ruby

英文: How to stub parent and child class in rspec 问题 I apologize for any confusion, but it seems there...

英文: RSpec allow persisting between contexts 问题 我已经翻译了你提供的内容。请注意，我只翻译文本，不包括代码部分。 我有一个作为单例对象运行的Ruby模块，...

英文: Show image from controller in rails 问题 I am displaying an image in view using <%= image_tag(@...

英文: Ruby on Rails + Psych::DisallowedClass in PostsController#show 问题 以下是Gemfile中的部分内容的翻译： source &#...

英文: How to create ruby test to ensure that created postgresql index for specific column is used/cove...

英文: undefined local variable or method `asistencia_params' for #<AsistenciaController:0x00000...

英文: Why doesn't assignment inside an if statement not happen before? 问题 当我运行以下代码： do_something(f...

英文: No route matches {:action=>"show", :controller=>"users", :id=>nil, ...

英文: How can I add an error message to response for 404 in rails? 问题 我需要为404错误的响应添加错误消息。 我在控制器中有一些方法：...

英文: After upgrading rmagick from 3.5 to 5.2.0 Carrierwave is sending a error of No Method background...