The A/D bits exist entirely for the operating system's benefit. The Accessed bit tells the OS which pages have been recently used, enabling page replacement algorithms to choose pages to evict when memory runs low. The Dirty bit tells the OS which pages have been modified and must be written back to disk before eviction; clean pages can simply be discarded and re-read from disk later.
Storage <|-- CsvStorage
Can upload and download documents。关于这个话题，搜狗输入法下载提供了深入分析
那时，我从攀枝花独自来成都念书，平日在学校寄宿，周末回到小姨家。这是个三代同堂的大家庭——外公外婆、小姨小姨父和三表妹，还有在外地打工的舅舅家的二表妹。，这一点在同城约会中也有详细论述
// Signal how many bytes we wrote
Phil Collins, Oasis, Pink and Shakira are among the stars who have been nominated for inclusion in the Rock & Roll Hall of Fame this year.，详情可参考WPS官方版本下载