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?

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

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 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 ...

As the title states, while following the Windows 11 Rails setup guide I found that whenever I run `rake db:create` it fails with the following error: ``` PG::ConnectionBad: could not connect to ser...

After completing a bootcamp in Ruby on Rails, it can feel overwhelming deciding where to go from there. The typical advice is build, build, build, but it would be really handy if there was some com...

Hi, i have trouble with ruby ( i dont know any ruby basics but im edititing redmine plugin ). I prepared method def getDateForRedmine( startDay, endDay, limit, date ) datetime = Date...

Hi guys, I'd love to learn more on ROR and it appears this is a really comprehensive site, but a lot of the content seems rather dated. I want an honest opinion on whether a subscription to this s...

Hello. Im trying to add text-alignment functionnality to a trix rich-text editor in a rails 6 app (its for a blog). I find somes example on stack overflow or trix github about adding colors, h ta...

Hi Chris,I want to create an app where I can keep track of my cryptocurrencies.This is what I have right now:Coins (can have many wallets)namesymbolWallets (belongs_to coin)(has_many transactions)c...

00:29 bundler:install The Gemfile's dependencies are satisfied, skipping installation 00:30 deploy:assets:precompile 01 $HOME/.rbenv/bin/rbenv exec bundle exec rake assets:precompile ...

I'm trying to include some Mustache templates into the main JS bundle. The idea is to take `/app/templates/*.mustache` files, generate a JSON object, and set a window-level variable, like this: ``...

I am trying to create a modal or a drawer which allows me to edit a form. When I place the `turbo_frame_tag` in the same file like so. The form shows up properly when I click the link. **admin/pe...

I'm watching the rails tutorial on the apartment gem and am curious how to manage my Users, which I've already created through Devise and implemented User Roles. Essentially, I want one Super U...

I while back I was playing around building an app where you had multiple tenants (Company Model) and a single login (User Model). I then created roles (Role Model) to link the users to the tenants....