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c++ Programming Glossary: secIssue when scheduling tasks using clock() function http://stackoverflow.com/questions/11865460/issue-when-scheduling-tasks-using-clock-function like to schedule tasks at different time intervals at 0.1 sec 0.9s .... 2s etc I use the clock C function that returns the.. of the simulation and I convert the ticks number to seconds using CLOCKS_PER_SEC but I have noticed that the task isn't.. doesn't work but when I schedule the task to be done in 3 seconds for instance it works. Is it a problem of precision c scheduled..
C++ Socket Server - Unable to saturate CPU http://stackoverflow.com/questions/1234750/c-socket-server-unable-to-saturate-cpu 25 threads sending requests I'm seeing about 230 requests sec throughput this is application requests which are composed of.. capacity to get a higher throughput say 800 requests sec or whatever. Ideas I've had The requests are very small and..
Converting epoch time to “real” date/time http://stackoverflow.com/questions/1692184/converting-epoch-time-to-real-date-time date time What I want to do is convert an epoch time seconds since midnight 1 1 1970 to real time m d y h m s So far.. me feels a bit ugly void DateTime splitTicks time_t time seconds time 60 time 60 minutes time 60 time 60 hours time 24 time.. month year return month you can assume that the members seconds minutes hours month day and year all exist. Using the for..
Waitpid equivalent with timeout? http://stackoverflow.com/questions/282176/waitpid-equivalent-with-timeout I'd really like to do is use waitpid on some timeout say 5 sec. Since exiting the process isn't a time critical operation I..
Why is reading lines from stdin much slower in C++ than Python? http://stackoverflow.com/questions/9371238/why-is-reading-lines-from-stdin-much-slower-in-c-than-python input_line long line_count 0 time_t start time NULL int sec int lps while cin getline cin input_line if cin.eof line_count.. while cin getline cin input_line if cin.eof line_count sec int time NULL start cerr Saw line_count lines in sec seconds... sec int time NULL start cerr Saw line_count lines in sec seconds. if sec 0 lps line_count sec cerr Crunch speed lps endl..
Why is splitting a string slower in C++ than Python? http://stackoverflow.com/questions/9378500/why-is-splitting-a-string-slower-in-c-than-python None for line in sys.stdin dummy line.split count 1 delta_sec int time.time start_time print Python Saw 0 lines in 1 seconds... int time.time start_time print Python Saw 0 lines in 1 seconds. .format count delta_sec end '' if delta_sec 0 lps int count.. print Python Saw 0 lines in 1 seconds. .format count delta_sec end '' if delta_sec 0 lps int count delta_sec print Crunch Speed..
Copy a file in an sane, safe and efficient way http://stackoverflow.com/questions/10195343/copy-a-file-in-an-sane-safe-and-efficient-way dest fclose source fclose dest end clock cout CLOCKS_PER_SEC CLOCKS_PER_SEC n cout CPU TIME START start n cout CPU TIME END.. fclose dest end clock cout CLOCKS_PER_SEC CLOCKS_PER_SEC n cout CPU TIME START start n cout CPU TIME END end n cout CPU.. END end n cout CPU TIME END START end start n cout TIME SEC static_cast double end start CLOCKS_PER_SEC n return 0 POSIX..
Prevent Modal Dialog on win32 process crash http://stackoverflow.com/questions/1861506/prevent-modal-dialog-on-win32-process-crash non zero exit status instead Thanks DD PS We compile with SEC Structured Exception Handling on Windows to be able to catch..
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