similar to: Updated today - number of rows

When I update an ActiveRecord, i would like to "touch" one of the related objects, that the updated record belongs_to, in order to update the timestamps on the parent record, although i don''t want to change any of the data in the parent. Whats the accepted way to do this? -- Posted via http://www.ruby-forum.com/. --~--~---------~--~----~------------~-------~--~----~ You

Hi All, I added a column to the sessions table called "created_at" in order to allow the created time to be recorded. However, different from other Models, the column does not update automatically. Therefore, what codes should I add to update the sessions."created_at" value? It is important for avoiding hacker keeping the sessions alive. Thanks much! Arthur -- Posted via

Some how I''m getting NameError: uninitialized constant when accessing a child models that inherits form the parent model. However, if I access the parent model first, then the child model is resolved. What am I doing wrong? My steps are below... Thanks, Francis. > ./script/generate model Blah type:string class CreateBlahs < ActiveRecord::Migration def self.up create_table

Hi all I have the following code in my controller: if @comment.valid? captcha_url = "http://captchator.com/captcha/check_answer/#{captcha_code}/#{@comment.captcha}" result = open(captcha_url) unless result.read == "1" @comment.errors.add(:captcha, "Captcha wurde nicht korrekt eingegeben") raise "#{@comment.valid?}"

What''s the syntax to acquire the updated_at value of a session stored in a db? session.updated_at doesn''t work. can''t find any docs on this. -- gw --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to

Hi, I would like to return a combination of named scopes in a named scope : For example, I have a named scope filter and I want to add a named scope eval_filters like Product.eval_filters([''x'',''y'',''z'']) is equivalent to Product.filter(''x'').filter(''y'').filter(''z'') Anybody know how can I

I am trying to speed up some DB operations and perhaps have gone overboard with indexes. Does MySQL usually use only one index per query and simply match keys on the results of the indexed first part? For example: DELETE FROM tokens WHERE 6813946236211560448 <= fnv AND fnv < 6818449835838930944 AND updated_at<''2010-06-20 14:08:55'' AND occurrences=0; If I understand

Hi all, This question might be a long shot, but I''m going to ask it anyway. In my application, I''ve created a before_filter that does some magic. It looks like this: if request.xhr? then render :update do |page| page.redirect_to url_for_thingy end else redirect_to redirect_to url_for_thingy end This works perfectly, however, I have one annoyance. On the server side,

Hello, I was trying to to write a simple ruby program for exceptions. My code is: class ABC begin alpha = ABC.new alpha.foo= [1,2,3] puts foo.inspect.to_s NonExisting raise "all other exceptions" rescue Exception => NoMethodError puts ''Hello'' puts $ERROR_INFO.inspect rescue Exception => NameError puts ''goodbye'' puts $ERROR_INFO.inspect else

if i follow the instructions on: http://agilo.us/2009/03/15/rails-on-windows/ the command gem install sqlite3-ruby will give --------------------------------- Building native extensions. This could take a while... ERROR: Error installing sqlite3-ruby: ERROR: Failed to build gem native extension. c:/ruby/bin/ruby.exe extconf.rb checking for fdatasync() in rt.lib... no checking for

Hi everyone- Model.update_all works and changes the records, but it''s not changing the updated_at field. Am I doing something wrong or is this by design? Thanks, Dino --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to

Heya, I think I have thinking barrier. I just want a simple hash out of an ActiveRecord. @attributes = Attribute.find_all_by_character_id(@character).hash { |u| [u.name, u.value] } and I would like to access it like @attributes[:health] but it doesn''t work. Anyone can help me out with that? -- Posted via http://www.ruby-forum.com/.

In irb all works fine: # irb irb(main):001:0> require ''rubygems'' => true irb(main):002:0> require ''raspell'' => true irb(main):003:0> speller = Aspell.new("ru_RU") => #<Aspell:0x7f8692c9d158> irb(main):004:0> speller.suggestion_mode = Aspell::NORMAL => "normal" irb(main):005:0>

Hi, I''m getting the error below, and I''m not sure where to find "acts_as_list" ... NameError in SpecialsController#printer undefined local variable or method `acts_as_list'' for #<Class: 0xb7a46994> RAILS_ROOT: /usr/local/apache2/htdocs/dps Application Trace | Framework Trace | Full Trace vendor/plugins/trunk/lib/scope_out.rb:70:in

Hello, Anybody help me out? I done googled it good and didn''t find anything (which should mean that I''ve done something wrong). Not much code to talk about here, quite simply I have an attribute that is serialzied and when I update it, irb shows the object and my methods run on it as it were indeed so. Though when I reload it changes the data to a string. Not yaml, just one

Here are my scopes: default_scope :order => ''posted_on DESC'', :conditions => { :status => ''visible'' } named_scope :positive, :conditions => { :rating => ''positive'', :status => ''visible'' } named_scope :neutral, :conditions => { :rating => ''neutral'', :status =>

Frederick Cheung wrote: > On 14 Aug 2008, at 15:11, John Griffiths wrote: > >> >> hope someone can help with this, >> >> in my mysql table i''ve got a blob column storing images inside the >> database, it''s also got the filetype and filesize. >> >> now i can work out what the filename will be (e.g. 2002.jpg) but i >>

Q. What resource do readers recommend for referencing regarding best practices for form construction in Rails? I have the following situation: location_type of Locations may have one of five (5) possible codes. Presently I have these codes listed in a drop-down select constructed thusly: <p> <b>Location type</b><br /> <%= f.select :location_type,

what is Driver & what is Adapter ? -- Posted via http://www.ruby-forum.com/. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to rubyonrails-talk-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org To unsubscribe from this group, send email to

Hi everyone! I''ve installed new Ruby 1.9.1 from sources (http://www.ruby-lang.org/en/), then "gem install rails", everything was ok during installation, all tests ("make test") were ok too. After all, i wanted to create my new RoR project, but I could not start it. Plz help me Here is my terminal: [renat@localhost rails]$ rails mysite create create