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c++ Programming Glossary: nano

When is overloading pass by reference (l-value and r-value) preferred to pass-by-value?

http://stackoverflow.com/questions/18303287/when-is-overloading-pass-by-reference-l-value-and-r-value-preferred-to-pass-by

const int N 1000000 typedef std chrono duration double std nano nano nano ns 0 for int i 0 i N i X x1 size eng X x2 size eng.. int N 1000000 typedef std chrono duration double std nano nano nano ns 0 for int i 0 i N i X x1 size eng X x2 size eng ns.. N 1000000 typedef std chrono duration double std nano nano nano ns 0 for int i 0 i N i X x1 size eng X x2 size eng ns test..

How to Calculate Execution Time of a Code Snippet in C++

http://stackoverflow.com/questions/1861294/how-to-calculate-execution-time-of-a-code-snippet-in-c

seconds or something like that. I remember that System.nanoTime in Java works pretty well in this case. However I can't.. Windows FILETIME ft LARGE_INTEGER li Get the amount of 100 nano seconds intervals elapsed since January 1 1601 UTC and copy.. from file time to UNIX epoch time. ret 10000 From 100 nano seconds 10^ 7 to 1 millisecond 10^ 3 intervals return ret #else..

C++ Timer function to provide time in nano seconds

http://stackoverflow.com/questions/275004/c-timer-function-to-provide-time-in-nano-seconds

Timer function to provide time in nano seconds I wish to calculate the time it took for an API to.. The time taken for such an action is in the space of nano seconds. As the API is a C class function I am using the timer.h.. code gives the time in seconds I wish to get the same in nano seconds and with more precision. c c timer share improve..

Timers to measure latency

http://stackoverflow.com/questions/305615/timers-to-measure-latency

copy of my answer from C Timer function to provide time in nano seconds For Linux and BSD you want to use clock_gettime . #include..

Access C++ shared library from Java: JNI, JNA, CNI, or SWIG?

http://stackoverflow.com/questions/3720563/access-c-shared-library-from-java-jni-jna-cni-or-swig

However I measured individual calls at a few hundred nanoseconds on one machine so that's unlikely to matter except in.. you or the individual calls are more than a few hundred nano seconds. This week I've been faced with such an exception a..

High Resolution Timing Part of Your Code

http://stackoverflow.com/questions/700392/high-resolution-timing-part-of-your-code

of high res timing with 9 digits decimal precision i.e. in nano micro seconds What's the correct way to do it #include iomanip..

timespec equivalent for windows

http://stackoverflow.com/questions/8583308/timespec-equivalent-for-windows

to timespec as possible in the future I might even require nanoseconds too which nothing I have searched in windows supports... on windows using C and C Timer function to provide time in nano seconds . I have done some testing with Cygwin under Windows..

LD_PRELOAD only working for malloc, not free

http://stackoverflow.com/questions/7811656/ld-preload-only-working-for-malloc-not-free

see output . I'd expect the output to contain a line NANO free x but this line is missing. Given compile with gcc test.cc.. stderr Error in `dlsym` s n dlerror else fprintf stderr NANO malloc replaced @ p n real_malloc real_free FreeFunc dlsym RTLD_NEXT.. stderr Error in `dlsym` s n dlerror else fprintf stderr NANO free replaced @ p n real_free replacement functions void malloc..