Recent questions tagged ruby

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ruby - How can I access the current node from a library in a Chef cookbook?

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

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1 answer 848 views

ruby - How to get long filename from ARGV

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

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1 answer 748 views

ruby - Save all image files from a website

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

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1 answer 693 views

ruby - Is there a way to stop Rails' built-in server from listening on 0.0.0.0 by default?

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

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1 answer 916 views

ruby on rails - Fixing "You have included the Google Maps API multiple times on this page. This may cause unexpected errors."

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

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1 answer 715 views

ruby 1.9.2 - collection_select method gives error in Rails 3.1.1

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

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1 answer 862 views

ruby on rails - How to build task 'db:populate'

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

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1 answer 989 views

ruby on rails - Decrypting a devise password

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

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1 answer 1.6k views

ruby - Rails 6: Zeitwerk::NameError doesn't load class from module

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

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1 answer 728 views

ruby - Missing File in Gem after Build

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

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1 answer 873 views

ruby on rails - How to copy a file using Paperclip

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

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1 answer 845 views

ruby - Is Regexp.last_match thread safe?

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

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1 answer 952 views

ruby - Check to see if an array is already sorted?

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

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1 answer 861 views

ruby - Stop loading page watir-webdriver

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

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1 answer 750 views

ruby - Simplify multiple nil checking in Rails

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

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1 answer 727 views

ruby - BCrypt says long, similar passwords are equivalent - problem with me, the gem, or the field of cryptography?

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

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1 answer 1.1k views

ruby on rails - Bootstrap datepicker default value simple_form_for

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

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1 answer 871 views

ruby on rails - Daemoninsing a rake task

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

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1 answer 868 views

ruby - How do I split a string by commas except inside parenthesis, using a regular expression?

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

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1 answer 1.1k views

ruby - is there a way to reference a constant in a yaml with rails?

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

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1 answer 930 views

ruby on rails - Erase records every 60 days

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

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1 answer 724 views

ruby - What is the purpose of `Kernel`?

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

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1 answer 702 views

ruby on rails - What does :: do?

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

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1 answer 954 views

ruby on rails - ActiveRecord, has_many :through, Polymorphic Associations with STI

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

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1 answer 823 views

ruby on rails - Dynamic use of :default_url in Paperclip

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

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1 answer 880 views

ruby - rails - postgres error: Reason: Incompatible library version: libpq.5.dylib requires version 1.0.0 or later,

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

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1 answer 791 views

ruby on rails - On Heroku, Cedar, with Unicorn: Getting ActiveRecord::StatementInvalid: PGError: SSL SYSCALL error: EOF detected

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

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1 answer 923 views

ruby on rails - limit the number of objects returned in a has_many

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

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1 answer 650 views

ruby on rails 3 - Factory Girl sequences not incrementing

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

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1 answer 771 views

ruby on rails - undefined method `plain_specs' for #<Bundler::RubygemsIntegration:0x00005633f09a9000> (NoMethodError)

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

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1 answer 758 views

ruby on rails 3 - Heroku error when launch rails3.1 app missing postgres gem

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

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1 answer 1.3k views

ruby - How to correctly install RVM in Docker?

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

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1 answer 753 views

ruby - How to specify the location of the chromedriver binary

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

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1 answer 817 views

ruby - rails sqlite adapter error

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

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1 answer 807 views

ruby - Cloning an array with its content

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

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