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  2. Pointing stick - Wikipedia

    en.wikipedia.org/wiki/Pointing_stick

    The velocity of the pointer depends on the applied force so increasing pressure causes faster movement. The relation between pressure and pointer speed can be adjusted, just as mouse speed is adjusted. On a QWERTY keyboard, the stick is typically embedded between the G, H and B keys, and the mouse buttons are placed just below the space bar ...

  3. Pointing device - Wikipedia

    en.wikipedia.org/wiki/Pointing_device

    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.

  4. Computer mouse - Wikipedia

    en.wikipedia.org/wiki/Computer_mouse

    A computer mouse with the most common features: two buttons (left and right) and a scroll wheel (which can also function as a button when pressed inwards) A typical wireless computer mouse. A computer mouse (plural mice, also mouses) [nb 1] is a hand-held pointing device that detects two-dimensional motion relative to a surface

  5. Fitts's law - Wikipedia

    en.wikipedia.org/wiki/Fitts's_law

    The b parameter is a slope and describes an acceleration. Both parameters show the linear dependency in Fitts's law. [10] ID is the index of difficulty. D is the distance from the starting point to the center of the target. W is the width of the target measured along the axis of motion.

  6. Hit-testing - Wikipedia

    en.wikipedia.org/wiki/Hit-testing

    In computer graphics programming, hit-testing (hit detection, picking, or pick correlation [1]) is the process of determining whether a user-controlled cursor (such as a mouse cursor or touch-point on a touch-screen interface) intersects a given graphical object (such as a shape, line, or curve) drawn on the screen.

  7. Hundreds of California prisoners are fighting the LA fires ...

    www.aol.com/hundreds-california-prisoners...

    Hundreds of prisoners in California are helping battle the LA wildfires. Some earn $26.90 per 24-hour shift, or just over $1 an hour.

  8. Should You Use Ice or Heat for Your Back Pain? - AOL

    www.aol.com/ice-heat-back-pain-133000090.html

    Cold vs. heat for pain. With regards to the modalities of heat and cold, each works to modify the blood flow to the muscles and joints in the area applied, says Rahul Shah, ...

  9. Cursor (user interface) - Wikipedia

    en.wikipedia.org/wiki/Cursor_(user_interface)

    In computing, a pointer or mouse pointer (as part of a personal computer WIMP style of interaction) [10] [11] [12] is a symbol or graphical image on the computer monitor or other display device that echoes movements of the pointing device, commonly a mouse, touchpad, or stylus pen. It signals the point where actions of the user take place.