similar to: Basic database question

Hello, I am new to ruby on rails. When I tried to create a session I am getting an error, ''wrong number of arguments (1 for 0)'', in my controller. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ArgumentError in CustomerController#add_to_cart wrong number of arguments (1 for 0) RAILS_ROOT: /project/bob_shopping Application Trace | Framework Trace | Full

Hello I made a quite simple ruby web app. It uses scrubyt and mysql to store results as cached results. The program is quite simple. It shows a form, you enter a value and the controller makes an external http call, parse the data and show the result for the user. But I have a problem. I have the requirement to let a ruby program from command line more or less run the same function that on web

I''m grouping controllers to avoid cluttering the top-level namespace. First, I used script/generate Admin::Customers new edit show list and then I used script/generate Admin::Providers new edit show list. The generator created the subfolders correctly: I have an admin folder and inside there''s customer_controller.rb and provider_controller.rb. I have the same structure in

wxChoicebook.rbw + patch file to bigdemo.rb Roy _______________________________________________ wxruby-users mailing list wxruby-users@rubyforge.org http://rubyforge.org/mailman/listinfo/wxruby-users

Hi, I'm trying to calculate p-value to findout definitely expressed genes compare A to B situation. I got this data(this is a part of data) from whole organism , and each number means each expression values (that means, we could think 'a' gene is 13 in A situation, and it turns 30 in B situation) To findout probability, I'm going to use Audic - Claverie Method. ( The significance

At the point of this section *http://ruby.railstutorial.org/chapters/sign-up#sec-signup_failure*<http://ruby.railstutorial.org/chapters/sign-up#sec-signup_failure> clicking the "Create my account" button on the signup form shows the following image at <http://ruby.railstutorial.org/images/figures/signup_failure_rails_4.png> According to the tutorial, I must modify

I bought this book about rails for beginers (head first Rails) and its quite simple and good for someone who has no clue about Rails (or any other language) On chapter two it talks about routing but unfortunately the book is for rails 2 and i have rails 3 installed on my mac. The line i have to enter in the config/routes.rb of my application is: map.connect ''/ads/:id'',

<https://lh4.googleusercontent.com/-IA0TutFw54A/UmVnJwi7CHI/AAAAAAAAAzg/fEZFf_kHsug/s1600/git.gif> Hi again, I''m working on http://ruby.railstutorial.org section http://ruby.railstutorial.org/ruby-on-rails-tutorial-book#sec-git_push I''m trying to push the repository to the remote site but what ever I fials. I''ve updated, removed the s of the https etc but still

I''ve been using Rails for more than six months and until today I had no problem with mysql connection. It''s a Mac OS X 10.4 box having rails installed and updated by gem. I use a remote mysql server no local instance installed. Here''s my config: development: adapter: mysql database: hdchat host: 10.0.0.1 username: webuser password: test: adapter:

I have an action and I am testing it like this: The action: ========== def create @event = Evento.new(params[:event]) @event.aproved = false if @event.save redirect_to :action => "index" else render :action => "new" end end The RSpec test: ============== before do @event = mock_model(Event)

I'm running Samba 4.1.6 with Ubuntu 14.04.1 LTS Little Endian on a Power 8 box. As I said in a previous post, I can't mount any share from machine. I tried the same configuration with Samba 4.1.11 on Ubuntu 14.10 Little Endian on Power 8, and it works fine. I'm probabily wrong, but is there a bug in the binary distribution of Samba on Ubuntu 14.04.01 Little Endian, maybe

Hi folks, I''m going through railstutorial.org and so I apologize if I''m hitting the wrong group here and would appreciate any appropriate redirection if necessary. I''ve set up Spork + Autotest as per Michael''s instructions in http://ruby.railstutorial.org/chapters/static-pages#sec:testing_tools Essentially by doing the following (using rvm & I''m

Following chapter (1) of the Ruby on Rails tutorial: http://railstutorial.org/, I was able to successfuly push the application to "Heroku" using: > git push heroku master But, when I open the website, I get a page with the following: App crashed This application is temporarily offline. If you''re the administrator of this app, please check your heroku logs for the backtrace.

I am following the rails tutorial: http://railstutorial.org/chapters/filling-in-the-layout#top Basically the test is something like: spec/requests/layout_links_spec.rb require ''spec_helper'' describe "LayoutLinks" do it "should have a Home page at ''/''" do get ''/'' response.should

Dear list: After reading the following two links: http://luna.cas.usf.edu/~mbrannic/files/regression/Logistic.html http://www.tufts.edu/~gdallal/logistic.htm I've known the mathematical basis for logistic regression.However I am still not so sure about the "logit " For a categorical independent variable, It is easy to understand the procedures how "log

Hi all, Still working through the Hartl tutorials. Making progress but am hitting (another) wall. The repository is on github at: git-9UaJU3cA/F/QT0dZR+AlfA@public.gmane.org:aamax/sample_app.git if you want to see the code. I''ve pretty much followed the tutorial exactly except I am using rails 3.1.0 rather than 3.0.1 and some of the other gem versions are different. I

Hi, If im in the wrong place please redirect me: I have decided that i''m goignt o jump inand learn rails the hard way. I know I have to go through the initial learnign curve. One of them is to know where to go when you get stuck.. so here goes... I''m installing on Windows 7. using guide: http://guides.rubyonrails.org/getting_started.html Ruby version:1.9.3p392 Rails

hi I amd tanizawa. I had problem. I can not get main.name value from below sql. "find_by_sql ''select main.id,main.name,sub.name from main left join sub on sub.id = main.id''" Please teach me how to get borth name value. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To view this discussion on the

Noob alert! Hi, I am having trouble figuring out how to filter a select helper. The following shows all of the rows in the table but I would like to filter the collection from the list_name column (:list_name => "Project Status"): @project_status = Valuelist.all.collect {|s| [s.list_value,s.id]} Thanks in advance, James -- Posted via http://www.ruby-forum.com/. -- You received

I am a bit confused when coming from layout and partials. To start of I have a file called application.html.erb which has my layout such has follow <html> <head> <body> <%= render ''layouts/footer'' %> </body </html> This call a new file _footer.html.erb This file his has follow <footer class="footer"> <nav> <%=