meera_kibe — 2012-05-22T00:59:30-04:00 — #1
ralphm — 2012-05-22T01:25:17-04:00 — #2
I'm not sure what you mean by "predictive" options, TBH.
aussiejohn — 2012-05-23T00:25:37-04:00 — #3
I use Komodo IDE quite a bit which has half-decent code-completion. It includes an API Catalog (for code completion) for jQuery 1.6.1, which gives the majority of jQuery's methods.
(It has a free version too, Komodo Edit)