similar to: Date range queries return zero results

I have a question about the usage of Merb::Controller#url. When I have nested resources, requesting the new action works differently than I expected. I was wondering what the intended usage is. For example: Say I have r.resources :articles do |article| article.resources :article_attachments end irb(main):002:0> show_routes [:articles, "/articles"] [:article_attachments,

I''m using a legacy table, where the unique id is not ''id'' I have a Model class like the following: class Article < ActiveRecord::Base set_primary_key "ARTICLE_ID" end however, using a link_to like the following (modified scaffolding), the link has no id value: <% for article in @articles %> <tr> <% for column in

Hi, I have a small blog application, and I would like to shorten its routes. Here they are: Blog::Application.routes.draw do resources :categories do resources :articles do resources :comments end end A rake routes command produce the following lines: GET /categories/:category_id/articles/:article_id/comments(.:format)

I have to tables: "articles" and "groups". Between I have article_groups as a jointable. Now I want to select every article who is a member of group with id ''1'' and id ''2''. Whats best way to get that? Extract from schemas: CREATE TABLE articles ( id int auto_increment, ingress text NOT NULL, story_text longtext, constraint fk_items_users

I am using rails 3. I have problem in out put so please tell me my mistake routes ------- entermatch ''/view_article/:user_id/:article_id'' => ''articles#view_article'', :as => :view_article resources :users do resources :articles do resources :comments end end article controller ------------------ def view_article @user =

Hi everybody, I have a form like this <h1>New menuitem</h1> <% form_for(@menuitem) do |f| %> <%= f.error_messages %> <p> <%= f.label :title %><br /> <%= f.text_field :title %> </p> <p> <%= f.label :alias %><br /> <%= f.text_field :alias %> </p> <p> <%= f.label

Hi, I have a def in my controller see below where i want to find the page object based on a parameter value and then use the page_id to then find all the contents that belong to that page in the same method. Controller def aboutus @page = Page.find_by_name(params[''About Us'']) @contents = Content.find(:all, :conditions => "page_id = #{@page.id}") end

Cheers, I have a problem with 1.0 and a habtm relationship between User and Article. I want to save all articles that users read. I have these models: class User < ActiveRecord::Base has_and_belongs_to_many :read_articles, :class_name => "Article", :join_table => "read_articles" ... end class Article < ActiveRecord::Base has_and_belongs_to_many :readers,

Hi - I am trying to dynamically create my partition folders via attachment_fu. I have read about a hack that allows you to do this on the attachment model: :partition => lambda {|a| a.article_id} Which passes the model''s object into the lambda and uses the ''article_id'' attribute as its directory name. However, this isn''t work for me. I think the lambda

has anyone ever seen that: c:\rails\test>rake migrate --trace (in c:/rails/test) ** Invoke migrate (first_time) ** Invoke environment (first_time) ** Execute environment ** Execute migrate rake aborted! undefined method `string_to_binary'' for ActiveRecord::ConnectionAdapters::ColumnDefinition:Class

hi all, I'm facing a problem with a brand new installation on fedora 9. packages were updated right after the installation, so the samba packages are of the latest available version (3.2.0-17.fc9). at the first run were created all the tree of tdb files under /var/lib/samba. now I create a new user: [root@barbara Scrivania]# smbpasswd -a barbara New SMB password: Retype new SMB password:

Please, I need help in the part stable from R. I can?t plot the distribution function of a stable law. I obtained bad results. But the density function is OK. How can I do it? Sorry, I?m Brazilian and my english isn?t good... Thanks, Barbara Patricia Olbermann Instituto de Matem?tica Universidade Federal do Rio Grande do Sul - Brasil barbara at athena.mat.ufrgs.br

Hi, ruby 1.8.4, rails 2.2.2, mongrel 1.5.1, win xp I read in the docs that this : map.resources :articles do |article| article.resources :comments end should result in this lot: article_comments_url(@article) article_comment_url(@article, @comment) article_comments_url(:article_id => @article) article_comment_url(:article_id => @article, :id => @comment) So when I did

I am trying to develop an application that allows users to submit articles and add information about the references they used when citing facts. I have the sources broken down into types, such as books, periodicals, web-sites, etc as single table inheritance on the sources table. Routes are nested so that :articles, :has_many => :sources When trying to edit a source, through the

I mentioned this in another thread, but I''ve got a formal request now. After reading tons of stuff about REST, I don''t really get it. I need to see an example. I''d like someone to write up an example blog app with these requirements - RESTful using the simply_restful plugin (or edge rails) - allows posting of comments to articles - has categories for posts No need

>From the article: "The record business wants to lock down songs on a new breed of CDs. Is this the end of rip, mix and burn? We visit the labels' laboratories to learn more about what 'stickiness' means to music." Read the full article here: http://www.inside.com/jcs/Story?article_id=26900&pod_id=9 Oh, and CDparanoia is mentioned in the article :-) Greetings,

Hello, I create a migration to add a foreign key ''page_id'' to a table ''main_sections''. After running the migration and adding the column, the scaffol that I have on the main_setions table does not add the foreign key into the CRUD. Any ideas why this is the case? Thanks. --~--~---------~--~----~------------~-------~--~----~ You received this message because

Hello, I am a new user of R, and I am not able to read/scan external files. I am working in a Linux environment. I have read through the R FAQ and documents and have not been successful using the recommendations. Below are several scripts I've used and the error messages. . I've cc'd Brandon Whitcher because it was recommended in another FAQ. I read that this is a bug that

Why this code doesn''t work as expected? It raises exceptions everytime. Tried with || operator, too. validates_each :x, :y do |record, attr| record.errors.add (attr, ''between 1 and 100'') if (attr.to_i>100 or attr.to_i<0) end -- They say money can''t buy happiness? Look at the smile on my face... ear to ear, baby!

Hi Every one, I have a dataframe "class" with "name", "sex", "age", "height", "Weight". if i caluclate summary statistics with the below code numSummary(class[,c("Height", "Weight")], groups=class$Name, statistics=c("mean", "sd", "quantiles"), quantiles=c(0, .25,.5,.75,1)) iam getting