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I would like to add support for "large integers" in my software. With "large integers" I mean integers that can be really large, much larger than the "standard" integer sizes in C++. My question...
Zones: C++Date Answered: 12/03/2001 Rating: 8.4 Views: 0
I am trying to understand how to determine how long an operation has taken in C++ I have been experimenting with the QueryPerformanceCounter and must admit it has confused me. I am getting va...
Zones: C++Date Answered: 11/08/2004 Rating: 8.4 Views: 0
Hi there, I am using SetFilePointer to navigate to a location in a potentially huge file.  I have the location stored as a double but am slightly unsure as to how I use this value in the functio...
Zones: C++Date Answered: 03/08/2005 Rating: 8.6 Views: 0
I'm reading a very large 6GB file.  I need to seek to a spot in the file that could by greater than 3 billion bytes in.  Using a stream with seekg doesn't work because seekg takes a long as an argu...
Zones: C++Date Answered: 07/28/2006 Rating: 7.2 Views: 9
Hello, I am trying to use an alternative Sleep() function in C that has a better solution. (The solution of sleep() is only 15 ms). I need 1 ms. My teacher gave me the above code static doubl...
Zones: C / C++ / C#, Microso...Date Answered: 11/17/2007 Rating: 5.8 Views: 201
I have the following code:       timeDiff(struct timeval *out, struct timeval *in)       {          LARGE_INTEGER liFrequency;          int freq;          double delta;          freq = liFrequency.LowPart;          printf("freq = %...
Zones: Windows ProgrammingDate Answered: 02/21/1998 Rating: 6.4 Views: 0
I need to use the function QueryPerformanceCounter and I need to pass it a LARGE_INTEGER variable but it seems this type is not declared anywhere.
Zones: Delphi ProgrammingDate Answered: 05/10/1999 Rating: 8.8 Views: 0
I have a program that computes a list of prime numbers.  My current system can only compute prime numbers up to approximately 600,000,000 before a huge performance hit is induced (because some of t...
Zones: CDate Answered: 11/07/1999 Rating: 7.6 Views: 0
I want to handle very large numbers. When I use the Double data type, VB converts the number to scientific format (mantissa and exponent) and then I can't extract digits. Also the Int function o...
Zones: Visual BasicDate Answered: 04/16/2002 Rating: 6.4 Views: 0
I'm writing a utility to do some work on large files. I open the file and use GetFileSize to get the size of the files then storing them in a LARGE_INTEGER called FileSize. I need to output thi...
Zones: C++Date Answered: 06/12/2003 Rating: 9.2 Views: 0