Recent questions tagged ruby

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768 views

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ruby on rails - How to get request referer path?

I need the path of the referrer. I don't want the domain name. For example, if the referrer is http://www.google.com/adsense I want /adsense. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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577 views

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ruby - How do I set up the database.yml file in Rails?

I'm doing this tutorial (http://dmix.ca/2008/09/how-to-scrape-websites-in-ruby-on-rails-using-scrubyt/ ... means. Could someone please explain? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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571 views

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ruby - Nokogiri, open-uri, and Unicode Characters

I'm using Nokogiri and open-uri to grab the contents of the title tag on a webpage, but am having ... /views/Tagliatelle-with-Duck-Ragu-242037 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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327 views

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ruby - What do `?i` and `?-i` in regex mean?

Could someone explain what (?i) and (?-i) wrapping a word in regex mean? (?i)test(?-i) I tested and it ... ? before i mean? I saw this here. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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432 views

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ruby on rails - no such file to load -- readline

I am getting the following error: $script/console Loading development environment (Rails 2.2.2) /opt/ruby-enterprise-1 ... it go in? Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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335 views

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ruby - Find unused code in a Rails app

How do I find what code is and isn't being run in production ? The app is well-tested, but there's a lot of tests ... I want it, but I do! :) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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570 views

1 answer

ruby on rails - Can we call a Controller's method from a view (as we call from helper ideally)?

In Rails MVC, can you call a controller's method from a view (as a method could be called call from a helper)? If yes, how? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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343 views

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ruby on rails - undefined method `get' for #<RSpec::Core::ExampleGroup::Nested_1:0x00000106db51f8>

Anyone know how to get around this? On OSX, trying to get RSpec running with Rails 3.0.7. Full details at: ... levels) in <top (required)>' See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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753 views

1 answer

ruby - Rails Console: reload! not reflecting changes in model files? What could be possible reason?

Earlier it was working fine. I have been playing little bit config. So may be i have changed some config ... on rails console it return true See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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307 views

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ruby on rails - How to keep public and private versions of a git repo in sync?

I'm releasing an open-source Rails app on Github (probably MIT license). I also want to maintain a private ... updates that should go to both? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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432 views

1 answer

ruby - Rails 3 disabling session cookies

I have RESTful API written on RoR 3. I have to make my application not to send "Set-Cookie header" (clients are ... format] == 'json') end end See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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374 views

1 answer

ruby on rails - Getting fields_for and accepts_nested_attributes_for to work with a belongs_to relationship

I cannot seem to get a nested form to generate in a rails view for a belongs_to relationship using the ... with multi-record associations. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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589 views

1 answer

ruby on rails - How do you write a case insensitive query for both MySQL and Postgres?

I'm running a MySQL database locally for development, but deploying to Heroku which uses Postgres. Heroku handles almost ... app is talking to? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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448 views

1 answer

ruby on rails - How do I use RVM and create globally available gems?

I'm running Mac OSX 10.6.4 and have installed RVM. Its been great so far, I really love the way it ... once and used with all versions? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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490 views

1 answer

ruby - obj.nil? vs. obj == nil

Is it better to use obj.nil? or obj == nil and what are the benefits of both? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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412 views

1 answer

ruby - How to search a folder and all of its subfolders for files of a certain type

I am trying to search for all files of a given type in a given folder and copy them to a new folder. ... but I cannot implement one correctly. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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327 views

1 answer

ruby - POST json to rails server

def create req = ActiveSupport::JSON.decode(request.body) if user = User.authenticate(req["email"], req[" ... all the time. Any suggestions? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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271 views

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ruby - What is the use of Gemfile in rails?

What is the use of Gemfile in rails? How to use Gemfile? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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421 views

1 answer

ruby - Why do I get a "permission denied" error while installing a gem?

I'm attempting to install Jekyll. After running gem install jekyll I get this error: ERROR: While executing ... past this permissions error? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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653 views

1 answer

ruby on rails - How to pass parameters to ActiveModel serializer

I'm using active model serializer. I have a model event which has_many activities. I want to return the event ... n to the event serializer. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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661 views

1 answer

ruby on rails - Devise + Omniauth - How to pass extra parameters along?

I have the ability in the app to load /users/auth/facebook to connect to facebook. I want ... hit AuthenticationsController#Create Ideas? Thansk See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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661 views

1 answer

ruby on rails - 400 Bad Request - request header or cookie too large

I am getting a 400 Bad Request request header or cookie too large from nginx with my Rails app. ... find(session[:current_company_id]) end See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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344 views

1 answer

ruby - Overriding a module method from a gem in Rails

The will_paginate gem is broken on my version of Oracle. The default paginate_by_sql method in the WillPaginate module ... it down using Google. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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707 views

1 answer

ruby on rails - Bundler::GemNotFound: Could not find rake-10.3.2 in any of the sources

I have been working with Rails and it sends me back this error. Please provide questions. Thanks for all the help ... . Thanks for all the help. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

551 views

1 answer

ruby on rails - How to `bundle install` when your Gemfile requires an older version of bundler?

I am in an older Rails project that has a Gemfile. I tried to add a gem to the Gemfile and bundle ... version of bundler that it requires? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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587 views

1 answer

ruby on rails - Apply only one locale on specific resource

So, I have something like this: scope ':locale', locale: /#{I18n.available_locales.join("|")}/ do namespace :landing_page ... :landing_page_3, only: [:index], locale: /en/ end end...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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