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  2. Screen tearing - Wikipedia

    en.wikipedia.org/wiki/Screen_tearing

    During the vertical blanking interval, the driver orders the video card to either rapidly copy the off-screen graphics area into the active display area (double buffering), or treat both memory areas as displayable, and simply switch back and forth between them (page flipping).

  3. Vertical blank interrupt - Wikipedia

    en.wikipedia.org/wiki/Vertical_blank_interrupt

    A vertical blank interrupt (or VBI) is a hardware feature found in some legacy computer systems that generate a video signal.Cathode-ray tube based video display circuits generate vertical blanking and vertical sync pulses when the display picture has completed and the raster is being returned to the start of the display.

  4. Coordinated Video Timings - Wikipedia

    en.wikipedia.org/wiki/Coordinated_Video_Timings

    Initially intended for use by computer monitors and video cards, the standard made its way into consumer televisions. The parameters defined by standard include horizontal blanking and vertical blanking intervals, horizontal frequency and vertical frequency (collectively, pixel clock rate or video signal bandwidth), and horizontal/vertical sync ...

  5. Vertical synchronization - Wikipedia

    en.wikipedia.org/wiki/Vertical_synchronization

    Vertical synchronization or Vsync can refer to: Analog television#Vertical synchronization, a process in which a pulse signal separates analog video fields; Screen tearing#Vertical synchronization, a process in which digital graphics rendering syncs to match up with a display's refresh rate; Vsync (library), a software library written in C# for ...

  6. Fix problems with the AOL app on Android

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

    Update your device's software The AOL app works best on the latest version of Android software. The software for most Android devices can be updated from the Settings app , but check with your manufacturer for instructions specific to your device.

  7. Safari (web browser) - Wikipedia

    en.wikipedia.org/wiki/Safari_(web_browser)

    Safari can sync bookmarks, history, reading list, and tabs through iCloud. This happens by default if a user's Mac, iPhone or iPad is logged in to iCloud, but syncing can be disabled in the Settings app (on iOS and iPadOS) or System Settings (on Mac). [citation needed]

  8. Horizontal blanking interval - Wikipedia

    en.wikipedia.org/wiki/Horizontal_blanking_interval

    sync pulse – blank while rapidly moving left; in terms of amplitude, "blacker than black". back porch – blank while moving right again, before the start of the next scanline. Colorburst occurs during the back porch, and unblanking happens at the end of the back porch.

  9. List of built-in macOS apps - Wikipedia

    en.wikipedia.org/wiki/List_of_built-in_macOS_apps

    In Mac OS 9 and early versions of Mac OS X, Software Update was a standalone tool. The program was part of the CoreServices in OS X. It could automatically inform users of new updates (with new features and bug and security fixes) to the operating system, applications, device drivers , and firmware .

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