Macs are generally highly power efficient due to, in part, the optimized sleeping schedule with OS X. Yet in certain scenarios, you might not want your Mac to go to sleep: downloading a huge file, reading a book, reviewing a spreadsheet, analyzing some content on the screen... the list goes on. To resolve this, you can go to System Preferences and mess with the settings, but this can be an annoying process if you need to do it often.
If you've been around computers long enough, you've probably heard the phrase "have you tried turning it off and on again?" This trick usually works because it forces your computer to empty out the contents of its RAM and disk caches when you restart.
Apple makes it easy to access your favorite and most recently used applications and documents in Mac OS X. You can simply add your favorite apps and folders to the dock, and you can always visit the Apple menu from the menu bar to see a list of your most recently used apps and docs.
When setting up a new Mac, there can be a bunch of settings that need to be changed in order to get the system running the way you like it. That usually involves going through tons of System Preferences panes and app settings—but it doesn't have to.
Terminal is powerful tool that every Mac OS X user should explore. With it, we've shown you how to save iPhone voicemails, extract and back up text messages, and even check for vulnerabilities in your system, all using commands issued from within Terminal.
When you think of Terminal, you probably imagine some hacker sitting in front of their computer in a dimly lit room trying to break into an FBI database. In reality, it's just a simple tool that can make using your Mac much easier.