These two models can be used to access the posts and associated comments of a WordPress database.
Deadlocks only occur if two transactions in separate threads compete for the same rows in the database. They usually (but...
This card explains how to install RubyMine for the first time. If you want to upgrade an existing RubyMine installation...
When rendering a partial with the :collection option, you are automatically provided with a counter variable inside the partial template...
Note that this card is very old. You might want to use ActiveType for your auto-coerced virtual attributes instead...
Don't insert table rows in a Rails database migration. This will break tests that expect that database to be...
Plugins (and gems) are typically tested using a complete sample rails application that lives in the spec folder of the...
If your pidgin IM fails to connect to ICQ, you may need to update it. The ubuntu default sources are...
There is a problem with AJAX response handling for Rails 3 remote links and forms in Internet Explorer. This problem...
As a user of Bundler you have spent significant time looking at this message: Fetching source index for http://rubygems.org...
Thanks to habits engrained by Rails 2’s link_to_remote and remote_form_for, we expect that Rails 3...
Terminus is a Capybara driver where most of the driver functions are implemented in client-side JavaScript. It lets you...
Sometimes you inherit a non Rails or non Rack based web app such as PHP, Perl, Java / JEE, etc. I...
You can now add an :inverse_of option to has_one, has_many and belongs_to associations.... Without :inverse_of...
After switching to Rails 3 you may get a LoadError with the following message when trying to use your application...
You might find that your Passenger ignores all RailsSomething directives in the vhost for your new Rails 3 application. The...
You will need to upgrade to RSpec >= 2 and rspec-rails >= 2 for Rails 3. Here are some hints to...
Be careful when using params.merge as params is a HashWithIndifferentAccess. Why? Usually this should not be an issue but it...
In rare cases you might need something like form_for (for using form builder methods on the resulting block element...
When using form_for you can give the form's target URL either as a string or an array:
If you previously used version 2.x of Thunderbird and upgraded to 3.x (for example through an Ubuntu release...
The ancestry gem allows you to easily use tree structures in your Rails application. There is one somewhat unobvious pitfall...
If you need to look at the list of methods that are called upon certain events (like before/after saving etc...
If you did file operations inside a shell or for example using Nautilus, it can take quite a while until...