Recent questions tagged ruby

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ruby on rails - Use older version of Rake

I have Rake version 0.9.1 but I need to use 0.8.7 for a project, and I'm fairly certain I have both ... rake 0.8.7. Consider using bundle exec. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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959 views

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ruby - Error install rubyracer with error "invalid gem: package is corrupt"

When trying to install therubyracer on OSX 10.9, with the command: $ gem install therubyracer -v '0.12.0' I get ... , but I still get the error. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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685 views

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ruby - How to avoid deprecation messages from RubyGems?

After gem update --system, when I do something related to rubygems, I receive this message: NOTE: Gem:: ... that didn't fix it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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789 views

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ruby on rails - Detected sqlite3 gem which is not supported on Heroku

I'm trying to push my rails app to Heroku, and I keep getting the following error: An error occurred while ... ? Any help is much appreciated! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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790 views

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ruby - Finding records that overlap a range in Rails

So, I have an Event model that has a starts_at and a ends_at column and I want to find events that take place ... those events in a proper way? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ruby on rails - FactoryGirl association model trouble: "SystemStackError: stack level too deep"

I am using Ruby on Rails 3.0.9, RSpec-rails 2 and FactoryGirl. I am trying to state a Factory association ... User and Users::Account classes). See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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809 views

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ruby on rails - How do I post XML to RESTFUL Web Service using Net::HTTP::Post?

I am having trouble getting this to work so any help would be appreciated! Basically, the request.body contains ... XML post is not persisted? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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927 views

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ruby - How can I determine the MD5 digest of a given asset in the Rails asset pipeline?

I'm writing a Javascript-rich application in a Ruby on Rails 3.1 project and using Handlebars for my ... the benefits of asset fingerprinting. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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939 views

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ruby - Rendering a partial from a controller in rails

I have a form that is adding rows to the DB via remote => true. I then want to append the new data ... then tell this to redirect_to that view. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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ruby on rails - Devise: How to override devise error messages on password change

How can I customize error messages to override devise passwords controller? class PasswordsController < Devise:: ... there any solution? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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678 views

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ruby on rails 3 - rspec test passes in isolation, but fails when run with other tests

I have some specs, written in RSpec, that test various models. I use Factory Girl to generate object for ... :manager f.account_id 1 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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694 views

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ruby - Initialize an object with a block

Is it possible to initialize an object with a block as follows? class Foo attr_reader :bar,:baz def initialize(bar ... , @baz to be assigned 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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720 views

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ruby - Passenger: internal server error

I installed Apache, Passenger and Sinatra and deployed an app. It gives error when trying to access: An error occurred ... not run the app... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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997 views

1 answer

ruby on rails - PG::StringDataRightTruncation: ERROR: PostgreSQL string(255) limit | Heroku

I Have a Listings controller and users can add a description. If the description is long, which it should be ... =1882ms status=500 bytes=1266 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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748 views

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ruby - Rails Simpleform with non-model inputs

I have a normal form using simpleform. Now I'd like to add an input that does not have any ... not correspond to model attributes? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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622 views

1 answer

ruby on rails - Retrieving a Braintree customer's subscriptions

I want to collect all of a Braintree Customer's subscriptions. When I browse to a customer's page in the ... doesn't seem Rails-specific. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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655 views

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ruby - does using ":platforms =>" in your gemfile work?

I have a Rails app that I'm developing on Windows and deploying to Linux. I suspect I'll just switch entirely ... -v Bundler version 1.0.21 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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647 views

1 answer

ruby on rails - How can I extend ApplicationController in a gem?

I thought I'd come up with a slick way to extend ApplicationController in a Rails 3.x gem. In my gem's ... instance method!" end end end 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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1.0k views

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ruby - Rails: Plus sign in GET-Request replaced by space

In Rails 3 (Ruby 1.9.2) I send an request Started GET "/controller/action?path=/41_+" But the parameter ... which will be replaced by a space. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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961 views

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ruby - How do I set/get session vars in a Rack app?

use Rack::Session::Pool ... session[:msg]="Hello Rack" EDIT: The word session doesn't seem to resolve. ... variable or method `session'" 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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667 views

1 answer

ruby - 'Failed to build gem native extension' on Windows 7 (The system cannot find the path specified)

The problem in short I'm on Windows and am getting the following error when running gem install json -platform=ruby: The system ... . I'm going to see if I can build manually using...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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814 views

1 answer

ruby - How does Rails CSRF protection work?

Rails raises an InvalidAuthenticityToken when the CSRF token doesn't match. But, from reading the ... InvalidAuthenticityToken actually raised? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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766 views

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ruby on rails - ActionView::Template::Error (960.css isn't precompiled)

I have an iframe which renders a partial and is not part of the main application layout or asset pipeline. I' ... precompiled): Rails 3.1 Heroku See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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757 views

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ruby on rails - Add Rows on Migrations

I'd like to know which is the preferred way to add records to a database table in a Rails Migration. I've ... (like users or something)? 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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847 views

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ruby on rails - net::ERR_INCOMPLETE_CHUNKED_ENCODING nginx

I have 2 RoR web applications hosted on 2 different servers. For one particular page, the request is served from the second ... ).gsub(" ", '') See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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826 views

1 answer

ruby on rails - overriding devise after_sign_up_path_for not working

In routes i have the root-path pointing "home#index" but when i try to override that with after_sign_up_path_for keeps ... :to => "home#index" See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

1 answer

ruby on rails - Undefined method `mass_assignment_sanitizer=' for ActiveRecord::Base:Class (NoMethodError)

I'm learning Rails with the awesome Ruby on Rails Tutorial by Michael Hartl. I'm on section 3.2.2 ... appeases the undefined method error! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

ruby on rails - Rspec: setting cookies in a helper test

Helper Method # Determine if this is user's first time def first_time? cookies[:first_time].nil? end Attempted Rspec ... how to GET cookies... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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