Recent questions tagged ruby

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ruby on rails - ActionController::RoutingError (No route matches [PUT] ) for ajax call

Hope all is well. I want to ajax call on _questions_form. It works without remote: true option, yet I am using actioncable and when I submit the form my ... if more info is needed, ask me to post them 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 reference a file from inside of a gem

What's the correct way to find the absolute path to a file from within a gem? In other words, let's say I'm in gem_install_path/mygem/lib/mygem.rb, and ... /mygem/foo/. What's the correct way to get that? See Question&Answers more detail:os...

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

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709 views

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ruby - Interested in what the "<<" does

Came across this code. def setup(&block) @setups << block end What does this line do? @setups << block Interested in what the does "<<". The manual ... the operator of double shift, but he is here with? See Question&Answers more detail:os...

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

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858 views

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ruby on rails - How to compress images before uploading to the cloud using ActiveStorage

To save space in the cloud how would you go about resizing and compressing an image preupload using activestorage? See Question&Answers more detail:os...

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

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3.2k views

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ruby on rails - Getting Google file picker to work with drive.file scope

I'm trying to use the Google file picker to select a document and then update its permissions. I don't need access to all Drive files, just ... embed = doc[google.picker.Document.EMBEDDABLE_URL ]; } See Question&Answers more detail:os...

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

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782 views

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ruby on rails - Cucumber not finding step definitions

My Cucumber just won't find the step definitions. The file structure (Only the specs folder inside the Rails root) looks like this: -> specs -> features ... 0 Tell me if you need any additional infos. See Question&Answers more detail:os...

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

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868 views

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ruby - how to force a cucumber scenario to fail?

Is there a way to force a cucumber scenario to fail? I need to check for a few failing scenarios at the end of each of my tests. So I thought ... way to fail a cucumber test without raising an exception? See Question&Answers more detail:os...

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

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804 views

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ruby - Rails "action" params key conflict

I am building a RESTful Rails service with various CRUD endpoints. On one of the Create endpoints, the data I am passing in includes: ... action: ... am passing in? Am I doing something blatantly stupid? See Question&Answers more detail:os...

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

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587 views

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ruby on rails - Is there a best directory to place image uploads on heroku?

I'm using carrierwave and I want to change the directory where images are stored. Right now the image URL is /uploads/modelname/image/51/nameoffile.jpg ... path where images should be stored on heroku? See Question&Answers more detail:os...

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

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749 views

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ruby on rails - Heroku and i18n Problems

I'm having trouble getting i18n to work on heroku. I set: I18n.default_locale = :de in my environment.rb and the translation is in config/locales/ ... machine either. Maybe someone has a solution to 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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861 views

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ruby on rails - Capybara, Poltergeist and Phantomjs and giving an empty response in body

I am getting am empty document back from phantomjs. I am trying to use Capybara and Poltergeist for setting up the phantomjs driver for Capybara. I created ... "args":["http://www.smashingmagazine.com"]} See Question&Answers more detail:os...

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

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987 views

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ruby on rails - cannot load such file -- mysql2/2.4/mysql2 (LoadError) - windows

I am new on Ruby on Rails. My Ruby version is ruby 2.4.1p111 (2017-03-22 revision 58053) [x64-mingw32]. I have created a new project using rails new ... app server gem 'puma', '~> 3.7' Any 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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680 views

1 answer

ruby - Openshift and net-ssh incompatibility? (2.9.3-beta1 vs 2.9.2)

by searching to access my Postgres DB on Openshift, i'm currently facing problem using net-ssh. At this step - note that the installed Ruby version is 2.2 ... version of rhc)? (sorry for my bad english) See Question&Answers more detail:os...

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

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656 views

1 answer

ruby on rails 3 - Hide the list of files when running rspec?

When running rake spec on the command line for a large Rails project, I get a giant list of every rspec file that will be run. Is there a way to hide ... :default => :spec This did not solve the issue. See Question&Answers more detail:os...

