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  2. Display lag - Wikipedia

    en.wikipedia.org/wiki/Display_lag

    Nevertheless, this is almost identical to the use of casual stopwatches on two monitors using a "clone view" monitor setup as it does not care about the missing synchronisation between the composite video signal and the display of the laptop's screen or the display lag of that screen or the detail that the vertical screen refresh of the two ...

  3. Image persistence - Wikipedia

    en.wikipedia.org/wiki/Image_persistence

    One strategy for users looking to avoid image persistence artifacts is to vary the activities performed on a computer to avoid static colors and hide elements on the screen which are displayed perpetually (such as an OS's Taskbar). Another strategy is the usage of a screensaver to help during times the computer is left unattended. Covering the ...

  4. Computer monitor - Wikipedia

    en.wikipedia.org/wiki/Computer_monitor

    A flat-panel display (FPD) computer monitor A cathode-ray tube (CRT) computer monitor A computer monitor is an output device that displays information in pictorial or textual form. A discrete monitor comprises a visual display , support electronics, power supply, housing , electrical connectors , and external user controls.

  5. Troubleshoot a broadband internet connection - AOL Help

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

    These suggestions are designed to help with broadband connections only. If you don't have broadband, you'll need to try other steps to fix problems with a dial-up internet connection.

  6. Is Walmart's self-checkout changing? Here's what to know - AOL

    www.aol.com/news/walmarts-self-checkout-changing...

    Whether you've got sundries or other essentials to pick up at Walmart, it's possible you may discover that the self-checkout lanes in your local store are closed or open only to Walmart+ members ...

  7. What 'secret' loudspeaker codes mean at department stores - AOL

    www.aol.com/news/2010-10-13-what-secret...

    Walmart security watches shoppers enter on Black Friday This "code" is one of many innocuous sounding secret codes that stores use to alert employees to problems without distracting you from shopping.

  8. Get breaking news and the latest headlines on business, entertainment, politics, world news, tech, sports, videos and much more from AOL

  9. 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.