~/Sites/sample_app$ rails test Running via Spring preloader in process 24338 Run options: --seed 58780 Running: .. Finished in 0.292172s, 6.8453 runs/s, 6.8453 assertions/s. /var/lib/gems/2.3.0/...

I'm working through the 'Ruby On Rails 3 Essential Training' and have received a problem when using name scopes. When finding records and using queries withing the Rails console everything went smo...

When I run rake db:seed in my Rails app, I'm getting this error: invalid byte sequence in US-ASCII (Argument Error) I just added science_majors and down to my seed file, and now when I run rak...

After recently upgrading to Ruby on Rails 5.0 from 4.2, I have been unable to run rake db:migrate, or rails console. I think it best to solve the console error first and it seems to give the follow...

I have this error when I try to create a Review object : ArgumentError in ReviewsController#create wrong number of arguments (1 for 0) app/controllers/reviews_controller.rb:17:in `new' app/contr...

I use Devise (2.2.3) and am trying to load the "edit" form for a user using this jQuery ajax call: $.ajax({ type: 'GET', url: '/users/edit', data: { id: id } }); This will call this before_...

The following code causes an argument error: n = 15 (n % 4 == 0)..(n % 3 == 0) # => bad value for range (ArgumentError) which I think is because it evaluates to: false..true and different ...

I am trying to populate the movie object, but when parsing through the u.item file I get this error: `split': invalid byte sequence in UTF-8 (ArgumentError) File.open("Data/u.item", "r") do |i...

I'm trying to delay a notification email to be sent to users upon signing up to my app. The emails are sent using an ActionMailer which I call InitMailer. The way I am trying to delay the jobs is u...