Recent questions tagged Ruby

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ruby on rails - How to stub ApplicationController method in request spec

I am needing to stub the response of a current_user method in an Rspec/capybara request spec. The method is defined ... there user!") end end See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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708 views

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ruby - What is the difference between tr and gsub?

I was reading the Ruby documentation and got confused with the difference between gsub and tr. What is the difference between the two? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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398 views

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ruby on rails - Populating an association with children in factory_girl

I have a model Foo that has_many 'Bar'. I have a factory_girl factory for each of these objects. The ... this relationship in the parent? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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426 views

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ruby on rails - Why is rake db:migrate:reset not listed in rake -T?

Why are some rake tasks not listed by rake -T? Like db:migrate:reset? I can execute it without a problem, ... sessions, cache, sockets, and pids See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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796 views

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ruby on rails - Heroku: Cannot run more than 1 Free size dynos

I was trying to run heroku run rake db:migrate And was getting the error Cannot run more than 1 Free size dynos. See below for how to fix... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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482 views

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ruby - RubyTest in Sublime Text 2

I am trying to get RubyTest to work in Sublime Text 2. I followed the Instruction on the Github Readme and get ... /sh: rspec: command not found See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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645 views

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ruby - How to get a backtrace from a SystemStackError: stack level too deep?

Often I get hard to debug infinite recursions when coding ruby. Is there a way to get a backtrace out of a ... (the default ruby) 1.9? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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567 views

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ruby - Switch theme in an existing Jekyll installation

There are many themes for Jekyll, e.g. https://github.com/jekyll/jekyll/wiki/Themes. What is the ... in an EXISTING Jekyll installation? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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461 views

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ruby - What is the use of secret_key_base in rails 4

I am new to Rails 4, and do not understand the use of secret_key_base under config/secrets.yml in Rails ... the application with other servers? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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548 views

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ruby - Name of this month (Date.today.month as name)

I'm using Date.today.month to display the month number. Is there a command to get the month name, or do I need to make a case to get it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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447 views

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ruby on rails - add associations to exisiting models

I'm wondering how I can add associations to my models. Suppose, I generate two models rails generate model User ... that table in my code. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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638 views

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ruby - How to click first link in list of items after upgrading to Capybara 2.0?

How to click first link in that case: <div class="item"> <a href="/agree/">Agree</a> </div> <div ... : undefined method `click' for nil:NilClass See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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465 views

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ruby on rails - Trouble comparing time with RSpec

I am using Ruby on Rails 4 and the rspec-rails gem 2.14. For a my object I would like to compare the current ... :42:20 UTC (compared using ==) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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545 views

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ruby - Array of hashes to hash

For example, I have array of single hashes a = [{a: :b}, {c: :d}] What is best way to convert it into this? {a: :b, c: :d} See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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472 views

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ruby on rails - Using Active Record generators after Mongoid installation?

I'm using MongoDB via Mongoid integration, as well as ActiveRecord in a project. I would like to generate migrations ... , models, etc? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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633 views

1 answer

ruby on rails - How to get current path with query string using Capybara

The page url is something like /people?search=name while I used current_path method of capybara it returned /people only ... any way to do this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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453 views

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ruby on rails - polling with delayed_job

I have a process which takes generally a few seconds to complete so I'm trying to use delayed_job to ... Anyone else face something similar? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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541 views

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ruby on rails - Devise token_authenticatable deprecated, what is the alternative?

I have been using token_authenticatable before to secure my API, however, I have found that it was deprecated? ... why did they deprecate it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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517 views

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ruby - Rails POST, PUT, GET

After I generate a scaffold, Rails gives me the ability to POST to items.xml which will create a new item. ... index method of the controller? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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413 views

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ruby - How to make Rails 3.1 use SASS (Over SCSS) as the default?

Having a hard time figuring out how to make SASS, not SCSS, as the default for stylesheets. I've tried ... constant Sass::Plugin (NameError) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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614 views

1 answer

ruby - Using Live Reload with Jekyll

I'm getting started with Jekyll static site generator and I would like to use Live Reload with it. I know ... configure these to work together? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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971 views

1 answer

ruby on rails - bundle install returns "Could not locate Gemfile"

I'm new to Rails and am currently working through a guide. The guide states: Use a text editor to update ... advice would be much appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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629 views

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ruby on rails - ERROR: Error installing capybara-webkit:

Any suggestions on how to fix? gem install capybara-webkit -v '0.11.0' Building native extensions. This could take ... -0.11.0/./gem_make.out See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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566 views

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ruby on rails - Gem update: unable to convert "xE7" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII

just ran gem update on a light use server machine that hadn't been updated in a while... and am getting loads of ' ... for rspec-rails-2.5.0... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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474 views

1 answer

ruby on rails 4 - How do you initialize an ActiveModel::Serializer class with an ActiveRecord::Relation array?

I have a serializer class FundingSerializer < ActiveModel::Serializer attributes :id, has_one :user has_one : ... angularjs app. Thanks, See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

759 views

1 answer

ruby on rails - render partial :object vs :locals

<%= render :partial => 'partial/path', :locals => {:xyz => 'abc'} %> vs <%= render :partial ... (Besides locals allows more than one variable) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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432 views

1 answer

ruby on rails - How to get a single column's values into an array

Right now I'm doing something like this to select a single column of data: points = Post.find_by_sql("select point ... or is there a better way? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

608 views

1 answer

ruby on rails - Add timestamps to an existing table

I need to add timestamps (created_at & updated_at) to an existing table. I tried the following code but it ... add_timestamps(:users) end end See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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