similar to: polymorphic challenge

Hi there, I have a database with phonenumbers, and I want to make a function that runs a command for each of these numbers, with the number as an argument Something like this in Perl: system("/bin/command $number"); mysql> select * from numbers where list = "one" +----+----------+----------+---------------------+-----------+ | id | number | name | email

Hello All, Any one using acts_as_enumerated? I need help using (I like that it caches values in memory) I am working on a dating website and there are lots of options I want to store as enumerated like Status; divorce, single, Sex: male, female Eye color; blue, brown, green.... and lots more.... But I do not wanna keep them in seperate tables, and wanna keep them all together. Anyone has a

Does anyone know if it''s possible to set constraints to the size & type of file that file_column will accept? I''d like to limit to image files of less than 2MB. If this isn''t possible with file_column, is there a graceful way of getting the controller to handle it? thanks dorian -- -- I do things for love or money

Is it possible to override has_many''s :order attribute at run-time? e.g. something like: <% for category in @site.categories(:order=>''name'') %> ... <% for category in @site.categories(:order=>''rank'') %> ... thanks csn -- Posted via http://www.ruby-forum.com/.

is there any special requirement for validates_confirmation_of ? I am trying to make sure 2 passwords are equal (cleanly the rails way).. In my view i have two fields with id user[password] and user[password_confirmation]. in the model i have validates_confirmation_of :password, :message =>"Passwords do not match " Am i missing something here ? thanks adam

I tried putting this inside my controller: def goodbye @link = Link_to "goodbye!", :action =>"goodbye" end and display it in my views calling the @link variable. Of course it doesn''t work. Why? Thanks -- Posted via http://www.ruby-forum.com/.

Hello everybody, I have been developing small applications in Rails from quite some time. But lately, I came across a bug which I have not been able to correct. If anybody could help me with it, would be of great help thankyou. Actually, the problem is that I have a form in my application with some set of fields. Now what "validates_presence_of" should do is that if I submit the form

Hi all, I''m using Capistrano and SVN to version control and deploy, but I''m not sure what to do about my images directory. I use file_column and RMagick to save images to the disk under a model called "Image", and they''re saved in public/image/... etc. Each time I deploy a new version, my image folder doesn''t exist anymore. I don''t want

I have a project under Subversion, deployed by Capistrano. When it is deployed, obviously I need to deploy "real" copies of database.yml, deploy.rb, and maybe a couple of other files. But if I offer it for public checkout, I obviously do not want these files as part of the checked out code. What''s the best way to handle this? --Al Evans -- Posted via

I am just going through the book and I come across a problem with the code in the app/models: validates_format_of :image_url, :with => %r{^http:.+\.(gif|jpg|png)$}i, :message => "must be a URL for a GIF, JPG, or PNG image" It seems to moan when it''s empty even though I removed :image_url from validates_presence_of. How should I make it optional?

Hi, which is the best way to upload an image, keep that and also make a thumbnail? The images should not be stored in the database, but as normal image files in a specific directory. I think that for the thumbnail i should use rmagick, but for the upload ? (something which work with and without javascript, in every browser) Thanks :) -- Posted via http://www.ruby-forum.com/.

Hi, I want to allow the downloading of specific file only to authorized user, lets say an MPEG. where do I start? ;-) Thx, Dor. -- Posted via http://www.ruby-forum.com/.

How can I get mt RJS template to accept a variable as the ID value? Doing this works: page.replace_html ''1'', "some text..." This does not: page.replace_html @employee.id, "some text..." Looked and searched but little documentation at the mo especially in RDocs. -- Posted via http://www.ruby-forum.com/.

What is the equivalent of the WHERE SQL condition in rails? I''m thinkin this could be something like: <% for product in @products where category="1" %> but obviously the syntax is wrong. -- Posted via http://www.ruby-forum.com/.

So I am now able to set/upload an image to my app using file_column, with a little bit of a change to the code. I can change the image using an Edit page, but I''m trying to figure out what to do if the user wants to remove the image. I tried adding a Remove Image link in my list, but I''m not sure what to do in the remove_image method in my controller. I tried setting the

I just installed RoR on my server and I can access it using port 3000, but it''s not very nice to have it in the URL. How can I hide the port from the URL? Thanks, -- Posted via http://www.ruby-forum.com/.

Hello guys, I have 2 classes (I pasted small part of them here); class Shop < ActiveRecord::Base has_many :items, :as=> :itemable protected def self.paying_scope with_scope(:find => {:conditions => ''expires_on > NOW()'', :include => [:address]}) do yield end end end class Item < ActiveRecord::Base belongs_to :itemable,

Hi, I have a self-referential has_many :through relationship setup to track relationships between users. Basically relationships are modeled as a join table with an extra column ''relation''. create table relationships ( user_id integer unsigned not null, friend_id integer unsigned not null, relation char(1) not null, ) --- relations --- f = friend r = request to

Hi, I've compiled openssh 1.2.2 on Solaris 7/SPARC. On most hosts, things are fine. I get EGD going, compile openssh, and I can then generate hostkeys as described in the INSTALL file to get things running. On a few hosts though, the keygen fails like this: root at sylow:/source/USR_LOCAL/OFFICIAL/OPENSSH/ssh_client# ssh-keygen -b 1024 -f /etc/ssh/ssh_host_key -N '' ksh:

I am disappointed about the (seeming) lack of Unicode support in Rails. Is there a howto about working the most important limitations? For example, figuring out the length of an entered word: "???".length() will return 6, not 3. So if there is a maximum number of characters a user is allowed to enter, this won''t work as it should -- it treats strings as byte arrays instead