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  2. Windows wait cursor - Wikipedia

    en.wikipedia.org/wiki/Windows_wait_cursor

    The older "hourglass cursor", used in Windows 9x, Windows NT 4.0, Windows 2000 and Windows XP.. From Windows 1.0 to Windows XP, it was represented by an hourglass. Windows Vista introduced a new, animated wait cursor.

  3. Busy waiting - Wikipedia

    en.wikipedia.org/wiki/Busy_waiting

    In computer science and software engineering, busy-waiting, busy-looping or spinning is a technique in which a process repeatedly checks to see if a condition is true, such as whether keyboard input or a lock is available. Spinning can also be used to generate an arbitrary time delay, a technique that was necessary on systems that lacked a ...

  4. Fix problems with the AOL app on Android

    help.aol.com/articles/aol-app-troubleshooting

    Verified for version 4.4 and later. 1. Open the Settings app. 2. Tap Apps. 3. Tap AOL. 4. Tap Force Stop. 5. If prompted, tap Force Stop again to confirm. 6. Relaunch the app and attempt to reproduce the issue.

  5. Spinning pinwheel - Wikipedia

    en.wikipedia.org/wiki/Spinning_pinwheel

    Spinning Wait Cursor as seen in OS X El Capitan. The spinning pinwheel is a type of progress indicator and a variation of the mouse pointer used in Apple's macOS to indicate that an application is busy. [1] Officially, the macOS Human Interface Guidelines refer to it as the spinning wait cursor, [2] but it is also known by

  6. System crash screen - Wikipedia

    en.wikipedia.org/wiki/System_crash_screen

    By far, this is the most famous screen of death. Black Screens of Death are used by several systems. One is a failure mode of Windows 3.x. One appears when the bootloader for Windows Vista and later fails. In early Windows 11 previews, the Blue Screen of Death was changed to black. [1]

  7. Refreshable braille display - Wikipedia

    en.wikipedia.org/wiki/Refreshable_braille_display

    A rotating-wheel Braille display was developed in 2000 by the National Institute of Standards and Technology (NIST) and another at the Leuven University in Belgium. [1] In these units, braille dots are put on the edge of a spinning wheel , which allows the user to read continuously with a stationary finger while the wheel spins at a selected speed.

  8. Screen time - Wikipedia

    en.wikipedia.org/wiki/Screen_time

    Screen time is the amount of time spent using an electronic device with a display screen such as a smartphone, computer, television, video game console, or tablet. [1] The concept is under significant research with related concepts in digital media use and mental health .

  9. Screen burn-in - Wikipedia

    en.wikipedia.org/wiki/Screen_burn-in

    Screen burn-in, image burn-in, ghost image, or shadow image, is a permanent discoloration of areas on an electronic visual display such as a cathode-ray tube (CRT) in an older computer monitor or television set. It is caused by cumulative non-uniform use of the screen.