\_path}/public/user” . The problem is since the user directory i… --- ## [Link\_to issues with I.E](https://www.ruby-forum.com/t/link-to-issues-with-i-e/104802)
**Author:** [@nuby2ruby](https://www.ruby-forum.com/u/nuby2ruby)\ **Replies:** 6\ **Last updated:** [May 30, 2007, 2:36am UTC](https://www.ruby-forum.com/t/link-to-issues-with-i-e/104802 "2007-05-30T02:36:05Z")
I have a problem with I.E 6 & 7 I have a link with :popup =\> true, and sometimes (but not all the time) the window will pop up in a new window and open up in the same window. You can check it out http://www.showsinlas… [Previous page](https://www.ruby-forum.com/c/ruby-on-rails/6.md?page=1857) [Next page](https://www.ruby-forum.com/c/ruby-on-rails/6.md?page=1859)