嘿，逮到一只大码农

#include "../csapp.h" volatile int counter = 0; void handler(int sig) { counter++; sleep(1); //do some work in the handler return; } int main() { int i; S...

Why and what is VM? Three Import capability of VM ? It works automatically, why need to understand it? Perspective to study VM 1. 物理与虚拟寻址 2. 地址空间 3. VM作为缓存的工具 4. VM作为内存管理的工具 5. VM作为内存保护的工具 Wh...