similar to: Newbie: ''find'' across multiple relationships

I''d like to announce acts_as_habtm_list plugin for rails. acts_as_habtm_list is a Ruby on Rails plugin, that can manage ordered lists through a join-table. It is providing almost the same Api as acts_as_list. The position column has to be defined in the join table. You can find additional information at: http://www.inlet-media.de/acts_as_habtm_list/ Install it executing this command

I have a model "Childmodel" that belongs_to two other models "Parent1" and "Parent2". "Parent1" "has_many :childmodels, :order => :positionp1" and "Parent2" "has_many :childmodels, :order => :positionp2". i.e. The child is independently positioned within each of its parents. This works fine and gets me the useful

I have two models, Category and Article. Article belongs_to :category and Category has_many :articles. I''d like to be able to find all non-empty categories. What''s the best way to do that? Pat

I''ve got a Cuisine and a Restaurant model, with a habtm. One thing I want to do is find all the cuisines that have at least one restaurant associated with them. Right now I''m using the following SQL query: SELECT DISTINCT(cuisines.*) FROM cuisines, restaurants, cuisines_restaurants WHERE cuisines.id = cuisines_restaurants.cuisine_id AND restaurants.id =

I''m very new to Rails. I''ve been reading Agile Web Dev for a while and read up on ruby, but I''m still learning. I designed a website for someone for an engineering shop. New projects had to be added manually. Well, I figured this would be a great canidate for railifying! I have the form working perfectly, you can add your data and get it in a table, and listing

I have the following tables setup: locations :id :name systemmessages :id :name systemmessage_validtimes :id :name :systemmessage_id :location_id :start :end The systemmessage_validtimes has a ''has_many'' relationship with systemmessages, meaning that there could be many valid times for each system message. @systemMessage = Systemmessage.find(1) E.g. I

Hey, am i to stupid to find the information about how to route to a controller in a module? Maybe module support has gone! The controller is under: app/controllers/admin/my_controller.rb The my_controller.rb file looks like this: module Admin class MyController def index render :text => ''Hello!'' end end end How does a route to all controllers under module

Hi, I populate a couple of text_field_tag''s with data from an AciveRecord object. Some fields are editable and at the end of the page there''s a submit button. I want the new values to be updated in the DB but by default my original values are stored again. How do i go about doing this? thanks/jens AIM: jens.tinfors@mac.com Skype: jtinfors

I''m trying to be a good rails developer and fix DRY violations as i find them. However, i''m trying to fix this one, i cant seem to get it to work. I have two tables A and B that have a one-to-one relationship. Table B belongs_to Table A. Table A has_one Table B. I''m creating instances of Table A in different places, depending on the controller. However, for each

Hallo, what links would you recommend for an advanced programmer, who wants to know something about the basic idea and architecture of Rails. That''s no question for tutorials or howtos, but rather for theoretical documents and field reports. Can you help me? -- Norman Timmler http://blog.inlet-media.de

Hello, I have a situation where an ''employee'' belongs to a ''department'' and have setup the relationship as follows. class Employee < ActiveRecord::Base belongs_to :department, :foregin_key => "department_id" validates_associated :department_id end class Department < ActiveRecord::Base has_many :employees def validate_on_update

Hi, I''d like to allow users to upload images and store those images in a Postgres database. I''ve looked through the example in "aguile development with rails" which suggests using the MySQL blob field. When I wrote a similar app in Java, we Base64 encoded the file and then stored it as a text field. Is this easy to do in RoR too? Any advice you can give me would

Hello everyone! I''ve noticed, that the book uses double quotes almost everywhere. It is like <%= javascript_include_tag "prototype" %> I''ve checked the "programming ruby, 2ed" book and found that double quotes are most suited when escape sequences and substitutions are required. Isn''t it more semantically correct to write this code like

Is it possible to display the log files in the view? Thanks in advance. -- Posted via http://www.ruby-forum.com/.

what is the best way to embed a forum (phpbb is currently installed under /public/forums/) inside my layout ? I dont want the foum to be its own page i would like it to appear inside the main part of the page with navigation and border in tact. is this possible with the current way it is installed ? thanks adam -------------- next part -------------- An HTML attachment was scrubbed... URL:

hi all how to parse such email string to a array: #-------------------------------------------- "joe black"<joe_1@joe_black.com> joe_2@joe_black.com, joe_3@joe_black.com #-------------------------------------------- seems emails from user input include various format. and i have to split them to a array. any idea? regards. -- Posted via http://www.ruby-forum.com/.

Hello, can search with following SQL Statement: def execute_search @result = Search.find_by_sql ["SELECT * FROM customers WHERE firstname LIKE ? LIMIT 10",params[:firstname]] render :template => "search/resultlist", :layout => false end My question is, how do I use 2 or more Parameters - and with the "%"? (I Like to use SQL-Statements because

I was working on deploying an app with switchtower, and I really dislike the way spawner is implemented. The way it will relaunch the dispatcher all the time just to let it die if the port is in use is too brute force for my taste. As we''re in a ruby script, why not let ruby find out if the port is in use? Using the TCPServer class we can try and bing to the port. If we succeed, it means

---------- Forwarded message ---------- From: Luciano Broussal <luciano.broussal@gmail.com> Date: Feb 15, 2006 5:00 PM Subject: [Rails] To: rails@lists.rubyonrails.org Hi all, Is anybody know how + to install a ruby application (persitent , after computer restart) in the system tray. Is any body know an installer to package ruby application and to compile it as an file .exe Thank you all

Here is my products.yml version_control_book: id: 1 title: Pragmatic Version Control description: How to use version control image_url: /images/sk_svn_small.jpg price: 29.95 date_available: 2005-01-26 00:00:00 automation_book: id: 2 title: Pragmatic Project Automation description: How to automate your project