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The Home key is commonly found on desktop and laptop keyboards. The key has the opposite effect of the End key . In limited-size keyboards where the Home key is missing the same functionality can be reached via the key combination of Fn + ← .
⌘ X : Cut (resembles scissors – and the X key is next to the C key on a QWERTY keyboard) ⌘ C : Copy; ⌘ V : Paste (resembles an arrow pointing downward "into" the document, or a brush used for applying paste, as well as the proofreader's mark for "insert" – and the V key is next to the C key on a QWERTY keyboard) ⌘ N : New Document ...
These were soon replaced with a ball-type mouse, which was invented by Ronald E. Rider and developed by Bill English. These are photo-mechanical mice, first using white light, and then infrared (IR), to count the rotations of wheels inside the mouse. Each key on the Alto keyboard is represented as a separate bit in a set of memory locations.
A mouse is a small handheld device pushed over a horizontal surface. A mouse moves the graphical pointer by being slid across a smooth surface. The conventional roller-ball mouse uses a ball to create this action: the ball is in contact with two small shafts that are set at right angles to each other.
Keystroke logging, often referred to as keylogging or keyboard capturing, is the action of recording (logging) the keys struck on a keyboard, [1] [2] typically covertly, so that a person using the keyboard is unaware that their actions are being monitored.
Key rollover is the ability of a computer keyboard to correctly handle several simultaneous keystrokes. A keyboard with n-key rollover (NKRO) can correctly detect input from each key on the keyboard at the same time, regardless of how many other keys are also being pressed. Keyboards that lack full rollover will register an incorrect keystroke ...
The original Macintosh has no arrow keys. Before the computer mouse was widespread, arrow keys were the primary way of moving a cursor on screen. Mouse keys is a feature that allows controlling a mouse cursor with arrow keys instead.
On UNIX-based systems using Screen or X with a Compose key enabled, it can be produced by composing : (colon) and -(hyphen/minus). It may also be produced using its Unicode code-point (F7), by pressing Control+⇧ Shift+u f7space. In LaTeX, the division sign is obtained by the command \div.