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How to automatically generate a stacktrace when my program crashes

...nclude <unistd.h> void handler(int sig) { void *array[10]; size_t size; // get void*'s for all entries on the stack size = backtrace(array, 10); // print out all the frames to stderr fprintf(stderr, "Error: signal %d:\n", sig); backtrace_symbols_fd(array, size, STDERR_FILENO)...
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Why is using 'eval' a bad practice?

..." attsToStore=('Name', 'Artist', 'Album', 'Genre', 'Location') def __init__(self): for att in self.attsToStore: setattr(self, att.lower(), None) def setDetail(self, key, val): if key in self.attsToStore: setattr(self, key.lower(), val) EDIT: The...
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Logical operators for boolean indexing in Pandas

...l-and since only x or y can be returned. In contrast, x & y triggers x.__and__(y) and the __and__ method can be defined to return anything we like. – unutbu Apr 15 '16 at 22:58 ...
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Win10正式版官方原版ISO镜像下载大全(64位&32位) - 软件下载 - 清泛网 - ...

...方原版 正式版【64位简体中文家庭 专业版】 文件名:cn_windows_10_multiple_editions_x64_dvd_6848463.iso 体积:4.01GB SHA1:C71D49A6...【64位简体中文家庭/专业版】 文件名:cn_windows_10_multiple_editions_x64_dvd_6848463.iso 体积:4.01GB ...
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Good example of livelock?

...deadlocks. This the output from console; 2016-09-12 21:31:45.065 :: [Maker_0:WAITING, Maker_1:WAITING, Maker_2:WAITING, Maker_3:WAITING, Maker_4:WAITING, Maker_5:WAITING, Maker_6:WAITING, Maker_7:WAITING, pool-7-thread-1:TIMED_WAITING, pool-7-thread-2:TIMED_WAITING, pool-8-thread-1:TIMED_WAITING, p...
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How to determine the version of the C++ standard used by the compiler?

...ngs: /*Define Microsoft Visual C++ .NET (32-bit) compiler */ #if (defined(_M_IX86) && defined(_MSC_VER) && (_MSC_VER >= 1300) ... #endif /*Define Borland 5.0 C++ (16-bit) compiler */ #if defined(__BORLANDC__) && !defined(__WIN32__) ... #endif You probably wil...
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ipython reads wrong python version

...on # -*- coding: utf-8 -*- import re import sys from IPython import start_ipython if __name__ == '__main__': sys.argv[0] = re.sub(r'(-script\.pyw|\.exe)?$', '', sys.argv[0]) sys.exit(start_ipython()) And mine works properly like this, but my situation isn't exactly like the OP's. Ori...
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error LNK2019: unresolved external symbol _WinMain@16 referenced in function ___tmainCRTStartup

...you can just hint at what your entry point is, because you haven't defined ___tmainCRTStartup. You can do this by adding the following to Properties -> Linker -> Command line: /ENTRY:"mainCRTStartup" This way you get rid of the console window. ...
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Best practices for circular shift (rotate) operations in C++

... it to rotate by the width of the type (using fixed-width types like uint32_t). #include <stdint.h> // for uint32_t #include <limits.h> // for CHAR_BIT // #define NDEBUG #include <assert.h> static inline uint32_t rotl32 (uint32_t n, unsigned int c) { const unsigned int mask...
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Check if $_POST exists

I'm trying to check whether a $_POST exists and if it does, print it inside another string, if not, don't print at all. 14 ...