vdso
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How does the gettimeofday syscall work?
gettimeofday is a syscall of x86-86 according to this page(just search gettimeofday in the box): int gettimeofday(struct timeval *tv, struct timezone *tz);[详细]
2023-04-02 04:53 分类：问答Why is the exit code 255 instead of -1 in Perl?
开发者_Python百科Why is it that when I shift the exit code, $?, in Perl by eight, I get 255 when I expect it to be -1?The exit status returned by \'wait()\' is a 16-bit value.Of those 16 bits, the hig[详细]
2022-12-28 15:42 分类：问答
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
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