C library function - tmpfile()

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C library function - tmpfile()

Description The C library function FILE *tmpfile(void) creates a temporary file in binary update mode (wb+). The temporary file created is automatically deleted when the stream is closed (fclose) or when the program terminates. Declaration Following…

C library function - rewind()

Description The C library function void rewind(FILE *stream) sets the file position to the beginning of the file of the given stream. Declaration Following is the declaration for rewind() function. void rewind(FILE *stream) Parameters stream − This i…

C library function - freopen()

Description The C library function FILE *freopen(const char *filename, const char *mode, FILE *stream) associates a new filename with the given open stream and at the same time closes the old file in the stream. Declaration Following is the declarati…

Macro definition of snprintf conflicts with Standard Library function declaration

Macro definition of snprintf conflicts with Standard Library function declaration 即将此处的宏定义注释掉,因为在VS2015中已经对snprintf提供了官方支持 D:\dev\libvpx\libvpx-v1.3.0\vp9\common\vp9_systemdependent.h #ifdef _MSC_VER #include <math.h> //#define snprintf _snprintf #e…

[Swift]数学库函数math.h | math.h -- mathematical library function

常用数学函数 1. 三角函数 double sin (double);//正弦 double cos (double);//余弦 double tan (double);//正切 2 .反三角函数 double asin (double); //结果介于[-PI/2, PI/2] double acos (double); //结果介于[0, PI] double atan (double); //反正切(主值), 结果介于[-PI/2, PI/2] double atan2 (double,…

python bug the C library strftime function.

import timedef date2mktime(date, format_='%Y-%m-%d'): return int(time.mktime(time.strptime(date, format_)))d=date2mktime('4000-01-01')print(d) C:\Users\Public\py36\python.exe D:/bizPythonDouban/selfPlatformAskAnswerProjeect/b.py Traceback (most recen…

[工作积累] Android dynamic library & JNI_OnLoad

Bionic libc doesn't load dependencies for current .so file (diff from Windows or Linux) so a explicit calling of Java's System.loadLibrary() is needed, in order to load depedency libraries. otherwise the original .so will fail to load. JNI_OnLoad wil…