ruby-on-rails-5 Questions
1
Solved
Assuming I have 2 strings constants
KEY1 = "Hello"
KEY2 = "World"
I would like to create a hash using these constants as key values.
Trying something like this:
stories = {
KEY1: { title: "...
Surinam asked 9/11, 2016 at 10:5
1
Solved
I'm trying to figure out how many database connections my app will use.
It's Rails 5 hosted on Heroku.
Here is my Puma config
workers Integer(ENV['WEB_CONCURRENCY'] || 2)
threads_count = Integer...
Homiletic asked 3/11, 2016 at 22:57
4
Solved
In the past I've used this solution, but since Rails 5 deprecated ParamsParser middleware, it doesn't work anymore.
Linkage asked 25/10, 2016 at 16:39
1
I am dealing with a CSV file(approx 500 lines). Is there a way to select data from this file with filters. I know I can do this in ruby by parsing the csv and using select/find methods But I am loo...
Latterll asked 3/11, 2016 at 11:53
2
When I'm referring to active_record_migrations online in http://guides.rubyonrails.org/active_record_migrations.html
In the following snippet:
class ExampleMigration < ActiveRecord::Migration...
Tub asked 3/11, 2016 at 5:49
1
Solved
I have a select tag with 2 options :
select_tag :type, options_for_select("<option value = 'produit1'>Produit1</option><option value = 'Produit2'>Produit2</option>", para...
Bypath asked 2/11, 2016 at 8:14
1
Solved
I have a User model and a Question model.
I want to add a belongs_to :user association to the Question model, but I want that association to be called author. For example, I would call question.au...
Neve asked 2/11, 2016 at 8:15
1
Solved
I'm wondering if I need to create a migration for creating ar_internal_metadata in production on Rails 5
Accouterment asked 28/10, 2016 at 23:33
1
I was able to successfully setup ActionCable, listen to channels, authenticate requests, etc. However, I am running into a weird bug when trying to connect to a channel right after creation (hard t...
Bes asked 22/1, 2016 at 20:8
5
I am using Rails 5.0.0.beta3, building an API-only app using the -app option on rails new, and I am having trouble with accepts_nested_attributes_for.
In my app, a create (or a new, then a save!)...
Earthworm asked 11/3, 2016 at 14:15
1
Solved
I can not close my socket manually.
It quits only when I close a tab in the browser.
Finished "/cable/" [WebSocket] for 127.0.0.1 at 2016-10-29 16:55:49 +0200
But when I call either
App.cable.s...
Sunless asked 29/10, 2016 at 16:2
1
If I have a user
def user_params
params.require(:user).permit(:name, :age)
end
I got that down. I want to batch create users. So a user can fill out a list (theoretically endless) of users, the...
Ramsay asked 25/10, 2016 at 2:1
1
Solved
I made a strategic mistake when developing database architecture on my Rails app
Now I have to implement sorting by price feature using
MyModel.order('price DESC')
price is a string type in th...
Pacheco asked 21/10, 2016 at 15:45
2
Solved
I have a controller action that uses some Javascript to load a form on my page. When I submit my form it's not creating a Rails request object and I'm getting the error in my question title.
Here ...
Blunder asked 20/10, 2016 at 22:37
1
Solved
Is there a way I can add a non-model metadata attribute onto an each_serializer, without using the :json_api adapter?
render json: invoices, each_serializer: Invoices::ItemizedSerializer
I want ...
Windage asked 16/10, 2016 at 17:7
2
Solved
I have Rails 5 API project for controlling user tasks and I have the following error but not always for the same controller and route.
ActionController::RoutingError: uninitialized constant Api::V...
Stirk asked 14/10, 2016 at 9:9
1
Is there a way I can see how many (maybe even inspect each job?) jobs are there remaining in the queue?
Baptism asked 13/10, 2016 at 22:49
3
Solved
Per the Rspec documentation, by default when you run rspec you get the progress formatter (looks like this: ".....").
There is another formatting option rspec --format documentation that goes thro...
Halfbeak asked 13/10, 2016 at 14:1
1
How will the configuration file, config/cable.yml look like for a postgreSQL adapter?
Odellodella asked 19/9, 2016 at 11:0
3
Solved
I am new to RoR and am starting on the guide at http://guides.rubyonrails.org/getting_started.html .
When I run the command bin/rails db:migrate, I get the error command db:migrate not recognized
...
Snowman asked 10/10, 2016 at 9:22
1
Solved
A user has many uploads. I want to add a column to the uploads table that references the user. What should the migration look like?
Related question for Rails 3: Rails 3 migrations: Adding referenc...
Schnapps asked 8/10, 2016 at 22:7
3
Solved
To my knowledge, the new default in Rails 5 requires belongs_to associations to be present. I made a model with this association, but the problem is I don't get presence validation error when the a...
Apprehensive asked 2/7, 2016 at 6:40
3
Solved
I am using "number_with_precision" method in Rails View, it is working fine there, for example:
In Rails View: (works fine)
<%= number_with_precision(job.company.rating, :precision => 2) %&...
Ricoriki asked 5/10, 2016 at 12:48
4
I have a Profile model, that has a height attribute.
I need to store the height of users (aka profiles), but I am not quite sure how to do it. I assume the best way to do it is to have a select dr...
Girish asked 26/9, 2016 at 6:15
1
Solved
Whats a better solution for initializing jquery plugins on browser back button that aren't just transforming elements when using turbolinks in Rails 5 like masterslider (photo gallery) or slick (ca...
Overlie asked 21/9, 2016 at 23:13
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