ruby-on-rails-4.2 tutorials

Rails 4.2 syntax error, unexpected ':', expecting =>

Dec 21, 2022

rails server cannot start; getaddrinfo: nodename nor servname provided, or not known (SocketError)

Dec 14, 2022

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In url, how to show title-name instead of id in ruby on rails?

Dec 13, 2022

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Rails 4.2.0.rc1 upgrade <module:InheritedResources>': uninitialized constant ActionController::Responder (NameError)

Dec 11, 2022

ruby-on-rails activeadmin upgrade ruby-on-rails-4.2

How to remove id from select active record?

Nov 30, 2022

ruby-on-rails-4.2

"first!" on AR CollectionProxy raises "undefined method [] for nil" after updating from Rails 4.1.4 to 4.2.0

Nov 03, 2022

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`rake notes` should scan haml

Apr 22, 2019

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upgraded to Rails 4.2.6: rake db:migrate inserting column limits into schema.rb

Aug 25, 2022

ruby-on-rails rails-migrations ruby-on-rails-4.2

Rails 4.2 web-console issue

Nov 27, 2017

ruby-on-rails ruby gem rails-console ruby-on-rails-4.2

AWS SDK v2 for s3

Nov 05, 2022

ruby amazon-s3 ruby-on-rails-4.2 aws-sdk

Rails 4.2 saving has_and_belongs_to_many association Ids

Feb 22, 2019

ruby-on-rails nested-forms has-and-belongs-to-many ruby-on-rails-4.2

Check for the existing of a header attribute in rails before invoking an action

Jun 10, 2022

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Rails 4.2 concern content ignored in test environment

Jun 17, 2022

ruby-on-rails activerecord ruby-on-rails-4.2 activesupport-concern

Correctly configuring a Postgres DB for a Rails 4.2 app on Heroku

Nov 19, 2022

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Active Job - How to cancel a scheduled Action Mailer job?

Nov 11, 2019

actionmailer delayed-job ruby-on-rails-4.2 rails-activejob

Rails - Distinct ON after a join

Jul 01, 2022

sql ruby-on-rails postgresql greatest-n-per-group ruby-on-rails-4.2

Rails: Share enum declaration values between models

Jan 07, 2022

ruby-on-rails rails-activerecord ruby-on-rails-4.2

How can I get ActiveJob to enqueue jobs in Sidekiq on Heroku when called from the app (not the console)?

Aug 27, 2022

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