core jquery

jQuery.holdReady()

Holds or releases the execution of jQuery's ready event.
jQuery()

Accepts a string containing a CSS selector which is then used to match a set of elements.
jQuery.noConflict()
Setup Methods

Relinquish jQuery's control of the $ variable.
jQuery.sub()

Creates a new copy of jQuery whose properties and methods can be modified without affecting the original jQuery object.
jQuery.when()

Provides a way to execute callback functions based on one or more objects, usually Deferred objects that represent asynchronous events.