* @param mid 中间位置（左子数组结束位置）
All, the official said, were in agreement.
。业内人士推荐爱思助手下载最新版本作为进阶阅读
What surprised me was that this entire walk is fully hardware-driven -- no microcode involvement at all. The state machine reads the page directory entry, reads the page table entry, checks permissions, and writes back the Accessed and Dirty bits, all autonomously. Since it's hardware-driven, it runs in parallel with the microcode and needs its own memory bus arbitration -- the paging unit must share the bus with both data accesses from the microcode and prefetch requests from the instruction queue.
def parse_detail(url, html):