I have a clean, out-of-the-box installation of Visual Studio 2012 Web Developer Express and for some reason the support for JavaScript (both jQuery, jQuery UI and
What ended up working for me was to reorder the list in _references.js. I had almost 150 lines in there due to a bunch of plugins imported into the project, and jQuery was near the bottom. When I moved its reference to the top, my intellisense started working again.
What it looks like:
///
///
///
///
... more reference lines
Note the reference is to the jquery-{version}.js file. There is also a file installed with the Nuget package in the same directory named jquery-{version}.intelliense.js, which I assume is what is used. Hope that helps.