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

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746 views

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ruby - How to start Rails server with environment variables set?

I have the following command. I insert it on starting the rails server VARIABLE=development rails s How do I make this variable start automatically, ... and it would run automatically with that 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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863 views

1 answer

ruby - Rails find with a block

I have seen Rails find method taking a block as Consumer.find do |c| c.id == 3 end Which is similar to Consumer.find(3). What are some of the use cases where we can actually use block for a find ? See Question&Answers more detail:os...

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

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787 views

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ruby on rails - include_root_in_json from controller

I'm trying to return a result to a view where the json does not include the root. I don't want to set this on all actions for this model,so therefore ... = for # Is there a nice way of doing 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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1.5k views

1 answer

ruby on rails - check if string is base64

i may recieve these two strings: base = Base64.encode64(File.open("/home/usr/Desktop/test", "rb").read) => "YQo= " string = File.open("/home/ ... is the string is actually text or base64 encoded text.... See Question&Answers more detail:os...

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

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783 views

1 answer

ruby on rails - Passenger on Windows

Is there any way to get Passenger running on a Windows machine? It doesn't appear so, but it seems like many Stackoverflow'ers have used Passenger a lot and I was wondering if its possible. See Question&Answers more detail:os...

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

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962 views

1 answer

ruby - Regular expression "empty range in char class error"

I got a regex in my code, which is to match pattern of url and threw error: /^(http|https)://([w-]+.)+[w-]+([w- ./?%&=]*) ... error regarding this regex? What is the mechanism of Ruby regex interpreting? See Question&Answers more detail:os...

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

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764 views

1 answer

ruby on rails - skip_before_filter ignores conditionals

I'm trying to use skip_before_filter only if the app is in production mode. (I don't want my development instances public, and I want the app to ... skip the before_filter. Is there something I'm missing? See Question&Answers more detail:os...

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

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805 views

1 answer

ruby - install cocoapods failed on mac

I tried to install cocoapods on mac according to the instructions http://cocoapods.org/ , but got the error as below: $sudo gem install cocoapods ERROR: While ... version: 1.9.3 rake version: 10.2.2 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

1 answer

ruby on rails - wicked_pdf: Is it possible to have the header only show on the first page & the footer only on the last?

Right now I have :header => {:html => {:template => "layouts/pdf_header.html.erb"}} setting things up. Is there something I can pass in ... be different lengths and different numbers of pages every time. 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

1 answer

ruby - Rails delayed job not working

My delayed job is not working. I am trying to create an background task for a rake file using a delayed job that should run every 15 minute. I have ... work it starts but is not working the runall job of See Question&Answers more detail:os...

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

0 votes

629 views

1 answer

ruby on rails - open_id_authentication - "OpenIdAuthentication.store is nil. Using in-memory store." problem

I am trying to make the open_id_authentication plugin working. Initially was doing it with authlogic but abandoned because it feels like much more hassle the ... good advices on that. Thanks, Dmitriy. See Question&Answers more detail:os...

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

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986 views

1 answer

ruby - POSTing large amounts of data with HTTParty

I'm using HTTParty to post information to a server using the following code: this_component = {"name" => "something", "ip" => "localhost", "logs" ... the above so that I could push this data successfully? See Question&Answers more detail:os...

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

0 votes

539 views

1 answer

ruby - Hartl's rails tutorial completed works locally perfect. Heroku persists "We're sorry, but something went wrong."

I'm new to Ruby on Rails (new to programming altogether) and this is my first post on stack overflow. I want to thank everyone in advance because I have learned ... -04-23T19:31:23.878809+00:00 heroku[web.1]: Process exited with status 137...

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

0 votes

722 views

1 answer

ruby - Export content of a SQLite3 table in CSV

I have a Ruby script that generates a SQLite3 database. I want to be able to generate an "output.csv" file containing one of the database tables. Is there a way to handle that in 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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