Information Technology Reference
In-Depth Information
Tip 284
Choose Music—Via a Screensaver
The iTunes Artwork screensaver is built into OS X and can be chosen using
the Desktop & Screen Saver pane within System Preferences (Apple menu→
System Preferences). However, it has a feature that elevates it above a mere
display of album cover art—hovering your mouse over an individual cover
image will reveal a play button, allowing you to start playing that album (or
start the track if the image represents a single song). It doesn't matter if iTunes
is not already running—clicking the Play button will start iTunes in the
background. If iTunes is already playing music, your selected track will
override it.
To quit the screensaver, click the Exit button at the bottom right or hit any
key.
Note that if you performed a clean install of OS X Mountain Lion, rather than
an upgrade from Lion, the iTunes Artwork screensaver will not be installed
on your system.
Tip 285
Know Whether a PDF Is Multipage at a Glance
The file icon for a PDF containing more than one page has a black binder at
the left (just as a real multiple-page document would be bound). Single-page
PDFs are shown as just one page, sans binding.
Tip 286
Grab Photos and Movies from Your iPhone/iPad
When you attach your iPhone or iPad to your Mac via USB, open Preview and
click the File menu. At the bottom of the list you'll see an option to import
from the device. Selecting this will show a new window full of pictures and
