Recent questions tagged ruby

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

ruby on rails - How to have the scaffold to generate another partial view template file

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621 views 1 answer

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

ruby - Rails custom validation based on a regex?

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643 views 1 answer

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

ruby on rails - How to make changes to strong parameters (change to lowercase)

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919 views 1 answer

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

ruby - How do I use functions like CONCAT(), etc. in ARel?

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889 views 1 answer

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

ruby - TCP Socket communication between processes on Heroku worker dyno

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729 views 1 answer

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

ruby on rails - Align checkboxes for f.collection_check_boxes with Simple_Form

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1.2k views 1 answer

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

ruby - What does ["string"].pack('H*') mean?

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837 views 1 answer

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

ruby - Cannot run Jekyll new command

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572 views 1 answer

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

ruby on rails 3 - Failing to test Devise with Capybara

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662 views 1 answer

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

ruby on rails - Nested resource route helper not working

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660 views 1 answer

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

ruby - Installing RMagick gem -- Can't find MagickWand.h

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696 views 1 answer

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

ruby - What is the best way to read files in an EventMachine-based app?

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536 views 1 answer

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

ruby - Rails: Methods shared by multiple controllers

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761 views 1 answer

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

ruby on rails - belongs_to and has_many to the same model

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581 views 1 answer

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

ruby on rails - How to render erb template to string inside action?

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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 - How do I store an instance variable across multiple actions in a controller?

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840 views 1 answer

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

ruby - Slicing params hash for specific values

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711 views 1 answer

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

ruby on rails - Devise, OmniAuth & Facebook: "Not found. Authentication passthru."

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1.6k views 1 answer

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

ruby - How do I find gems that depend on a given gem?

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604 views 1 answer

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

ruby - Problem using OpenStruct with ERB

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713 views 1 answer

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

ruby on rails - Error installing sqlite3 gem via bundler

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633 views 1 answer

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

ruby on rails - undefined method `name' for "actionmailer":String

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588 views 1 answer

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

ruby - Rake before task hook

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643 views 1 answer

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

ruby - How to parse a URL and extract the required substring

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594 views 1 answer

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

ruby on rails - error in your Gemfile, and Bundler cannot continue

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654 views 1 answer

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

ruby - Rails: How to use "_blank" or "_new" in Rails

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811 views 1 answer

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

ruby - RMagick - how do I find out the pixel dimension of an image

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768 views 1 answer

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

ruby - Set vs Array , difference

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787 views 1 answer

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