similar to: What I'm doing wrong, has_and_belong_to_many

Hello, I have in my db a register what have special characters, and when I try to put on my form to edit this values, this happens: incompatible character encodings: UTF-8 and ASCII-8BIT Extracted source (around line #4): 1: <%= form_for :group, :url => { :action => "update" } do |f| %> 2: <%= utf8_enforcer_tag %> 3: <label>Nome do grupo</label>

Hello, I''m trying to install the rails on ubuntu 11.10, but when I put the command felipe@Felipe:~/Downloads/rubygems-1.8.15$ sudo gem install rails --no-r1 --no-rdoc ERROR: Loading command: install (LoadError) no such file to load -- zlib ERROR: While executing gem ... (NameError) uninitialized constant Gem::Commands::InstallCommand felipe@Felipe:~/Downloads/rubygems-1.8.15$

Hello, I have two tables with association HABM, projects and users, and in projects I want to show all users that was associated to the project. I have try with this: <%= select( "user", "id", Project.all.collect { |p| [ p.name, p.id ] } ) %> But only show all my projects, but Iz don''t know who show only the user in a determinated project. class Project <

Hello guys, I have two tables, tasks and projects, and each model I put: Task.rb class Task < ActiveRecord::Base attr_accessible :user_id, :project_id, :name belongs_to :project end Project.rb class Project < ActiveRecord::Base attr_accessible :name, :description has_many :tasks end But when I go to my prompt and I make a SELECT with task, none project is returned.

Hello, I have a problem with the paperclip, I put on my GemFile gem "paperclip", "~> 2.6.0" I create a migrate class FileUpload < ActiveRecord::Migration def up change_table :projects do |t| t.has_attached_file :image end end def down drop_attached_file :projects, :image end end on my model I put class Project < ActiveRecord::Base

Hello guys, I need to make a hash in each register, but I don''t know how I can do this. Just like this: <%= link_to :action => "index", :hash => MD5 :project.id %> /index?hash=202cb962ac59075b964b07152d234b70 Thank all! -- Posted via http://www.ruby-forum.com/. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails:

Hello, I have a problem when I try to add the gem therubyracer. I put in my prompt: bundle install, and this error appears: C:\rails\organily>bundle install Fetching gem metadata from https://rubygems.org/......... Using rake (0.9.2.2) Using i18n (0.6.0) Using multi_json (1.3.6) Using activesupport (3.2.3) Using builder (3.0.0) Using activemodel (3.2.3) Using erubis (2.7.0) Using journey

Gday all, Tried creating a new rails app with 3.2.0 on MRI 1.9.3 running under RVM 1.10.2, and it crashes on bundle with the following trace: brentona@brails:~/rails_3.2.0$ bundle Fetching source index for https://rubygems.org/ /home/brentona/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/1.9.1/net/http.rb: 2632:in `error!'': 302 "Moved Temporarily" (Net::HTTPRetriableError) from

Hey everybody I just installed RVM. I never had any issues with my OSX''s default Ruby 1.8.7, but for a project I want to work on I need a newer version, specifically 1.9.3-p0. So I installed it. Sadly, when doing rails new bla I get the following error (right after bundle install is run): /Users/josh/.rvm/rubies/ruby-1.9.3-p0/lib/ruby/site_ruby/1.9.1/rubygems/custom_require.rb:36:in

Hello, this morning I was trying to access my app on my computer, but, when I initialize the server and access localhost:3000, this message shows up: ActiveRecord::ConnectionNotEstablished So, I try to access via rails console, but again, another error: felipe@Felipe:~/rails_projects/simple_cms$ rails console

I''m using AR outside of Rails and calling establish_connection on an ActiveRecord::Base abstract_class subclass (to protect my connection in case anyone else is using AR). It was working just fine with AR 3.0.9, but I recently attempted to upgrade to AR 3.2.2. Now, when I hit a "nested" query from a has_many, I get a ActiveRecord::ConnectionNotEstablished. If I call

I''m have a very big trouble with my project. I install RMagick on Centos, and catch error: I use RVM + ruby 1.9.3 [kastet@v989 ~]$ gem install rmagick Building native extensions. This could take a while... ERROR: Error installing rmagick: ERROR: Failed to build gem native extension. /home/kastet/.rvm/rubies/ruby-1.9.3-p0/bin/ruby extconf.rb checking for Ruby version >=

Hi all i''m trying to generate pdf and i got this error Location of wkhtmltopdf unknown and i also get Bad wkhtmltopdf''s path gpa/vendor/plugins/wicked_pdf/lib/wicked_pdf.rb:26:in `initialize'' /EDWARD/_gpa/vendor/plugins/wicked_pdf/lib/pdf_helper.rb:53:in `new'' /EDWARD/gpa/vendor/plugins/wicked_pdf/lib/pdf_helper.rb:53:in `make_pdf''

Hi I''m building a small library to use in my Rails app which interacts with a 3rd party API. It fetches artists and tracks. So I have: lib/my_lib.rb lib/my_lib/artist.rb lib/my_lib/track.rb To get an artist I do artist = MyLib::Artist.find("Oasis") Which returns an instance of Artist if it finds (via 3rd party API) it or nil otherwise. Then I can call artist.tracks which

Yes, I know that Rails *2.3.x* is no longer fully supported (this is why I''m posting it to rails/issues). Still, I would like to post the topic so that everyone who experience the same problem could quickly google for it (no, afaik no solution for this yet). I''m trying to migrate a 1.5 years *2.3.x* app from Ruby version *1.8.7* to * 1.9.3-p0*. The strange problem I

Olá sou Luiz Danin, novo neste forum, e necessito de informações para meu tcc. Gostaria de saber se há um api Ruby para desenhar grafos de forma iterativa movimentando os mesmos. -- 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

I was reading the book "Agile Web Development with Rails 4th Edition". In Chapter 11, Iteration C2: Adding a Page Layout 1 <!DOCTYPE html> - <html> - <head> - <title>Pragprog Books Online Store</title> 5 <%= stylesheet_link_tag "scaffold" %> - <%= stylesheet_link_tag "depot", :media => "all" %> - <%=

My application, a very simple general ledger, that worked very well until June 26 does not work any longer. It is used under Ubuntu 12.04 and I believe there was a Ruby update after that. What happens? When I try to start the appIication I get the following output in my web browser: ActionDispatch::Session::SessionRestoreError Session contains objects whose class definition isn''t

I am unable to install RoR on a VPS running RedHat Linux with 512 MB. When I run "make" and "make install" I get the following output/error below. What can I do to resolve this memory problem? It appears I should have sufficient memory to install. I included the results of "make" and "free" to show the failure as well as the available memory. Thanks

This problem has been discussed a number of times, but none of the given solutions seems to work for me. Problem: Trying to generate the infrastructure for testing with Cucumber gives the following error ~/.../OTK-register$ rails generate cucumber:install /home/tpollak/.rbenv/versions/1.9.3-p0/lib/ruby/gems/1.9.1/gems/activesupport-3.2.1/lib/active_support/dependencies.rb:251:in