Recent questions tagged ruby

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ruby - Rails: around_* callbacks

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

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ruby on rails - rails4 unknown encoding name - CP720

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

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ruby on rails - Named routes _path vs _url

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

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ruby on rails - How to use bundler behind a proxy?

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

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ruby on rails - ActionController::InvalidAuthenticityToken in RegistrationsController#create

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

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ruby - Using Rails Migration on different database than standard "production" or "development"

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

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ruby - How does Array#sort work when a block is passed?

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

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ruby on rails - gem install permission problem

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

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ruby on rails - Using send_file to download a file from Amazon S3?

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

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ruby - Why are all Rails helpers available to all views, all the time? Is there a way to disable this?

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

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ruby - Convert Time from one time zone to another in Rails

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

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ruby on rails - A migration to add unique constraint to a combination of columns

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

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ruby - Installing Nokogiri on OSX 10.10 Yosemite

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

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ruby - find_spec_for_exe': can't find gem bundler (>= 0.a) (Gem::GemNotFoundException)

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

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ruby - Why can't I install Rails on Lion using RVM?

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

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ruby on rails - How do I "activate" a different version of a particular gem?

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

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ruby - How do you downgrade rubygems?

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

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1 answer 987 views

ruby on rails - Nokogiri 'Failed to build gem native extension' when I run bundle install

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

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1 answer 1.5k views

ruby - Unresolved specs during Gem::Specification.reset:

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

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ruby - Pass a variable into a partial, rails 3?

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

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1 answer 1.3k views

ruby on rails - Can I get the name of the current controller in the view?

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

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1 answer 1.4k views

ruby - Serving static files with Sinatra

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

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1 answer 1.2k views

ruby on rails - How to check for a JSON response using RSpec?

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

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ruby on rails - belongs_to through associations

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

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ruby on rails 3 - Thin web server: `start_tcp_server': no acceptor (RuntimeError) after git branch checkout

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

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1 answer 1.2k views

ruby - Rails 4: assets not loading in production

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

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1 answer 1.3k views

ruby - Rails update_attributes without save?

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

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1 answer 1.3k views

ruby on rails 3 - rmagick gem install "Can't find Magick-config"

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

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1 answer 213 views

ruby - How can I find out the current route in Rails?

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

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1 answer 341 views

ruby - How to avoid "cannot load such file -- utils/popen" from homebrew on OSX

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

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1 answer 2.2k views

ruby on rails - how to use DISTINCT ON with mysql using ActiveRecord

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

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1 answer 282 views

ruby on rails - query , can not select column count

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

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1 answer 774 views

ruby on rails - DEPRECATION WARNING: Dangerous query method: Random Record in ActiveRecord >= 5.2

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

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1 answer 375 views

ruby - Error when running rails app - ExecJS::RuntimeError

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

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1 answer 240 views

ruby - How to find the local port a rails instance is running on?

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

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