We have used the simple_discussion gem in our rails application but the error is caused when the user is destroyed. ``` PG::ForeignKeyViolation: ERROR: update or delete on table "users" violates fo...

Hi! I'm using receipts gem to generate pdf. Also I want to insert QRcode for the payment (for example into footer section). Tell me please, is there any examples of doing so? I want QRcode to consi...

Hello I'm learning docker and faced this error while testing it locally ``` banstein@DESKTOP-I54N512:~/Projects/icb$ docker-compose build [+] Building 4.2s (12/12) FINISHED ...

I am doing an advanced Ruby on Rails Course and even I have completed many lessons in it. Now I am creating my first web application but facing a problem in setting up the web server. This is t...

Hi Chris - I just finished your Stripe course, which works great, but my client also wants the PayPal option. I am just wondering if you could share some insight on how you did it on your site? Al...

I have some sidekiq workers and they work great in production but in development I'm getting errors like NameError: uninitialized constant TicketAssignedWorker.. sidekiq.yml --- :concurrency: 6 :...

I have a Rails 6 app on Heroku with a Postgresql database and ActiveStorage on Amazon S3. Sometimes I need to sync my local db with production data to make debug easier. And it works great. I want...

Has anyone had, and hopefully fixed, the jquery(?) conflict between activeadmin and autocomplete ( I was using easyAutocomplete ). Soon as I have both in a project it breaks with not a function is...

Hello Guys, I'm doing some research on how to handle multiple account types. In our app, we will have two types of accounts. **Parents** and **Schools**. These accounts will never change types, fo...

I have set up a basic search using Ransack but I don't understand how to get it to search Action Text. This is how it is implimented in the search_form_for: f.search_field :title_or_rcontent_or_c...

Are there any plans on covering view_components? It would be great to see a few episodes on using view_components + tailwind / bootstrap + stimulus & stimulus reflex. Maybe the twitter example...

I was trying to deploy my rails only application on render but still getting error : couldn't find expected key "-", in my render.yaml file. Please anyone for help ? Here is my render.yaml file d...

Hi! I need to create users, and change password of users in madmin. But if I change the password I got this error raise Errors::InvalidHash.new("invalid hash") I understand the problem is the passw...

I have Ruby On Rails (version 6) app deployed in DigitalOcean, I am using ActionText for the images, the images are stored in DOSpaces. I display them in the following way in file _blob.html.erb &...

Hi! I'm building a Rails app where users can check if a given username is available on multiple platforms. I have a form where users can enter a username, and then the app makes concurrent requests...

Is there a way of connecting a weighing scale to rails application and get the weight readings.

I ran the config for Tailwind with CSSBundling Rails using ruby 3.0.3 and rails 7.0.0: rails new hg -j esbuild --css tailwind --database=postgresql Everything worked fantastic trying any of the htm...

I was looking for a way to create a mobile client for my Rails App / API. I came upon PWAs but I couldn't find any info on how to use it for Rails. Is it possible?

I have created a rails app for booking cabs online. I want my app to have the functionality of sending emails to users once their booking is confirmed. For this, I am following Ryan Bates railscas...

Been playing around with Rails 7 aphla2 and yesterday they released an RC version. In my Rails 7 test app, which was previously running alpha2, ran ```bundle update``` it updated everything to the ...