Posts by Pedro Castilho • 1 point

• -3

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  Q: Take empty value of an array, how to do?

  I’m trying to make a system that can check in the database the id, if it already exists, will edit the existing one, if it doesn’t exist, it will create a new one. The two codes work separately, but…

  php mysqli

  asked 3 years, 7 months ago Pedro Castilho 1

• 0

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  2

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  Q: I wonder if there is any way in CSS to identify scroll scrolling

  I have a page where the header is in the top:0 position: Absolute, but I wanted it to change to position: Fixed, in case the user scrolls up. Example: at the top of the page the menu will stay at…

  css rolling

  asked 5 years, 1 month ago Pedro Castilho 1