Hi, trying to sort out this error for a while now, no luck. I get this error above when adding a new comment for a blogpost. The blog is clearly there. Any insight would be much appreciated. _...

I'm working on a project that has Cue model that could be accessed and searched by multiple roles like guest and admin. The authorization happens using CanCanCan gem based on some logic written in ...

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...

When I add the Youtube embed code. It displays it as a string on the front end. The idea is that I could make this simple enough for the user updating the post to add the embed code easily themsel...

Hi I've searched but I cant find a beginners to rails course, am I being blind? Thanks

I am creating API endpoint for active storage with reactjs. My upload controller is as follows: The code belows execute: insert blob object in active_storage_blob - ok Uploaded file to the design...

Hello, I'm a beginner rails developer. I wanna do a business page for my friend. The task is to have a business page with cms to management a content, but in this cms admin user should have been a...

Hey guys, I am using the Google books API to pull books and show them on my site. This is working great. However, I want to be able to allow users to favorite books they want to remember and als...

Hello, I'm currently looking for options to create some form of authentication service based on Rails. I've got several microservices like app1.site.com app2.site.com and app3.site.com and I woul...

I'm working on a SaaS platform that will be heavily API driven with a React or Vue front end. But there's a requirement for a desktop app to give the customer something "tangible" to hold in their...

In our system we are sending webhook to an endpoint with serialized JSON for the object JobApplication. The JobApplication has a resume attached using ActiveStorage. ( has_one_attached :resume) Ho...

I have a rails application that is deployed on `AWS EC2 instance` with `CodePipeline`. I have added the `Build` stage in the pipeline using `AWS CodeBuild` to build test my code. I have no idea ab...

Hello I,m new to rails I am writing test cases for using rspec gem In my controller I have edit function. I have before action for edit function **This is my controller** ``` before_action :aut...

Hello, Chris! I have a rails appp, and I'm using Devise (without simple_form). My registration form is in my homepage, root_path. I followed the tutorial from Devise and I'm able to register users...

Hi, I'm not sure if this is the right place to post this issue, but I'm looking for a way in my Rails app to reorder items by drag and dropping. I tried to implement the solution by Ryan Bates in...

Trying to determine which way I should handle this. Normal User adds a post to our system, he then has the ability to update and delete this post. In the future he may assign other users the abili...

Hi Chris im doing the episode 'liking posts' i have difficult to do with deep nested resource, my actual nested resources looks: A. Routes: ```ruby resources :users do resources :catalog...

How can I write the below operation, being handled by _group_by_ Ruby method, in terms of DB specific query? ```ruby def list_users @search_by_options = [:age, :location, :department, :desig...

I need to store different metrics about various companies. These will be present for every company: * revenue * ebitda * cash * receivables * employees * debt each one has attributes such as...

**Situation:** A user enters the name of a venue they want to add. I query an external API and get back a list of possible venues they actually meant, which they'll then confirm. The venue model wi...