Linux: Redirecting or Silencing Script Output

I've been writing shell scripts on *nix systems for more than twenty years. You'd think that by now I'd have this memorized, but I don't. Since I'm tired of looking it up every time, I'll post this here so that it can help jog my memory next time around.

Linux: Scraping web output with wget

This is probably a tip that smarter folks than me know already, but I just ran into this today and decided I'd write it down for future reference.