rubygems tag

33 questions

1 answers
57 views
0

Ruby 2.2.1 did not contain rubocop.checker ruby/rubocop:can't parse version string (abnormal termination?)

I would like to use rubocop on my Mac (Yosemite).$rubocop<filename>Then you can do a syntax check.However, the problem is that the syntax check after saving is not possible in vim.Below is the w...

ruby-on-rails ruby rubygems

1 years ago

1 answers
67 views
0

Error attempting to install using gem: cannot load Such file-mkmf (LoadError)

Now that Sphero can be moved from Scratch, even children can programI tried to connect Scratch 1.4 installed on Sphero and Ubuntu, so I ran the command with reference to the blog article above, but I ...

ubuntu rubygems

1 years ago

1 answers
64 views
0

When I try to save data with ruby and Google spreadsheet gem, it becomes An invalid XML character (Unicode:0x14) was found and cannot be saved.

Array data is as follows: parent=['a', 'b', ['c', 'd']]I want to save this to a spreadsheet using google_drive's gem with the following code, but I can't...@worksheet=google_drive_session.spreadsheet_...

ruby rubygems

1 years ago

1 answers
77 views
0

Successfully installed rails -6.0.4 but cannot load Such file --etc(LoadError) when executed

I'm a beginner.This is a poor question, but could you please advise me?Current State/EnvironmentAttempt to install rails ver6.0.3 in VSCode, but Successfully installed rails-6.0.4 but rails-v is not i...

ruby-on-rails ruby rubygems

1 years ago

3 answers
60 views
0

What are the causes and actions to be taken when timing out during bundle installation?

I did bundle install and got a timeout error.Does rubygems.org fall at times like this?If you access it through a browser, it will be connected, but I don't know what the gem is, so please let me know...

ruby rubygems

1 years ago

1 answers
87 views
0

Understanding the Use of Bundler to Manage Gems for Multiple Projects

If I'm developing two projects on my PC and I use the same version of rails, installing the same version of rails in the directory of each project is a waste of capacity, but what do you think?

ruby-on-rails ruby rubygems bundler

1 years ago

1 answers
50 views
0

500 errors when scraping on Heroku with Rails + Mechanize

Prerequisites/What you want to achieveWhen I enter the URL in the form, I would like to obtain information by scraping asynchronously using Mechanize, and write the information to another form using j...

ruby-on-rails heroku rubygems mechanize

1 years ago

1 answers
80 views
0

The rails app cannot be deployed to heroku

What do you want to doI want to deploy the rails app to herokuenvironmentRuby 2.4.0Ruby on Rails 5.1.6bundler 2.0.1Javascript runtime:node.jsRuby 2.4.0 Ruby on Rails 5.1.6 bundleer 2.0.1 Javascript ru...

ruby-on-rails ruby heroku rubygems bundler

1 years ago

1 answers
59 views
0

Image not found error when starting rails server

When I did bundle exec rails locally, I got the following error:/Users/xxxxx/project_name/vendor/bundle/ruby/2.6.0/gems/ffi-1.11.1/lib/ffi/library.rb: 145:in `block in ffi_lib': Could not open library...

ruby-on-rails ruby rubygems

1 years ago

2 answers
61 views
0

rails gkaminari: views bootstrap3 cannot run

After deploying gem 'kaminari' in rails, to avoid conflicts with bootstrap3, $rails g kaminari:views bootstrap3However, I am troubled by the following error.If anyone knows how to deal with it, please...

ruby-on-rails bootstrap rubygems

1 years ago

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