ruby-on-rails-3.2

问题 I am deploying my ruby 3.2.6 project using passenger 3.0.17 . My httpd.conf file is: <VirtualHost *:80> ServerName test.com DocumentRoot /var/www/html/test/public RackBaseURI /var/www/html/test/public <Directory /var/www/html/test/public> # This relaxes Apache security settings. AllowOverride all # MultiViews must be turned off. Options -MultiViews </Directory> PassengerMinInstances 1 </VirtualHost> LoadModule passenger_module /usr/local/rvm/gems/ruby-1.9.3-p194/gems/passenger-3.0.17/ext

问题 As an exercise, I intend to replace all front-facing aspects of my Rails application with Backbone.js. Part of the plan includes redesigning everything right down to the CSS. The issue I'm struggling with is in delegating responsibility for templates and views. Is there any benefit to implementing the new front-end entirely in Backbone, hence only using Rails as an API? How do I strike the right balance between Rails and Backbone when it comes to handling the HTML elements of the application?

问题 Is it possible to skip a before filter in using skip_before_filter when the before_filter is defined with a block. For example: class ApplicationController < ActionController::Base before_filter do |controller| # filter stuff end end I know, that is it possible using the "normal" way of defining the filter with a method name. 回答1: Its most definitely not possible. From the documentation: Note that skipping uses Ruby equality, so it’s impossible to skip a callback defined using an anonymous

问题 Is it possible to skip a before filter in using skip_before_filter when the before_filter is defined with a block. For example: class ApplicationController < ActionController::Base before_filter do |controller| # filter stuff end end I know, that is it possible using the "normal" way of defining the filter with a method name. 回答1: Its most definitely not possible. From the documentation: Note that skipping uses Ruby equality, so it’s impossible to skip a callback defined using an anonymous

问题 Does the wicked_pdf gem/plugin and the underlying wkhtmltopdf provide support for striping of alternating columns using css of tbody, tr.even and the corresponding tr.odd? I have this in my css file (in the public folder) but its not rendering the colours properly. table { width: 90%; border: 1px solid #999999; } th, td { padding: 7px 10px 10px 10px; } th { border-bottom: 2px solid #111111; border-top: 1px solid #999999; font-size: 90%; /* letter-spacing: 0.1em; */ text-align: left; text

问题 I have a newbie question :-) I'm "creating" an app, and I use M. Hartl's Tutorial to do so. But I have some problems since I decided to change my routes.rb. I know the question has already been posted, but the answer doesn't work for me, so I supposed I should ask a new one... Here are the codes : config/routes.rb root to: 'static_pages#home' match '/help', to: 'static_pages#help' match '/contact', to: 'static_pages#contact' match '/about', to: 'static_pages#about' spec/requests/static_pages

问题 I'm trying to upload a file to my Rails application with ajax. To facilitate this, I have included the jQuery.remotipart gem. // app/assets/javascripts/application.js //= require jquery.remotipart I have a form for uploading files. These files are processed by CarrierWave. <%= form_for @import, remote: true do |f| %> <fieldset> <%= f.label :file, "Attach a CSV file" %> <%= f.file_field :file %> </fieldset> <%= f.submit :upload %> <% end -%> Unfortunately, when I submit the form with a file

问题 I'm trying to search where one column could equal one value and the other could have multiple values... This works, with one value for each... <%= Post.where("category LIKE ? OR commentary LIKE?", 20, "%mom%").count %> This does not work... <%= Post.where("category LIKE ? OR commentary LIKE?", 20, [{"%mom%", "%mother%"}]).count %> How would be the best way to solve this in rails? Thank you. 回答1: What you are trying to do is only work with IN You can do as follow; <%= Post.where("category LIKE

问题 My routes.rb MyApp::Application.routes.draw do scope '(:locale)' do #all resources here end namespace :blog do resources :posts, :only => [:index, :show] end end My application_controller.rb class ApplicationController < ActionController::Base # # before_filter :set_locale private def default_url_options(options = {}) {locale: I18n.locale} end def set_locale #code for detect locale here end # # end All the resources inside scope '(:locale)' is working fine. However I don't want use locale

问题 I am having difficulty to write specs for my program as I need to validate the facebook ID after I filled in all the correct format information. My facebook ID is retrieved from JSON response so I not sure how do I portray this in my specs. I am very new to this field and I had been stuck at this point for a long time. I will be grateful if there are some sample codes to help me in this. Below are my half-done specs. Scenario: Use user given Fbid to validate facebook page by using "http:/