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ruby - Rails custom validation based on a regex?
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - How do I use functions like CONCAT(), etc. in ARel?
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - TCP Socket communication between processes on Heroku worker dyno
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - What does ["string"].pack('H*') mean?
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - Cannot run Jekyll new command
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby on rails 3 - Failing to test Devise with Capybara
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby on rails - Nested resource route helper not working
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - Installing RMagick gem -- Can't find MagickWand.h
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - What is the best way to read files in an EventMachine-based app?
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - Rails: Methods shared by multiple controllers
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby on rails - belongs_to and has_many to the same model
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby on rails - How to render erb template to string inside action?
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - Slicing params hash for specific values
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - How do I find gems that depend on a given gem?
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - Problem using OpenStruct with ERB
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby on rails - Error installing sqlite3 gem via bundler
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby on rails - undefined method `name' for "actionmailer":String
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - Rake before task hook
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - How to parse a URL and extract the required substring
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby on rails - error in your Gemfile, and Bundler cannot continue
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - Rails: How to use "_blank" or "_new" in Rails
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - RMagick - how do I find out the pixel dimension of an image
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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ruby - Set vs Array , difference
posted Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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