bigint_开发者

PostgreSQL ERROR: there is no built-in function named " (SQL state 42883)

I\'m trying to add to my PostgreSQL a very simple function, to convert IP addresses from an integer to a text format.[详细]

2023-04-08 10:52 分类：问答

including c++ libraries in ios programming

I\'m developing an ios app that\'s very basic and uses objective almost all of the time. However my app needs to deal with big integer numbers (eg: 2^200) and add and multiply them. To achieve that I[详细]

2023-04-07 14:27 分类：问答

T-SQL LEFT JOIN on bigint id return only ids lower than 101 on right table

I have two tables on a Sql Server 2008. ownership with 3 fields and case with another 3 fields I need to join both on the ID field (bigint).[详细]

2023-03-31 02:55 分类：问答

bigint type with & usage

I am seeing this first time using \'&\' symbol in sql stored procedures. declare@b bigint set @b=15[详细]

2023-03-20 13:30 分类：问答

Efficient 128-bit addition using carry flag

I\'m using a 128 bit开发者_Python百科 integer counter in the very inner loops of my C++ code. (Irrelevant background: The actual application is evaluating finite difference equations on a regular grid[详细]

2023-03-19 19:34 分类：问答

How can I convert a very large integer from one base/radix to another using FFT?

Are there known algorithms which will take a big integer with n digits encoded in one base/radix and convert it to another arbitrary base? (Let\'s say from base 7 to base 19.) n can be really big, lik[详细]

2023-03-15 12:25 分类：问答

Is there a generally accepted alternative to GMP for arbitrary precision? [closed]

Closed. This question is seeking recommendations for books, tools, software libraries, and more. It does not meet Stack Overflow guidelines guidelines. It is not currently accepting answers.[详细]

2023-03-12 05:09 分类：问答

Large integer radix/base conversion from 10^x to 2^x

Preface I\'m learning about computer math by writing and refining my own BigInt library. So far my first incarnation stores every digit of a base 10 number in successive elements of a vector. It can m[详细]

2023-03-11 08:04 分类：问答

First Version of db2 to include bigInt data type

Wh开发者_JS百科at is the first version of db2 to include the BigInt data type? I thought it was version 8, but I\'m looking for an official IBM source. I wasn\'t having much luck with google.BIGINT w[详细]

2023-03-06 06:23 分类：问答