$.Deferred([setupFunction])

Returns a new deferred object

$.when(deferreds)

Returns a promise object to be resolved when the given deferred objects are resolved

.resolve([args])

Sets the state of the object to resolved

.resolveWith(context, [args])

Sets the state of the object to resolved, while making the keyword this refer to context within callbacks

.reject([args])

Sets the state of the object to resolved

.rejectWith(context, [args])

Sets the state of the object to resolved, while making the keyword this refer to context within callbacks

.promise([target])

Returns a promise object corresponding to this deferred object

.done(callback)

Execute callback when the object is resolved

.fail(callback)

Execute callback when the object is rejected

.always([callback])

Execute callback when the object is resolved or rejected

.then(doneCallbacks, failCallbacks)

Execute doneCallbacks when the object is resolved, or failCallbacks when the object is rejected

.isRejected()

Return true if the object has been rejected

.isResolved()

Return true if the object has been resolved

.pipe([doneFilter], [failFilter])

Return a new promise object which is resolved when the original promise is, optionally after filtering the object's status through a function