Recent questions tagged ruby

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ruby - Trying to install rails- EISDIR error

I'm new to programming and am trying to set up Ruby on Rails using Michael Hartl's tutorial via Terminal on a Mac ... /bin/gem:25:in `<main>' 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 - Could not find a valid gem 'rails' (>= 0) in any repository

I'm on a fresh mac and just installed ruby 1.9.3 using rvm. Now I'm trying to install rails and getting ... .4.0] Leonardos-MacBook-Air:~ leo$ 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 with Paypal Permissions and Paypal Express Checkout

I'm building an application where a user can connect their own Paypal account through Paypal Permissions SDK (https ... to the right direction? 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 - Redis looking for env redis url variable not sure where to put env variable bad URI(is not URI?): (URI::InvalidURIError)

I am quite new to redis. This rails application has a redis.rb file in config/initializers uri = URI.parse ... searching the env variable from? 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 - Escaping Apostrophes Using Gsub

I'm working in Ruby and I'm trying to escape ' characters to ' so that I can use them in SQL. I'm ... that gets the results I'm looking for. 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 - Make attributes mass assignable only during creation

Is it possible to have an attribute that is only mass-assignable during the creation of a model object? For example ... it should be read-only). 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 - Errno::ECONNRESET: Connection reset by peer in Rails using rest-client

We have a Ruby on Rails application and this has a "search" functionality (search for some company). From ... 'Exception: ' error.message 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 - Why a module's singleton method is not visible in downstream eigenclasses where it gets mixed?

I understand the regular method lookup path i.e. class, superclass/module, all the way up to BasicObject. I ... a regular method of Automobile 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 - MongoDB: What is connection pooling and timeout?

So my Passenger spins up 5 instances of my Rails app I connect to MongoDB using Connection.new("localhost" ... to other languages/databases. 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 - rspec commandline variable input

I have a ruby script I'm trying to test with rspec. Is there a way to pass variables to the commandline ( ... ") Example: username = gets.chomp 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 infinite loop when updating attributes within after_commit, :on => :create

I create an infinite callback loop when I need to update an attribute during an after_commit, :on => :create. ... loop begins here. 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 - Rails 3. simple_format do not wrap result in paragraph tags

How can I make simple_format not wrap the returned value in p tags? simple_format "<span class="required">*</span>" 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 - "rake" runs all my Cucumber tests fine but "cucumber" doesn't have the steps

I've inherited a Rails (3) app and am trying to get to grips with the existing Cucumber tests. I've got the ... 't work out where. Thanks, Max 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 private submit to hide from profile?

When a User submits via private how can we hide the submitted info from the feed and from other users ... User.digest(activation_token) 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 - React Error (Only a ReactOwner can have refs.)

I've just installed a fresh react into my rails project with 'React-rails' and added searchkit on top of ... these problems are occuring? 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 to generate Unsubscription link for emails of Actionmailer?

I have a table CLIENTS with id, name and email fields and I am sending them emails using ActionMailer with ... ://jsfiddle.net/icyborg7/dadGS/ 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 - Turbolinks unfriendly?

I totally get why Turbolinks 5 is awesome and if you're reading it, you probably do as well, but I am ... can then reproduce with other scripts? 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 - Adding a Controller without corresponding model while using cancancan

I've added a controller collaborators to manage a particular type of join association between Users and Companies. ... Many 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 - How to solve the `Object doesn't support #inspect` error?

I am using rails v3.2.2 and I get a strange error when I try to load associated records. The following is ... ) and it does not cause problems. 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 - How to convert JSON to a hash, search for and change a value

I'm trying to process a JSON file: { "features": { "additional-options": true }, "values": { "lo- ... with JSON that is structured like 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 - How can I spec before_filters?

I want to spec my controllers before_filter with rspec. I thought to use ActionController::Testing:: ... authenticate_user! 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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ruby on rails - How to Send Email in Development with Spree

I'm in the development environment and I want to send out test emails via my console. I got the console ... Spree Mail Method is not working? 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 - Cannot start Rails Server, "no such file to load -- bundler/setup"

var/www/amidev/config/boot.rb:6:in `require': no such file to load -- bundler/setup (LoadError) from /var/ ... to fix it ? Please advise. 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 - bundle exec rake test:models throws Errno::EACCES: Permission denied

I am doing the draft version of the railstutorial, when I try to run bundle exec rake test:models I get ... /development.sqlite the tests 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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1.3k views

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ruby - `<module:Templates>': uninitialized constant Tilt::CompileSite (NameError) using Sinatra / Unicorn

I'm new in the Ruby world. I created my first app using Sinatra, and I'm having some trouble on my ... somebody help me with that? 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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1.1k views

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ruby - Can't install mysql gem on Mac OS X

I installed the MySQL server with the installer from http://dev.mysql.com/downloads/mysql. Then, as explained in several ... 6: } /* 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 - How do I push to Heroku or get info/status when it "hung up" or does not respond?

Got that error when trying to push updated app to Heroku (probably the same as this question): > git push ... - connect(2) Errno::ETIMEDOUT) See Question&Answers more detail:os...

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

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920 views

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ruby on rails - Edit method is creating new records, instead of just updating existing ones

My question is: How do I make the edit/update methods for my profiles controller stop creating new records ... %= profile_form.error_messages %> See Question&Answers more detail:os...

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

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