Added information about what jQuery considers "visible" Added a solution for Prototype Added a patch for Prototype that replaces the...

The step definition below lets you write: When I click on "Foo" This is useful in Selenium features where the...

When you use method_missing to have an object return something on a method call, always make sure you also...

Consider this Sass: .comment width: 320px; height: 240px; Any textarea with the comment class will be sized 320 by 240...

When refactoring a sequence of steps to a new, more descriptive step, you can use the steps method and Ruby...

Applications often show or hide elements based on viewport dimensions, or may have components that behave differently (like mobile vs...

If you want to install rabbitmq plugins on Ubuntu 12.04 you can do this with: /usr/lib/rabbitmq/lib/rabbitmq_server-2.7.1/sbin/rabbitmq-plugins This binary is not...

You can specify the version of bundler to execute a command (most often you need an older version of bundler...

In Rails 3.1+, instead of defining a separate up and down method you can define a single method change:

When you are scrolling up to investigate a test failure it is super annoying when the terminal scrolls back down...

has_defaults is now a gem, no longer a plugin. The plugin version no longer exists. Note that plugins are...

I've got often this error on just one server: Err http://de.archive.ubuntu.com precise/universe amd64 Packages 404 Not Found [IP...

In moderately complex authorization scenarios you will often find yourself writing a map like this: class NotesController < ApplicationController power :notes...

If you use rails_admin, your specs pass with the rspec binary, but not using rake spec (or rake parallel...

If you need the initial user which you used to login to your Linux system or the time when you...

Rack has a limit for how many form parameters it will parse. This limit is 65536 by default.

RSpec's be_false behaves unexpectedly: nil.should be_false # passes, as the expectation returns true If you want to check...

Copy and paste at will, they're free! German quotation marks: „ “ (Ubuntu-Hotkey: AltGr+v and AltGr+b) English quotation...

Sometimes you need to remove high Unicode characters from a string, so all characters have a code point between 0...

Take care when using rescue_from to rescue multiple errors. The following will not work, because later rescue_from statements...

Also works on Gnome 2 Much prettier than Skype notifications Better visibility

In a nutshell: Capybara's find will not work properly on nodes from a list. Don't find on elements...

CSS is a lot easier to write and read than clumsy XPath expressions. So when you need to use XPath...