basic - Related information

  • Could you tell me how to calculate the subtraction of negative numbers in the bottom calculation?

    0x80000000, which is the minimum value of shaping, so why 0-0x80000000 or 0x80000000? how exactly is the symbol bit calculated ...

    Computer basic
    May.08,2021
    • MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
    MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3b03c-2c245.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
    MySQL Errno : 1021
    Message : Disk full (/tmp/#sql-temptable-64f5-1b3b03c-2c245.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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