The best brief intro to jQuery I've seen. – post by avdigrimm
There are a bajillion posts about jQuery, all of which introduce you gently, so I will be brief: jQuery is all about a single namespace and kickass querying.
Wanna get brunch?
May I write to you? I curate a weekly newsletter called BRUNCH. Every Sunday you'll get a short email with a few handpicked links to articles, videos, and other resources that I think are useful to discerning developers. I'll also keep you updated on what I've been publishing lately.