bit

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Bit manipulation of chars in Java or C?

I am a student trying to implement the DES algorithm. I have a choice of 2 languages: C & Java. I did understand the algorithm, but am stuck at the very beginning as to manipulation of the key.[详细]

2023-03-25 23:45 分类：问答
Programming language with arbitrary but fixed precision integers?

Are there any programming languages out there that support n-bit integer types for arbitrary n as primitives?That is, is there a language where I could write something to the effect of[详细]

2023-03-25 18:00 分类：问答
How can I cast an int to a bit in MySQL 5.1?

I am transitioning from SQL Server to MySQL 5.1 and seem to be tripped up trying to create a table using a sele开发者_运维技巧ct statement so that the column is a bit.[详细]

2023-03-25 00:23 分类：问答
Retrieving a bit column from sql database in VB NET

I have encountered a problem where in my database I have a column that is a bit either 0 or 1 specifying if a user is an admin or is account suspended or not. And in my VB code I am trying to retrieve[详细]

2023-03-23 10:39 分类：问答
Does anyone know how to count the number of bytes in a string?

If I have a string in JavaScript what\'s the best way to go about counting the number of bytes or bits the string takes up?[详细]

2023-03-23 06:50 分类：问答
Double.doubleToLongBits equivalent in C#?

there\'s a Java method Double.doubleToLongBits that basic开发者_如何学Cally gets a double and return a long with the same bits.[详细]

2023-03-22 22:11 分类：问答
Bit Shifting in Place [closed]

Closed. This question needs debugging details. It is not currently accepting answers. 开发者_如何学Go[详细]

2023-03-22 19:56 分类：问答
set some consecutive bits in a byte

I need an efficient method with the following signature: public byte SetBits(byte oldValue, byte newValue, int startBit, int bitCount)[详细]

2023-03-21 06:50 分类：问答
Large number arithmetic

I have read somewhere that to handle large number arithmetic (really really large) we should store number in large b开发者_JS百科ase at max squareroot(MAXNUMBER). Because representing a number in larg[详细]

2023-03-21 06:02 分类：问答
Elementary abelian groups

I just read 开发者_高级运维on Wikipedia about elementary abelian groups which appear to be related to bit fields. I\'d be grateful if someone could explain me this particular paragraph as I strive to[详细]

2023-03-20 14:40 分类：问答