Ruby on Rails Community Forum

I have a view that has a search bar and a card deck. I'm trying to use stimulus reflect to search the card deck and for some reason my card deck is not re-rendering. Some of my view updated but t...

In my rails application I have `categories` which are classified based on location. I want to cache these categories on serializer level by using `jsonapi-serializer`'s caching method `cache_option...

PG::UndefinedTable: ERROR: relation "commentables" does not exist when rake db:migrate

I'm building a portal to manage our server farm. I need to create an SSH connection and then execute some commands (bash scripts) however this commands block the SSH process sudo -u deployer -H bas...

I use the [Shrine gem](https://github.com/shrinerb/shrine) to upload images to AWS S3 from my Rails app. Now I’m trying to load the asset trough Cloudflare CDN, but then my images fail to load. H...

I have a function in my app that emails out a PDF of any invoice as an attachment. Everything works fine if its run in production on the web worker. Of course this bogs the app down and I want to...

Hey everyone, I'm using a Railsbytes script to install bootstrap 5 alpha; https://railsbytes.com/public/templates/VB0s5v. However, I can't get any of the tooltips and popovers to work. Not sure ...

Is there a way to detect users leaving a page and alerting them in rails or would it be better to use jquery? Thank you!

I have webpacker gem and yarn gem.. and I'm stuck with this error: (help please :))# console $ bin/rails webpacker:install rails aborted! ArgumentError: Malformed version number string Yarn v0.1.1 ...

Running into an issue with package upgrade with Webpack-cli from 3.3.12 to 4.1.0 This breaks my local environment for running the `web-development-server` command. Lots of info here: https://gith...

I am looking for the best way to build a clean, simple, & reactive interface to visualize data in a postgres database. Do you have any recommendations on tutorials/gems that I can follow or loo...

I'm wondering about the best way to approach scheduled notifications. Having users who set their timezone and pick the best time to receive a regular notification (can be daily or less often), I c...

How do i reduce video size while uploading using active storage Rails 5.2.4.3

Could you post the source code to this?

Duration of a video in the listing page would be highly useful to select a video to watch.

I have a view (show) that display's an Article. The Article has several Author[s]. The Article and Author models look like this: Associations: ``` Article Model has_many author_articles has_many a...

I'm new to rails 6, webpack, etc It's working for me in my app and jquery is loaded (thanks for the intro @Chris) However - although jquery works correctly in all my loaded js, I can't use it to e...

Hi there 👋 I need users to be able to edit email templates, something like: `Hello {{ first_name }},` Please advice, thanks 👍

I am using devise gem for authenticating users. I modified it a bit to let users signup using a mobile number instead of email id. Which now works as expected. What I want to do next is inviting us...

Let's say I have an attribute :year_of_birth for example and another field :age (readonly), I fill in the year_of_birth. And I make a method in a model to calculate the age, how does the age get po...