So you're getting an error message like the following, although your Gemfile lists shoulda-matchers and it has always...
The most obvious way to use spring is to call it explicitly: spring rails console spring rake db:migrate...
Aruba is an extension to Cucumber that helps integration-testing command line tools. When your tests involve a Rails test...
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...
Travis CI is a free continuous integration testing service. However, it is really fragile and will break more than it...
RSpec 3.0 deprecates the :should way of writing specs for expecting things to happen. However, if you have tests you...
Warnings like those below may originate from rspec or shoulda-matchers or other gems that have not updated yet to...
So you want your Ruby script to install missing gems instead of dying? Take this method: def installing_missing_gems...
You are probably using Ruby 1.8.7 with a too recent versions of Rubygems. Downgrade your Rubygems to the latest version...
config.action_controller.action_on_unpermitted_parameters enables logging or raising an exception if parameters that are not explicitly permitted are...
quiet_assets helps with disabling asset pipeline log messages in the development log. When the gem is added, asset pipeline...
Spring is a Rails application preloader. When debugging e.g. the rails gem, you'll be wondering why your raise, puts...
Programatically invoke Rails generators : Require the generator, instantiate it and invoke it (because generators are Thor::Groups, you need...
Rubygems can produce lots of deprecation warnings, but sometimes, you cannot fix them. To have a tidy terminal with output...
If you want to label things with a color but don't actually care which cholor, you can use the...
better_errors is an awesome gem for enhanced error pages in development, featuring a live-REPL for some light debugging...
When using TextMate2 with the cucumber bundle, it does not recognize step definitions (e.g. custom_steps.rb) as such but believes they...
We now have a gem that supports our form model approach.
Development environment setup Rails Composer : Basically a comprehensive Rails Template. Prepares your development environment and lets you select web server...
String#indent is not a standard Ruby method. When you use it, be sure to know where this method comes...
There seems to be no way to use therubyracer -v '0.11.4' and libv8 -v '3.11.8.17' on OS X Mavericks.
We have released Modularity 2. It has many incompatible changes. See below for a script to migrate your applications automatically...