542 questions
I am currently making my own tag function on Ruby On Rails.This is probably a typical implementation of the Article and Tag models and the intermediate models. has_many:article_tags, dependent::destro...
The ruby on rails application has View created in Vue.js.Some View changes were required, so I restarted the server after making the changes, but the changes were not reflected.I've looked into variou...
According to Rails routing rules, the template should be routed directly under the following conditions:·Routing is defined in config/routes.rb [get'view/keyword']·There is no controller that supports...
The i18n locale setting suddenly no longer works except in English (en).I don't know what the kick is, but http://sampleurl.com/jaWhen I open the site as , it doesn't display in Japanese, and all the ...
We have made a new registration as follows.After that, I pressed the Edit button to change the product name from Product B to Hogehoge.2 Stainless Steel BF-078 10K 350A 3P 2,000 3,000 4,000 9,0002 Sta...
Is there a way to put image_tag in hash value using Rails?I created view_objects/ under app/ and put logic about view in it for each class.To avoid writing logic to the view as much as possible.Instan...
I'm creating a web app with rails.Deployment of device → Add unique column → Change information by user (like My Page) → Log in with user name, etc. I was working as a beginner...I was checking from t...
I'm working on an introductory book, but where is the association?does not work and the undefined method `question_id' for nil:NilClass appears.I think I'm writing the parts of belongs_to, has_many pr...
For example, in an array, you want to create a new array in which the elements are multiplied only when they are multiples of 3.Specifically, if an array of [3,5,9] is given, the expected result array...
I am currently creating a web application with Rails, but there is a problem that cannot be solved in the routing part, so please let me know if you understand.What do you want to doWhen the show acti...
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