by Joe Kissell Tweaks and tricks help apps run at top speed While OS X may be pretty well tuned for performance, individual applications aren’t. You can tweak your apps in plenty of ways to make sure they’re operating at top speed. Here are a few of our favorite tricks.
Newer portable Macs use safe sleep (hibernation) in combination with normal sleep (older computers can use this, too). What happens is that when you put your computer to sleep, the system writes the contents of RAM into the file /private var vm sleepimage