Ruby on Rails Community Forum

Is it possible to read the file, in my case image file, inside Paperclip::Attachment before the file is saved? I need to send the image to an api first and then from the response it's given if it...

I have a simple question about class naming: is it Ok to use `Error` as a model name in a Rails project? This model will be used to persist Ruby exception objects for errors monitoring. Using `Exc...

All i am trying to create follow and follwers relationship and i am experiencing some issues. Chris i think you should create a course on this as well. i am getting issue undefined method `id' for ...

So I built a website and pushed it to heroku production `example.herokuapp.com` and bought a domain to reroute example.com to show whatever is on `example.herokuapp.com`. This all works great, exc...

Hi, Been going round in circles for a day or so but still can't seem to find a solution for this. I have project management chat app that on sign up, you create the project and the first chat mess...

The purpose is add product to cart, target is blank. After I submit(click) the form(submit input tag), the submit tag become disabled, how can I avoid this? I need it is always enabled for click....

I have a project with Devise gem. I need to create a user with the admin account. If I am logged in with the admin account I can not enter the path / sing_up. How can I access this page?

Hi, I'm creating a multi tenant application using the apartment gem based on the video about multitenant here in gorails. The model I choose was the Account instead of Users so I can have several...

Hi, I'm looking to use `expires_in` method in my actions who returns static content. For this pages I would like to return a cache control header where `public` is `true`. Like this it allow an p...

hi Chris Oliver on the @mentions episode can you share the css you use to show both user name and profile picture? Thanks

After adding the activeadmin gem, my previous style changed , How can avoid this? Previous style is :  After adding the activea...

Followed the series on action cable notifications and setup the meta tag so that action would not try to connect if the meta tag was present. Here is my code. ``` $(document).on("turbolinks:load"...

I am using the Mailboxer gem. When creating a new conversation, the message that is created at that point is does not attach the file I am uploading. new.html.haml = form_tag conversations_path, m...

I am using the Mailboxer gem. I have enabled multiple file uploads for the attachment field. What is the best way to set up my controller so it saves all the attachments? Would making a new model c...

Hey GoRails devs, I am in the middle of setting up a marketplace (with stripe) and could use some help in conceptually thinking about the model associations. In the marketplace: a user can sell or...

I built my chat app using rails actioncable and than was able to make an ios app that pulls the conversation and messages. Everything works fine. My question is, is it possible to set up apple p...

Hello, I have two questions: 1) I would like to create a button that can generate a CSV file with one set of attributes, and another button that will be able to generate a different set of attrib...

I've recently watched couple of screencasts on using Null Object Pattern: https://www.rubytapas.com/2017/01/31/two-screencasts-two-ways-eradicate-ruby-nil-values It was a good reminder about a ques...

Came across a tutorial for using Devise authority tokens in a rails API, however are there any other reasons to use AngularJS and Rails? Advantages or disadvantages? The AngularJS with Rails tut...

Processing by Users::HomesController#welcome as HTML Processing by Users::HomesController#welcome as HTML Rendering users/homes/welcome.html.erb within layouts/application Rendering users/homes...