The most obvious way to use spring is to call it explicitly: spring rails console spring rake db:migrate...
See screenshot here. This is great news because network throttling is very painful in Linux. The features are already in...
When you cannot make Selenium trigger events you rely on (e.g. a "change" event when filling in a form field...
An all-in-approach to fix the problem of pending AJAX requests dying in the browser when the server ends...
Provides a value container that guarantees atomic updates to this value in a multi-threaded Ruby program. Originally linked to...
You need this awkward command: page.driver.browser.action.move_to(page.find(selector).native).perform Note that there are better ways for newer Capybaras...
Since Ruby 2.1, defining a method returns its name as a Symbol: def foo() end # => :foo define_method :foo do...
"Keyword arguments" allow naming method arguments (optionally setting a default value). By using the double-splat operator, you can collect...
Introduces :include_old_value option to :assignable_xxx method.
Now supports Rails 4.1 and Ruby 2.1.
Using this gem, whenever a Capybara test in Cucumber, Rspec or Minitest fails, the HTML for the failed page and...
For me guard recently took a very long to start (as in "minutes"), because I had lots of images in...
As you know, assignable_values does not invalidate a record even when an attribute value becomes unassignable. See this example...
assignable_values now supports Rails 4.1 and Ruby 2.1.0.
...Ruby 1.8.7 is not compatible with current Rubygems versions (> 2.0). Runnig rvm rubygems latest-1.8 --force will fix this and install Rubygems version 1.8.29. To make Travis CI do this...
...add before_script: rvm rubygems latest-1.8 --force to .travis.yml. However, if you run tests for multiple Ruby versions, you need to add before_script: travis:prepare to .travis.yml. In...
A little-known feature of modern Regexp engines that help when optimizing a pattern that will be matched against long...
When you tell rbenv to install a Ruby it does not know about, you will get an error message.
EdgeRider 0.3.0 adds support for Rails 4.1 and Ruby 2.1. It forward-ports ActiveRecord::Base.scoped to Rails 4.1.
RSpec 3.0 deprecates the :should way of writing specs for expecting things to happen. However, if you have tests you...
Sometimes you're getting an ActiveSupport deprecation warning that you cannot or don't want to fix. In these cases...
Warnings like those below may originate from rspec or shoulda-matchers or other gems that have not updated yet to...
jQuery plugin that makes it easy to dynamically add and remove records when using ActiveRecord's nested attributes.
ActiveRecord caches results of SQL queries. If you want to discard the cached results for one model, you can call...
SimpleForm is a great approach to simplifying your forms, and it comes with lots of well-defined input types. However...