I was under the impression that jQuery cached selectors, so the advice "Cache jQuery Objects", while smart for many reasons, would not actually affect performance much at all.
Was I wrong?
Was I wrong?
I wouldn't start by caching selectors all over the place unless you profile and see that it's slow. Doing a lot of selecting in a `scroll` or `mousemove` handler would be a bad idea though: http://ejohn.org/blog/learning-from-twitter/