Precision - Related information

  • The problem of inaccurate calculation of python floating point number

    calculation results do not meet expectations, such as print (94 * .01) result: 0.9400000000000001 Is there any way to avoid this problem automatically? (the above problems can be solved with round (94 * .01,2), but is there a quasi-automatic metho...

    Aug.13,2021
  • 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-64f5-1e40e37-26e2b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
    MySQL Errno : 1021
    Message : Disk full (/tmp/#sql-temptable-64f5-1e40e37-26e2b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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