英文: Show image from controller in rails 问题 I am displaying an image in view using <%= image_tag(@...
58评论image
ruby-on-rails
显示Rails控制器中的图像。
58评论image
ruby-on-rails
58评论image
ruby-on-rails
Ruby on Rails + Psych::DisallowedClass in PostsController#show
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 &#...
69评论ruby
ruby-on-rails
如何创建Ruby测试以确保特定列的创建的PostgreSQL索引被使用/覆盖。
英文: How to create ruby test to ensure that created postgresql index for specific column is used/cove...
60评论postgresql
testing
undefined local variable or method `asistencia_params' for #<AsistenciaController:0x00000000083450>
英文: undefined local variable or method `asistencia_params' for #<AsistenciaController:0x00000...
58评论ruby
ruby-on-rails
Background image not compiling into assets folder using propshaft with dartsass-rails in rails 7
英文: Background image not compiling into assets folder using propshaft with dartsass-rails in rails 7...
55评论ruby-on-rails
ruby-on-rails-7
Rails `.order desc` 在生产环境中不起作用。
英文: rails .order desc not working in production 问题 以下是翻译好的部分： "在本地工作正常，但当我将其推送到Heroku时，订单的顺序不正确...
52评论production
ruby-on-rails
如何在Rails中为404响应添加错误消息？
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：...
57评论ruby
ruby-on-rails
After upgrading rmagick from 3.5 to 5.2.0 Carrierwave is sending a error of No Method background_color
英文: After upgrading rmagick from 3.5 to 5.2.0 Carrierwave is sending a error of No Method background...
119评论image
ruby-on-rails
我如何按类型和创建时间筛选 has_many 记录？
英文: how can I filter has_many records by type and created_at? 问题 (作为一个初学者的 Ruby/Rails 学习者提问) 一个群组有多个...
55评论ruby
ruby-on-rails
Why i can not to create an object in the db if i add an relationship belong_to?
英文: Why i can not to create an object in the db if i add an relationship belong_to? 问题 class Company...
55评论ruby
ruby-on-rails
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