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使用windows api输入：盘符字符串输出：磁盘容量float get_disk_spaces(const char drive_letter, float & total_space, float & used_space){ BOOL fResult; unsigned _int64 i64FreeBytesToCaller; uns...

使用windows api#include <psapi.h>#include <tlhelp32.h>void get_process_file_path(DWORD process_id, char* path, int path_size){ HANDLE process = OpenProcess(PROCESS_QUERY_INFORMATI...

出处 https://stackoverflow.com/questions/1933113/c-windows-how-to-get-process-path-from-its-pid注意质疑（我也没试过）： 1 most of modules turn to a failure in getting file path :( – jondinham Aug 29 '11 at 4...

是分 高位 低位 两个数字设定hMapFile = CreateFileMapping( INVALID_HANDLE_VALUE, // use paging file NULL, // default security PAGE_READWRI...

ERROR_INVALID_PARAMETER87 (0x57)The parameter is incorrect.很可能是该送 ULONG 的送了 ULONGLONG，vise versa

出处：https://stackoverflow.com/questions/1739259/how-to-use-queryperformancecounter参考：https://docs.microsoft.com/zh-cn/windows/desktop/WmiSdk/accessing-performance-data-in-c--#example#include <w...

For streams opened in text mode, fseek and _fseeki64 have limited use, because carriage return-linefeed translations can cause fseek and _fseeki64 to produce unexpected results. The only fseek and _fs...