Recent questions tagged Ruby

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My app runs on Ruby 2.0.0 built against OpenSSL 1.0.1c for AES-GCM support. Heroku appears to be using OpenSSL 0. ... way to upgrade to 1.0.1? See Question&Answers more detail:os...

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

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ruby on rails - Devise Issue : TypeError - [17] is not a symbol

I recently ran a bundle update and now I am getting a weird Type - [17] is not a symbol error. This is the full error ... bundler (~> 1.0) railties (= 3.2.13) rails_admin (0....

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

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ruby - Rails Model name conflict with included gem

We've been mocking up our email jobs with success until we actually included our SendGrid Gem at the top of our ... I simply haven't 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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ruby on rails - Copy file from chef client node to workstation

I would like to know how to transfer a file from a client node to a remote machine. I have checked whether ... Ubuntu 12.04. 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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ruby on rails - Gmaps4rails Maximum call stack size exceeded?

I've got the following setup, what I want to do is update the markers when a map is moved: https://gist ... me a pointer Thanks a lot, Christoph See Question&Answers more detail:os...

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

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ruby on rails - How to use different rails_env with nginx, passenger and redmine

I need to have redmine running in combination with nginx, phusion passenger and mysql. Because of the project ... and phusion passenger? 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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ruby - rails email error - 530-5.5.1 Authentication Required.

trying to send email form Ruby on Rails but getting this: SocketError in UsersController#create getaddrinfo: nodename nor ... am using foreman. See Question&Answers more detail:os...

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

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ruby - Rails 4 session.id occasionally nil

I'm running a simple website on Heroku and I'm noticing something strange occurring when I'm running the app. It ... in the table it logs to. See Question&Answers more detail:os...

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

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ruby on rails - Check method call on model using MiniTest

If I was using RSpec I could test if a method is being called like so: expect(obj).to receive(:method) ... :create_slug @post.save end 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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ruby on rails - config.cache_classes = false messing up rspec tests?

I'm following the Ruby on Rails Tutorial by Michael Hartl (railstutorial.org). At some point I got tired of ... in Advance, Best regards, Tobias See Question&Answers more detail:os...

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

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974 views

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ruby - How do I make a class whose constructor looks like the constructor of a built-in class?

Complex is a built-in class. To make a Complex object, I write: Complex(10, 5) But if I create my own class ... -in class such as Complex(1,1)? See Question&Answers more detail:os...

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

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ruby on rails - How to make a render :edit call show the /edit in the address bar

In the update action of my preferences controller in my Rails app, if there are any errors in the validation/save ... that!) Many thanks, Ash See Question&Answers more detail:os...

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

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ruby on rails - Can't mass assign protected attributes

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

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ruby - How to mask all but last four characters in a string

I've been attempting a coding exercise to mask all but the last four digits or characters of any input. I think ... (", ").inspect 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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ruby - async requests using sinatra streaming API

I use async_sinatra gem to implement asynchronous routes, but I came across a post somewhere that said that Sinatra's ... if app_file == $0 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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ruby - Import SASS file from database instead of filesystem

I don't have much experience with Ruby. I want to @import sass from database instead of filesystem. I did not ... to lib/sass/importers? 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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ruby on rails - How do I preserve case with http.get?

I have a requirement to send an HTTP header in a specific character-case. I am aware that this is against ... I preserve the character-case? See Question&Answers more detail:os...

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

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989 views

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ruby on rails - Method invocation in class definition?

class Person < ActiveRecord::Base validates :terms_of_service, :acceptance => true end In the above, what is ... on with validates above? See Question&Answers more detail:os...

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

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ruby - Zero-length string being returned from String#split

In Ruby 1.9.3 (and probably earlier versions, not sure), I'm trying to figure out why Ruby's String#split ... Ruby when I learned of 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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ruby on rails - Mongoid Batch Update/Upsert Alternative?

I know that Mongoid v3+ supports batch inserts via Model.collection.insert(). However, I don't think it supports ... or upsert in this example? See Question&Answers more detail:os...

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

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1.4k views

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ruby - Subtract values in hash from corresponding values in another hash

I'd like to be able to subtract two hashes and get a third hash in Ruby. The two hashes look like this: ... want. Any help would be 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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ruby on rails - How to save Heroku logs to text file

I am having a problem with logs in Heroku. When I want to look at the logs, sometimes I have missed a few ... file.txt, or any other file? See Question&Answers more detail:os...

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

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ruby on rails - Prevent request timeout with long requests

I have a Rails Controller on Heroku where I send emails in a loop, and respond to the user with some ... I achieve something similar in rails? See Question&Answers more detail:os...

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

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ruby on rails - Is there a way to get out of a "hung" state in IRB?

When using irb or rails console, I sometimes get stuck. For example, I forget a closing quote, so when I press ... there a 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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1.3k views

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ruby on rails - SQLite3 Error - cannot rollback - no transaction is active

SOLVED (see below) When I'm trying to create or destroy a record (running on SQLite3) in my Ruby on Rails app ... ruined SQLite =) Thank y'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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1.1k views

1 answer

ruby on rails - setting content-type for mp4 files on s3

I am adding user uploaded videos to my RoRs site with the help of the paperclip gem and s3 storage. For some ... is best. Thanks for your help See Question&Answers more detail:os...

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

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1.2k views

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ruby on rails - Tests do not run when file changes with Guard and rspec on windows

I've installed the guard-rspec gem for use in my rails application. When I start up guard from the ... or encountered a similar problem? 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 - Writing an ActiveRecord adapter

I'd like to write my own ActiveRecord adapter for the HBase database since none currently exist. However, I've ... any links you can recommend? See Question&Answers more detail:os...

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

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