Questions tagged [ruby]
Questions about Ruby, dynamic, reflective, general-purpose object-oriented programming language that combines syntax inspired by Perl with Smalltalk-like features.
287 questions
4
votes
1
answer
361
views
What is the problem with whitespace in C that Ruby allegedly repeated?
I'm reading the book The Secret Life of Programs by Jonathan E. Steinhart. In it, he mentions in passing:
many consider the handling of whitespace in Ruby to be a replay of of a mistake in the ...
- 255
-1
votes
1
answer
877
views
rails, how to refactor nest if statements? [duplicate]
I'm working a project where I found another developer wrote a method as you see it below.
How would I clean those IF statements and refactor this method.
Also is it ok ti set a variable to nil ?
def ...
- 117
6
votes
3
answers
4k
views
Tracking flakey tests in Ruby on Rails / Rspec - is there a way to do this?
Currently working on a Ruby-on-Rails codebase, testing is done with Rspec. We use BuildKite to run tests.
We are in a situation where sometimes tests will fail, and upon a retry or two, pass. AKA, we ...
- 161
1
vote
1
answer
247
views
Best way to renew OAuth token before expiry
I am building a simple application built in Rails that allows the client to connect to a third party api to sync customer data.
The customer inputs their username and password and my application ...
- 113
-1
votes
1
answer
780
views
How to create input data for unit tests for an API client?
I am building the initial set of unit tests for my team's legacy API client system. We have been writing integration tests, but have no unit tests.
It's a Sinatra server that accepts requests from our ...
- 107
2
votes
2
answers
163
views
Is it a good idea to violate the DRY rule for keeping the action in proper context?
Maybe that's simple, but it confuses me. I have such a code now:
describe VarnishLogExaminer::Entry do
let(:entry) do
file_string = File.read('./spec/assets/varnish_example.xml')
...
- 221
0
votes
0
answers
103
views
Sharing ActiveRecord class between two Rails app with gem
We have several Rails applications using the same ActiveRecord, Book. For simplicity let us assume we have only these two:
BookWarehouseApp (that deals how new book are added, or other inventory ...
- 151
-4
votes
1
answer
192
views
How to identify require expressions that are not needed?
How to tell if we have unused require expressions?
For example:
require 'colorize'
require_relative './helpers'
puts 'Hello, world!'
This is a very simple example but there can be larger/complex ...
- 231
1
vote
0
answers
31
views
Best RoR pattern for special instances of a subclass
I'm trying to figure out the best way to "partially" use the validates_uniqueness_of validator for a particular case of problem.
Let's say I have a Book class with multiple comments, with the Comment ...
- 19
-1
votes
1
answer
80
views
Where is it appropriate to implement the split_array method
I am writing an implementation of a binary search tree and in doing this I need a method that splits an array in two.
I am unsure where it is appropriate to place this method. What I mean by "where ...
- 123
1
vote
1
answer
355
views
How to efficiently process CPU intensive tasks on the server in the background
I built an audio processing web app using Rails. The user uploads a song to the website. The song is then decomposed into individual elements and then modified and recombined.
I am using a an open ...
- 19
1
vote
2
answers
941
views
What is the cleanest way of writing a function with conditional statement with many returning options?
Maybe that's simple, but I'm a little confused.
I have such a Ruby code:
def my_function(found_objects)
# ...
if found_objects.second
return CoreObjectFactory.get_object(found_objects.second,...
- 221
0
votes
0
answers
53
views
Ruby on Rails newbie question, regarding general design for models/controllers for feedback app/ my thinking
I am working on a little project which essentially allows me as the administrator to upload new products to the app (each product would be a video explaining product) which would have its own specific ...
9
votes
2
answers
472
views
Best practices for internationalization: composed sentences?
I am working on a project where clients are able to create objects in a database. Each of these objects has a description string that describes the object. Let's assume we are looking at an object ...
- 199
1
vote
1
answer
84
views
What is a good way of satisfying open/closed principle in this case
I have a class that looks like this:
class MyClass
# takes an array of actions
def initialize(actions)
@actions = actions
end
def act
@actions.each {|a| a.do}
end
end
class ...
- 143