Two methods:Original: SELECT (Quantity*Price)/(Quantity*UnitPrice) as [average] from # #表 Error: encountered a divide by zero errors1, in the divisor there to determine whether the denominator is 0 (with 'nullif' function)SELECT
When we do division in SQL Server, we often need to deal with a divisor of zero, because if you encounter this situation, SQL Server will throw an exception with zero divisor error, we do not want to display this exception to the user.Do an example
0 is a magic number. Here we will briefly introduce some features and Properties of 0.
The nature of 0:
* Whether 0 belongs to a natural number is still controversial. In the field of number theory, 0 does not belong to a natural number, while in
Linux is a file-based system, and all hardware, such as software, will have a corresponding file representation under the directory. For Dev This directory, we know the file below it, which represents the Linux device. In Windows systems, devices
Linux is a file system, and all hardware, such as software, will be represented under the appropriate directory. For the dev directory, we know that the file below it represents the Linux device. In Windows, devices are well understood, like hard
When we do division in SQL Server, we often need to deal with a divisor of zero, because if you encounter this situation, SQL Server will throw an exception with zero divisor error , we do not want to display this exception to the user.Do an example
http://samueli.iteye.com/blog/224755BigDecimal Division operation error, errors are as follows:non-terminating decimal expansion; No exact representable decimal resultThe reasons are:BigDecimal Divide (BigDecimal divisor, int scale, int roundingmode)
Ip subnet-zero and ip classless usage if you have a class c ip address, such as 192.168.10.0, you want to divide it into eight CIDR blocks, each of which can contain 32 hosts, subnetmask is: 192.168.10.0-31, broadcast address: 192.168.10.31 192.168.1
Release date:Updated on:
Affected Systems:Foxit ReaderDescription:--------------------------------------------------------------------------------Bugtraq id: 55734
Foxit Reader is a small PDF document viewer and print program.
Foxit Reader 5.4.3.0920
Vulnerability version:Foxit ReaderVulnerability description: Foxit Reader is a small PDF document viewer and print program. Foxit Reader 5.4.3.0920 and other versions have a denial of service vulnerability when processing PDF files, which allows
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