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    I'm new to ruby and rails and i installed rails in to the ubuntu. but when i go to the start ... the newly created application to get going See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    How does SystemExit behave differently from other Exceptions? I think I understand some of the reasoning about why it ... criteria does it use?) See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a Sinatra application that requires another gem I'm developing locally. I'm having trouble configuring ... workflow for this scenario? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am trying to use ActiveResource to consume xml data from a third party API. I can use the ... being generated by ActiveResource? Thanks See Question&Answers more detail:os...
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    In Devise Validatable module contains validates_uniqueness_of :email, :allow_blank => true, :if => :email_changed? ... disable this validator? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have an ActiveRecord class called User. I'm trying to create a concern called Restrictable which takes in some ... I go about doing that? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm hacking around Rails for a year and half now, and I quite enjoy it! :) In rails, we make a ... it performance related? A security weakness? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm trying to get my application working w/ Travis CI but I keep getting: FATAL: role "skateparks" does ... I've followed their documentation. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I successfully installed a Rails (3.2.10) app on an Ubuntu 12.04 server on Rackspace following Railscasts 335 ... ", "deploy:check_revision" end See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    As I understand it, plugins are not reloaded in Rails with each request in development mode. Which makes sense ... your models and controllers? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm trying to save a number representing the length of a file (4825733517). The column is set to type integer. I don ... value? (on rails 4.2.4) See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    My form_tag looks like: <%= form_tag(:controller => "users", :action => "confirm", :method => "get") %> the ... ="post"> Why is it doing this? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am working for a charity which is promoting sign language, and they want to post a video to their FB ... line app to Facebook using OAuth? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    in Rails 4.0.4 this code work: mailboxes = Mailbox.order(:mailbox) mailboxes.keep_if do |mailbox| # test ... information about that Any idea? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am facing problem in rails application running on fedora 16 Rails version 2.3.5 and Ruby 1.9.2.p320 . The ... .1/benchmark.rb:310:in `realtime See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I see people use the following code: gets.chomp.to_i or gets.chomp.to_f I don't understand why, when the result ... or is gets.to_i just enough? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a single-page application written in React with Ruby on Rails back-end (API mode). ... AbstractController::Rendering without success. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a rails app using Mongoid 3 running on Heroku. I've just updated it to use Unicorn. When I try to ... any idea what's causing this ? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Is there a way to customize the attachment urls so instead of /rails/active_storage/representations/ /rails/ ... / /custom_path/blobs/ See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Is it possible to split Rails 3.X routes.rb file? We have so many resources it is difficult to find them. I ... APP and REST API routes. Thanks! See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I used this gem in my application, but I'm not sure the difference between the different implementation options ... what about the other two? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    i have class Profile has_many :favorite_books, :dependent => :destroy has_many :favorite_quotes, :dependent => : ... a silent deletion/ignore. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I've been reading about adding Honey pot fields to my forms for combating bots/spam. Only problem is theirs no ... page use honey pot fields. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Below on line no. 2, I am getting this error: Errno::ENOENT in OrdersController#print def generate_receipt(filename = ... . Please help me out. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I need to force SSL on all routes in my application except for message#new controller. In config/environments/ ... a Rails 4+ application? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm new to ruby and rails and i installed rails in to the ubuntu. but when i go to the start ... the newly created application to get going See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1 answer
    How does SystemExit behave differently from other Exceptions? I think I understand some of the reasoning about why it ... criteria does it use?) See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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1 answer
    I have a Sinatra application that requires another gem I'm developing locally. I'm having trouble configuring ... workflow for this scenario? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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