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c++ Programming Glossary: mmapCopy a file in an sane, safe and efficient way http://stackoverflow.com/questions/10195343/copy-a-file-in-an-sane-safe-and-efficient-way Looks fine for me. Maybe I add also samples and results of mmap and copy_file from boost filesystem. Update 3 I've put this..
In C++, How to get MD5 hash of a file? http://stackoverflow.com/questions/1220046/in-c-how-to-get-md5-hash-of-a-file printf file size t lu n file_size file_buffer mmap 0 file_size PROT_READ MAP_SHARED file_descript 0 MD5 unsigned..
Send and Receive a file in socket programming in Linux with C/C++ (GCC/G++) http://stackoverflow.com/questions/2014033/send-and-receive-a-file-in-socket-programming-in-linux-with-c-c-gcc-g is a caveat that the source file descriptor must support mmap as in be an actual file not a socket and the destination must..
http://stackoverflow.com/questions/45972/mmap-vs-reading-blocks vs. reading blocks I'm working on a program that will be processing.. scanned many times. Is there a rule of thumb for using mmap versus reading in blocks via C 's fstream library What I'd like.. complete records from the buffer and then read more. The mmap code could potentially get very messy since mmap'd blocks need..
Speeding up file I/O: mmap() vs. read() http://stackoverflow.com/questions/8056984/speeding-up-file-i-o-mmap-vs-read up file I O mmap vs. read My apologies if this has been covered elsewhere and.. point on this problem along with the discussions in mmap vs read . I have a Linux application that reads 150 200 files.. systems both make heavy use of posix_advise first is a mmap ed read in which we map the entirety of the data set and read..
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