How do you handle something where you're using a foreign key, for example a Commentable concern. Comment has a user as commenter. The User class method works fine, but is there a catch all way to a...

Chris i followed your tutorial with polymorphic true commenting system, but i ran into an issue with trying to use ajax to refresh the page. The page does not refresh, only when i reload the page a...

Hi guys, I have rails model User which has_one_attached :avatar In rails admin, I can create a new user and upload user image avatar, but the image shows up as a broken image. How can I let it disp...

Following the example from the guide, I can create a variant as soon as I upload an image, but I want the main image, the attached blob to be that variant. How can I do it in an easy and clean way?

Nailed it. Thanks again Chris - could never find a good explanation on Decorators, hence I never used them, will be sure to use them now!

Awesome class!!!!!

I'm trying to learn how to use react in my rails 5 app. I've just finished following Kenny Hibino's you tube series for his medium clone. He used react-rails gem, but then realised he wanted to u...

How i can use activeadmin with actiontext in rails 7

This might help someone watch the video. The website provided (https://jsonip.org/) didn't work for me. The following error occurred: ---- SocketError: Failed to open TCP connection to jsonip.org:...

Are there more than 2 levels on "Path" section, which I don't see because I am not Pro member, or there are only 2 available at the moment?

How can I write the following code in better way ``` if author.present? Article.where(category: params[:category], author_id: author.id) else Article.where(category: params[:category]) end ```

I am using Rails 6, Ruby 2.7, and Webpacker 4. X I am getting below error ActionView::Template::Error (Webpacker can't find application.js in /Users/developer/Documents/Projects/knowhub/public/pack...

I have following problem. "File to import not found or unreadable: bootstrap-sprockets." Following gems I have installed gem 'bootstrap' gem 'bootstrap-sass', '~> 3.3.7' gem 'sass-rails', '&g...

Noob Rails user here. Can't believe I progressed without any problem through all of Chris's install this and that stuff without any issues at all. Then when I added my first view I get the error: N...

I am trying to insert a new comment on to the page without reloading using stimulus and javascript ~ I tried following along Chris in the nested comments video (NOTE: my comment is like his POST no...

I have `SchoolClass` and `Student` resources. Students belong to classes through `ClassMemberships`. So far students have been added to classes using a grid of class checkboxes on the Edit Student ...

I'm getting runtime error whenever I run the localhost. Redis was running but it only loaded the homepage. After about 10 seconds, the server stopped and gave us this error. ``` `__connect_nonblock...