Q: One of my favorite childhood actors is Ralph Macchio, from “The Karate Kid” movies. Has he been in any other movies? — S.S., Mount Vernon, Ill.

A: Ralph Macchio is best known for his role as Daniel Larusso in “The Karate Kid” movies, but he has appeared in many other films and television shows. Macchio will appear in “Hitchcock,” which opens in theaters on Jan. 10, 2013. He was in the films “My Cousin Vinny,” “Distant Thunder” and “A Good Night to Die,” as well as the TV shows “Ugly Betty,” “Law & Order: Criminal Intent” and “Psych.” He was on the 12th season of “Dancing With the Stars,” where he came in fourth place.

Q: Most fruit trees have flowers that eventually bear fruit. However, I noticed that my next-door neighbor’s fig tree bears figs but no flowers. Why? — M.W., La Verne, Calif.