Delete forwards and backwards, letters, words and lines — all from the keyboard.
Some Macs have an ambient light sensor to automatically adjust lights that shine through the keyboard, making the keys visible.
The Num Lock key can make you think your Macs broken: it deactivates most of the standard character keys.
Tab normally moves the cursor from one form field to another, while Shift Tab moves it back in reverse order.
On a Mac laptop the fn key affects what happens when you use the F keys across the top of your keyboard. Make it control hardware or software — it’s your choice.
The iPod touch is quite different from the iPods that have gone before it.