Finish the remainder of the ActiveModel todo list (observers, callbacks, validations, scoping, and serialization) in addition to associations. Also wire up ActiveModel up to ActiveRecord and ActiveResource.

Asynchronous JavaScript and CSS, also known as CSSHttpRequest, is a method of URI-encoding data in 2KB chunks split over several CSS rules with a modified data URI scheme. Because CSS is not subject to the same-origin policy, no service proxy is required.

How to rescue a project without losing your mind.

Here are eight things my team has found to be true after working with Cucumber for about 6 months.

hat's the dirty little secret of our industry; green screen apps are usually pretty darn fast. They aren't simple, though. They are designed for trained users, users who have long since added their app usage patterns to their muscle memory.

On any page accessed with SSL, all Ajax requests must use SSL, or they will fail. To make this happen, all you need to do is include the names of the actions that service the requests in your ssl_required statement.

decided to go fixtureless with Shoulda + Factory Girl. All good, except one problem. Slow as fuck tests. So here’s fast_context as a solution for it. fast_context compiles all the ‘should’s within a context into a single test.

Even though the gradual engagement meme has been around for a while, and everyone just hates signup forms, they just seem to keep popping up like a bad habit.

The Juggernaut plugin for Ruby on Rails aims to revolutionize your Rails app by letting the server initiate a connection and push data to the client. In other words your app can have a real time connection to the server with the advantage of instant updates.

MailStyle allows you to write the css for your html emails as you normally would, then writes the styles inline when you send your emails. It also makes sure that your image paths are absolute rather than relative.

Rails 2.3 has a ton of really nice functionality locked up in monolithic components. I’ve posted quite a bit about how we’ve opened up a lot of that functionality in ActionPack, making it easier to reuse the router, dispatcher, and individual parts of ActionController. ActiveModel is another way we’ve exposed useful functionality to you in Rails 3.

Info on install database_cleaner.

It occurred to me that many Rails/Passenger/Apache applications may have caching set up in a way that it appears to be caching, when it is not actually caching.

Where there was once a consistent API to manipulate and hook into the lifecycle of a persistent object, plugins must now perform very careful checks whether an object supports more advanced traits like transactions, observers or dirty attribute tracking.

Sometimes you're getting an ActiveSupport deprecation warning that you cannot or don't want to fix. In these cases, it might be okay to silence some specific warnings. Add this to your initializers, or require it in your tests:

silenced = [
  /Not considered a useful test/,
  /use: should(_not)? have_sent_email/,
] # list of warnings you want to silence

silenced_expr = Regexp.new(silenced.join('|'))

ActiveSupport::Deprecation.behavior = lambda do |msg, stack|
  unless msg =~ silenced_expr
    ActiveSupport::Deprecation::DEFAULT_BEHAVI...