alex.vinokur's articles:

Items(27) /3 Next >> Last >|

ios_base::ate and tellp() 5 12 (1/23/2013 7:26:11 AM) comp.lang.c++ #include #include int main() { const char* fileName = "out1"; std::ofstream fs1(fileName); fs1 g++ file02.cpp > ./a.out 12 0 Why does fs2.tellp() print 0, but not 12? Alex ... Alex

Diffrerent output of the same program on HP aCC and Linux (Intel/g++) for std::stringstream 2 29 (12/19/2012 8:38:58 AM) comp.lang.c++ Hi, While migratining from deprecated std::strstream to std::stringstream we are faced with some problem related to std::stringstream. The same program produces different output on HP aCC and on Intel/g++ c... Alex

Different C-preprocessors have diffrerent behavior 1 35 (7/15/2012 8:41:26 AM) comp.lang.c Hi, Different C-preprocessors have diffrerent behavior on this program. Is there any preprocessor standard for this case? // ======================== // File foo.c #define MACRO1(x) x #define... Alex

Different behavior of C/C++-preprocessor 7 56 (7/15/2012 4:43:07 AM) comp.lang.c++ Hi, Hi, Different C/C++-preprocessors have diffrerent behavior on this program. Is there any preprocessor standard for this case? // ======================== // File foo.cpp #define MACRO1(x) x ... Alex

define for overloaded new 2 40 (6/23/2012 5:33:12 AM) comp.lang.c++ Hi, I need to overload new operator. Hoever, there is some problem with new (std::nothrow). Is there any way to resolve the problem without '#undef new' below? --------------------------------... Alex

Overloaded global delete is used instead of orignal global delete[] 3 56 (6/14/2012 5:39:02 AM) comp.lang.c++ Hi, It seems that overloaded global delete is used instead of orignal global delete[] in program below. Any suggestions? Thanks // =========================================== // File foo1.cpp ... Alex

Different behavior overloaded global and local operator delete 0 43 (6/14/2012 5:28:59 AM) comp.lang.c++ Hi, Different behavior overloaded global and local operator delete. We can see see that overloaded global operator delete(void *i_p, std::size_t i_size) is not recognized. Any suggestions. Thanks ... Alex

C/C++ pitfalls related to 64-bits (unsigned long & double) 68 34 (2/13/2012 12:41:44 PM) comp.lang.c++ Hi, unsigned long a = -1; double b = a; unsigned long c = b; Model 32-bits: a == c Model 64-bits: a != c It is not a compiler bug for 64-bits. Is it a design bug of C/C++ languge for 64-bits? Alex ... Alex

[Linux] May device identifier be changed without reboot? 13 88 (1/5/2012 4:53:24 AM) comp.unix.programmer Linux 2.6.18-238.12.1.el5 #1 SMP Sat May 7 20:18:50 EDT 2011 x86_64 x86_64 x86_64 GNU/Linux May device identifier be changed without reboot? Thanks ... Alex

Getting time of last reboot on Linux 23 127 (12/18/2011 5:35:03 PM) comp.unix.programmer Hi, Is there any sytem call (preferable) or shell-utility to get time of last reboot on Linux? uptime(1) is not what I need in my program. Alex ... Alex

alex.vinokur's replies:

Items(15) /2 Next >> Last >|

[Linux] malloc: small size - small pointer? 6 103 (9/13/2011 8:17:47 AM) comp.unix.programmer Hi, Linux 2.6.18-238.1.1.el5 #1 SMP Tue Jan 4 13:32:19 EST 2011 x86_64 x86_64 x86_64 GNU/Linux Intel(R) C++ Intel(R) 64 Compiler XE for applications running on Intel(R) 64, Version 12.0.4.191 Build 201104... alex.vinokur (56)

"ipcs -m" on Linux shows not all shared memory segments 2 88 (10/17/2011 5:07:13 AM) comp.unix.programmer Hi, Linux 2.6.18-238.1.1.el5 #1 SMP Tue Jan 4 13:32:19 EST 2011 x86_64 x86_64 x86_64 GNU/Linux "ipcs -m" on Linux shows not all shared memory segments > ipcs -m | grep 0x | wc -l 17 > cat /proc/sysvipc/shm |... alex.vinokur (56)

What is valid std::strstr()'s signature? 5 50 (10/17/2011 10:50:59 AM) comp.lang.c++ Hi, What is valid std::strstr()'s signature? http://www.cplusplus.com/reference/clibrary/cstring/strstr/ const char * strstr ( const char * str1, const char * str2 ); char * strstr ( char * str1,... alex.vinokur (56)

ftok() on Linux generated different keys for the same inode and the same file name 12 78 (12/15/2011 2:25:30 PM) comp.unix.programmer Hi, It seems that ftok() on Linux generated different keys for the same inode and the same file name. Linux 2.6.18-238.12.1.el5 #1 SMP Sat May 7 20:18:50 EDT 2011 x86_64 x86_64 x86_64 GNU/Linux AccessTime = ... alex.vinokur (56)

Getting time of last reboot on Linux 23 127 (12/18/2011 5:35:03 PM) comp.unix.programmer Hi, Is there any sytem call (preferable) or shell-utility to get time of last reboot on Linux? uptime(1) is not what I need in my program. Alex ... alex.vinokur (56)

[Linux] May device identifier be changed without reboot? 13 88 (1/5/2012 4:53:24 AM) comp.unix.programmer Linux 2.6.18-238.12.1.el5 #1 SMP Sat May 7 20:18:50 EDT 2011 x86_64 x86_64 x86_64 GNU/Linux May device identifier be changed without reboot? Thanks ... alex.vinokur (56)

C/C++ pitfalls related to 64-bits (unsigned long & double) 68 34 (2/13/2012 12:41:44 PM) comp.lang.c++ Hi, unsigned long a = -1; double b = a; unsigned long c = b; Model 32-bits: a == c Model 64-bits: a != c It is not a compiler bug for 64-bits. Is it a design bug of C/C++ languge for 64-bits? Alex ... alex.vinokur (56)

Overloaded global delete is used instead of orignal global delete[] 3 56 (6/14/2012 5:39:02 AM) comp.lang.c++ Hi, It seems that overloaded global delete is used instead of orignal global delete[] in program below. Any suggestions? Thanks // =========================================== // File foo1.cpp ... alex.vinokur (56)

define for overloaded new 2 40 (6/23/2012 5:33:12 AM) comp.lang.c++ Hi, I need to overload new operator. Hoever, there is some problem with new (std::nothrow). Is there any way to resolve the problem without '#undef new' below? --------------------------------... alex.vinokur (56)

ios_base::ate and tellp() 5 12 (1/23/2013 7:26:11 AM) comp.lang.c++ #include #include int main() { const char* fileName = "out1"; std::ofstream fs1(fileName); fs1 g++ file02.cpp > ./a.out 12 0 Why does fs2.tellp() print 0, but not 12? Alex ... alex.vinokur (56)