unsigned

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Unsigned keyword in C++

Does the unsigned keyword default to a specific data type in C++?I am trying to write a function for a class for the prototype:[详细]

2022-12-16 19:30 分类：问答
Comparison operation on unsigned and signed integers

See this code snippet int main() { unsigned int a = 1000; int b = -1; if (a>b) printf(\"A is BIG! %d\\n\", a-b);[详细]

2022-12-16 13:38 分类：问答
In VB 2008, why does manipulation of shorts take longer than integers?

In this example: Sub Button1_Click(sender As Object, ByVal e As EventArgs) Handles Button1.Click Dim stopwatch1, stopwatch2 As New Stopwatch : Dim EndLoop As ULong = 10000[详细]

2022-12-15 08:56 分类：问答
Why do MIPS operations on unsigned numbers give signed results?

When I try working on unsigned integers in MIPS, the result of every operation I do remains signed (that is, the integers are all in 2\'s complement), even though every operation I perform is an unsig[详细]

2022-12-15 05:18 分类：问答
Unsigned Integer in Javascript

I\'m working on a page that processes IP address information, but it\'s choking on the fact that integers are signed. I am using bitwise operators to speed it up, but the 64th bit (signed/unsigned fla[详细]

2022-12-14 05:55 分类：问答
portable signed/unsigned byte cast,C++

I a开发者_开发知识库m using signed to unsigned byte(int8_t) cast to pack byts. uint32_t(uint8_t(byte)) << n[详细]

2022-12-13 22:02 分类：问答
Unsigned short in Java

How can I de开发者_如何学JAVAclare an unsigned short value in Java?You can\'t, really. Java doesn\'t have any unsigned data types, except char.[详细]

2022-12-13 00:17 分类：问答
MySQL integer unsigned arithmetic problems?

Does MySQL (5.0.45) like to do strange internal typecasts with unsigned maths?I am storing integers unsigned but when selecting basic arithmetic I ge开发者_StackOverflow社区t outrageous numbers:[详细]

2022-12-11 05:00 分类：问答
Conversion from unsigned to signed type safety?

Is it safe to convert, say, fro开发者_JAVA百科m an unsigned char * to a signed char * (or just a char *?The access is well-defined, you are allowed to access an object through a pointer to signed or u[详细]

2022-12-09 12:13 分类：问答
Java: Unsigned numbers

Is there a way in Java to use unsigned numbers like in (My开发者_Python百科)SQL? For example: I want to use an 8-bit variable (byte) with a range like: 0 ... 256; instead of -128 ... 127.No, Java doe[详细]

2022-12-08 15:56 分类：问答