...lets you easily traverse nested hashes, arrays, or even a mix of them. It returns nil if any intermediate value is missing. x = { foo: { bar: [ 'a', { baz: 'x' } ] } }
Did you return false in a before_validation callback...
...a result is obtained. Also see our card Ruby: A small summary of what return, break and next means for blocks...
...pair as a hash map, where you lookup keys in the first column and return values from the second...
...development you may need to mock HTTP responses. This is a simple service to return various HTTP responses...
So you have a method returning a regular expression but one case that should not yield a matching Regexp object but still keep the API stable? Just return one that...
...Ruby. It automatically picks the best runtime available to evaluate your JavaScript program, then returns the result to you as a Ruby object...
var presence = null; function isPresent() { if (_.isNull(presence)) { presence = $('body').is('.touch_device'); } return presence; } return { isPresent: isPresent...
This returns the name (including path) of your current layout: response.layout => "layouts/admin" # inside views that are using the 'admin' layout You most likely do not need the full path, so...
...winner.promise() @all: (promises) -> # Pass an additional resolved deferred to $.when so $.when will # not return the given deferred if only one deferred is passed. $.when(@resolve(), promises...) @reject: (value) ->
...setting it as a simple attribute will do. Easy workaround Define a method that returns the constant and stub that method: class Earth TILT = 23.4 #degree def self.tilt TILT
^ Earth.should_receive(:tilt).and_return 10.5 # or Earth.stub :tilt => 10.5 Sometimes you can't add this method and must have that CONSTANT there. Master mode is for you.
...substring (no ^ and $ markers at the beginning and end), you are still expected to return a replacement for the whole string that was piped through the transform. If you don...