Recent questions tagged Ruby

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ruby on rails - Customize rails_admin to include self-created views and controllers

I started using rails_admin engine lately and can't quite figure out how I can add my own pages to it. My ... dashboard tab. Thanks in advance. See Question&Answers more detail:os...

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

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862 views

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ruby on rails - put /assets in .slugignore for Heroku deployments with asset_sync (S3/CDN)

I am not sure if there is an existing way to do this but with asset_sync the idea is that assets are served ... fingerprint and thus don't work. See Question&Answers more detail:os...

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

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988 views

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ruby on rails - Rspec tests failing randomly when analysing ActiveRecord objects generated by Mongoid events

I implemented an activity logging mechanism based on Mongoid that saves events in MongoDB. The Mongoid model Activity ... the tests with Guard. See Question&Answers more detail:os...

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

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605 views

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ruby - How to get the array index or iteration number with an each iterator?

I'm iterating through an array in ruby with each. Is there an easy way to get the iteration number or array index ... going back to a for loop? See Question&Answers more detail:os...

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

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724 views

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ruby - Running fork(2) from Windows with Cygwin. Possible?

I am trying to use a Ruby gem called shotgun that requires fork(2) command which I discovered is aa ... available through Windows command shell? See Question&Answers more detail:os...

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

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735 views

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ruby on rails - Git checkout <SHA> and Heroku

I created a local Git repo on my laptop and then pushed the source to Heroku creating a remote branch. After ... for your help in advance. See Question&Answers more detail:os...

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

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593 views

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ruby - Difference between or and || when setting variables

I was under the impression that || and or were synonymous. Setting variable with or does not hold value; why? >> ... => true >> test => true See Question&Answers more detail:os...

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

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843 views

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ruby on rails - Rake aborted! Uninitialized constant Rake::DSL on Heroku

When trying to rake db:migrate on Heroku. I'm getting the following error. rake aborted! uninitialized ... missing something obvious here? See Question&Answers more detail:os...

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

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727 views

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ruby - Add existing classes into a module

I have some existing ruby classes in a app/classes folder: class A ... end class B ... end I'd like ... all the existing classes ? Thanks, Luc See Question&Answers more detail:os...

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

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668 views

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ruby on rails 3.1 - getting error after ugrading to sass-3.1.8

after upgrading to sass-3.1.8 form sass-3.1.7 I get this error: Functions may only be defined at the root ... of my stylesheets, that's all. See Question&Answers more detail:os...

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

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630 views

1 answer

ruby - Storing Passwords for External APIs - Best Practice

If I built an application that accessed some of the data from say Gmail, Twitter and Facebook, and I want the ... a transaction isn't feasible. 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 on rails - Multiple key/value pairs in HTTP POST where key is the same name

I'm working on an API that accepts data from remote clients, some of which where the key in an HTTP POST ... data is urlencoded key/value pairs. See Question&Answers more detail:os...

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

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925 views

1 answer

ruby on rails - Custom Devise controller

I would like to customize my registrations controller for Devise in Rails. I understand that you must create a ... #super inside the action? See Question&Answers more detail:os...

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

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743 views

1 answer

ruby on rails - Changing songs on jPlayer by clicking a link, hosted on Amazon S3

Hello all and thanks for any help in advance. I have a ruby on rails application in which I am attempting to ... errors ruin my day. Any ideas? See Question&Answers more detail:os...

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

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758 views

1 answer

ruby - Unable to install rails with jRuby

I am trying to install the rails with jRuby with the following command jruby -S gem install rails -v 3.0.6 ... this error . Thanks in advance . See Question&Answers more detail:os...

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

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785 views

1 answer

ruby - Why don't numbers support .dup?

>> a = 5 => 5 >> b = "hello, world!" => "hello, world!" >> b.dup => "hello, world!" >> a.dup ... 'm not seeing? Why isn't this built into Ruby? See Question&Answers more detail:os...

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

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593 views

1 answer

ruby on rails 3.2 - i18n Routing To Mounted Engine - Ignoring locale

I have an application (my_test_app) with working i18n support built. Currently, there are two language files ... your time and suggestions! See Question&Answers more detail:os...

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

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657 views

1 answer

ruby - If `main` is an instance of `Object`, why can't I call it?

When I type self, I get a return value main. I made this test: main2 = Object.new Then I can call main2, and ... end end It makes sense to me. See Question&Answers more detail:os...

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

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809 views

1 answer

ruby on rails - capybara: page.should have_no_content doesn't work correctly for display:none element

I would like to use page.should have_no_content to check if the page doesn't display the label to user, here ... returns false instead of true. See Question&Answers more detail:os...

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

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840 views

1 answer

ruby on rails - How to receive a JSON object with Rack

I have a very simple Ruby Rack server, like: app = Proc.new do |env| req = Rack::Request.new(env) ... : can't convert StringIO into String See Question&Answers more detail:os...

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

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752 views

1 answer

ruby on rails - Search over a nested / multi-level Postgres JSON type using Active Record

Suppose I have the json object below :response_body => { "status" => "ok", "um" => { "a" => "a", "b ... where(response_body: {"status" => "ok"}) See Question&Answers more detail:os...

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

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1.1k views

1 answer

ruby on rails - session available in some rspec files and not others. how come?

In trying to test some sign-in/out functionality I want to delete some information from the session. I ... session an undefined method here? See Question&Answers more detail:os...

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

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1.0k views

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ruby - How to click on a specific coordinates of an element

I need click on a specific coordinates of a element with watir-webdriver. With selemium-webdriver it will be looks ... how do it with watir? See Question&Answers more detail:os...

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

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979 views

1 answer

ruby on rails - testing routes with subdomain constraints using rspec

I'm having trouble getting my rspec routing tests working with a subdomain constraint. Specifically I have a route ... as to how TIA Andy See Question&Answers more detail:os...

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

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784 views

1 answer

ruby - Using bsearch to find index for inserting new element into sorted array

I have a sorted unique array and want to efficiently insert an element into it that is not in the array like ... in way to accomplish 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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647 views

1 answer

ruby on rails - getting application.css to override bootstrap

I'm trying to customise my rails app navbar and have added the css to application.css. I know that application. ... Am I missing out something? See Question&Answers more detail:os...

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

0 votes

928 views

1 answer

ruby on rails - Using multiple input fields for one attribute

I'm new to rails, so sorry if this one is too easy. I have a datetime attribute in my model and I try to ... doc doesn't quite help :-( Thanks See Question&Answers more detail:os...

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

0 votes

814 views

1 answer

ruby - ActiveRecord connection warning. (Database connections will not be closed automatically)

I'm trying to create a little app with Sinatra and ActiveRecord (3.2.3). This is how my main file ... of the problem without disabling reloader. See Question&Answers more detail:os...

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

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