unsigned

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PBKDF2 in Java with Bouncy Castle vs .NET Rfc2898DeriveBytes?

I have some C# code that generates a key using PBKDF2. //byte[] salt = new RNGCryptoServiceProvider().GetBytes(salt);[详细]

2023-03-13 00:11 分类：问答
casting signed to unsigned

is it correct to do this? typedef unsigned int Index; enum { InvalidIndex = (Index) -1 }; I have read that it is unsafe across platforms, but I have seen this in so many \"professiona开发者_如何学[详细]

2023-03-09 19:01 分类：问答
Question about unsigned int in c [duplicate]

This question already has answers here: Closed 11 years ago. Possible Duplicate: unsigned int and signed char comparison[详细]

2023-03-08 19:11 分类：问答
Is there a good, performant unsigned BigInteger type for C#?

I\'m familiar with the System.Numerics.BigIntege开发者_开发知识库r class, but in my app, I\'m only ever dealing with positive integers. Negative integers are an error case, and it\'d be nice if there[详细]

2023-03-05 04:48 分类：问答
Unsigned long and bit shifting

I have a problem with bit shifting and unsigned longs. Here\'s my test code: char header[4]; header[0] = 0x80;[详细]

2023-03-03 18:30 分类：问答
Difference between signed and unsigned data types?

main() { char i=255; printf(\"\\n%x\\n\",i); } output:ffffffff main() { u_char i=255; printf(\"\\n%x\\n\",i); }[详细]

2023-02-27 03:05 分类：问答
signed int to unsigned byte and vice versa

I have a signed value e.g. -7368817 when I cast it to byte it will be something like: -113 I convert it to unsigned byte bye & 0xff and it will be something like 143[详细]

2023-02-27 00:36 分类：问答
Unsigned binary subtraction when numbers are too large to form two's complement

I am in computer architecture and my prof. hasn\'t been able to give a satisfactory answer. Assuming we have a 32-bit processor, if we have two unsigned integers x and y, both of which are greater th[详细]

2023-02-24 12:15 分类：问答
How to use unsigned int to be able to use a function for JNA (Java Native Interface)?

I\'m using JNA in order to use a C++ library in my Java application.I am using an interface in Java to use these functions.The function uses three arguments in C++: an unsigned int, a const char*, and[详细]

2023-02-23 13:37 分类：问答
not able to read data from file using fread

unsigned long int nextOffset, currOffset, len; nextOffset = read offset from file (eg. 15) currOffset = read prev offset from file (eg. 0 )[详细]

2023-02-20 05:32 分类：问答