C++ 中的智能指针，具体的实现原理，同时使用它的优点，以及使用它的场景，有哪些场景不适合使用它
CS144 writeup - Lab Checkpoint 0: networking warmup
make[1]: *** No rule to make target 'debian/canonical-certs.pem', needed by 'certs/x509_certificate_list'. Stop. make: *** [Makefile:1809: certs] Error 2
操作系统的引导
![[MIT 6.s081] Lab: Copy-on-Write Fork for xv6 实验记录](https://www.notion.so/image/https%3A%2F%2Fs3-us-west-2.amazonaws.com%2Fsecure.notion-static.com%2F4935734a-fdb1-41f6-9e87-1d8895623b32%2Fsnow-7655439.svg?table=block&id=74257aa9-e9ec-45fe-ac0c-616d9dc8bf4a)
