07 2013 档案

摘要：pthread_cond_wait内部原子地完成了mutex unlock，睡眠当前线程（OS应该有一个队列，哪些线程因等待这个条件变量而阻塞）。如果这两步操作不是原子的话会有什么情况呢？假设第一步mutex lock已经完成时，此时另外一个线程就可以获得mutex，并且cond_notify，那么这个notify会丢失。这是本人的一些理解，若有错误望指出。 阅读全文

摘要：header file:dlfcn.hfunctions:dlopendlsymdlclose 阅读全文

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摘要：cast between different pointer to member representations, compiler may generate incorrect codeAn incorrect cast was detected.C4407 can be generated because of compiler conformance work that was done in Visual C++ 2005. Pointer-to-member now requires a qualified name and the address-of operator (& 阅读全文

摘要：1. press SHIFT+F10 enter diskpart2.list disk3.select disk 04.clean5.create partition primary size=512006.format quick7.create partition extended8.exit 阅读全文