Unable to obtain stable firefox connection in 60 seconds (127.0.0.1:7055)?

While testing scenario by cucumber i'm getting the following error when running rspec tests unable to obtai...

/\A[^@\s]+@([^@\s]+\.)+[^@\s]+\z/ Meaning??

Can somebody please explain the meaning of validates_format_of: :email, with: /\A[^@\s]+@([^@\s]+\.)+[^@\s]+\z/ ...

Scraping hidden HTML (when visible = false) using Hpricot (Ruby on Rails)?

I've come across an issue which unfortunately I can't seem to surpass, I'm also just a newborn to Ruby on rails unfo...

How to configure Ruby on Rails with no database??

It would be convenient to use Ruby on Rails for a small website project that has no current need for a database. I ...

ActionController::InvalidAuthenticityToken in RegistrationsController#create?

Hi I am using Devise for my user authentication suddenly my new user registration was not working. this was error ...

=0A in the subject of an email sent with Rails??

I have this in my user_mailer.rb class UserMailer < ActionMailer::Base default from: ["no-reply@#{CONFIG[:doma...

How to remove gem from Ruby on Rails application??

I have installed a gem on my Rails application (devise). After I installed the gem, I realized that I don't need it....

wildcard subdomains in development with passenger?

It really bites having to add an alias every time you need a subdomain on your development machine. Is there a way t...

What is the “_path” method in ruby on rails??

I'm learning RoR, and I'm getting very confused by the "_path" method as it's used in Controllers and Routes. To be ...

Heroku delete my uploaded files, why??

if I load the file in my app on Heroku, everything works, but when I tried again to reload the application, it gives...

Simple form remove associated record?

I'm using simple_form and I would give user ability to quickly remove an associated record. (eg. "checking/uncheking...

No route matches missing required keys: [:id]?

I'm new at Rails and I've seem similar problems, but I can't solve mine. My routes: resources :users do resou...

Previewing rails server on AWS Cloud 9: VFS Connection does not exist [Firefox only]?

Update: This is specific to Firefox. This does not occur using Chrome. I will leave the text below as is, but now th...