centos7升级gcc至8.2
yum -y install texinfomkdir /opt/soft/cd /opt/soft/wget http://ftp.gnu.org/gnu/gcc/gcc-8.2.0/gcc-8.2.
C++:在程序中获取全球唯一标识号(GUID或UUID)
Windows:使用CoCreateGuid函数(GUID)
#include #include
#define GUID_LEN 64
int main(int argc, char* argv[]){ char buffer[GUID_LEN] = { 0 }; GUID guid;
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