Recent questions tagged ruby

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

ruby on rails - Deprecation warning for creating attribute 'currency'

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882 views 1 answer

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

ruby on rails - Heroku logs FATAL SignalException: SIGTERM

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834 views 1 answer

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

ruby on rails - Polymorphic Assocations using Integer ID type fields

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1.1k views 1 answer

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

ruby - Sinatra and question mark

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1.1k views 1 answer

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

ruby - When do you need a require in a rails Gemfile?

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872 views 1 answer

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

ruby on rails - rails3 default_scope, and default column value in migration

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881 views 1 answer

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

ruby - How to rescue from a require "gem_name" when the gem is not installed

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790 views 1 answer

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

ruby on rails - Migrating from local paperclip storage to S3

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873 views 1 answer

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

ruby on rails - Wrapping text into lines at word boundaries

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1.0k views 1 answer

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

ruby - Why is this not a syntax error?

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847 views 1 answer

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

ruby on rails - Warning. Error encountered while saving cache ... can't dump anonymous class

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765 views 1 answer

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

ruby on rails 3 - Mysql2 Error MySQL server has gone away

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1.0k views 1 answer

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

ruby on rails - Can't reindex Sunspot SOLR - Error - RSolr::Error::Http - 500 Internal Server Error

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1.1k views 1 answer

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

ruby - Rails 3.2 Postgres Save Error "ActiveRecord::StatementInvalid: PG::Error: ERROR: Syntax error near 'T' at position 5"

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862 views 1 answer

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

ruby on rails - nested form triggering a 'Can't mass-assign protected attributes warning

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802 views 1 answer

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

ruby on rails - i386 arch error installing old scrypt gem version with OS X Mojave

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841 views 1 answer

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

ruby - How to access cookies from ApplicationController (Rails)

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795 views 1 answer

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

ruby - How to get a linux command output to chef attribute

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1.5k views 1 answer

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

ruby - How to sanitize raw SQL in Rails 4

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1.2k views 1 answer

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

ruby on rails - Splitting Routes File Into Multiple Files

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850 views 1 answer

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

ruby on rails - Paperclip Error: model missing required attr_accessor for 'avatar_file_name'

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823 views 1 answer

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

ruby on rails - PUT method form_for

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980 views 1 answer

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

ruby - How can I preload concerns in a rails initializer using Rails 6/Zeitwerk?

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1.1k views 1 answer

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

ruby on rails - 'ActiveRecord::Core::ClassMethods.find' call is deprecated

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773 views 1 answer

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

ruby on rails - What order do before filters occur in?

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966 views 1 answer

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

ruby on rails - Add Id column in a migration

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925 views 1 answer

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

ruby on rails - Removing or overriding an ActiveRecord validation added by a superclass or mixin

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1.1k views 1 answer

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

ruby - Getting a list of classes that include a module

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737 views 1 answer

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