摘要:
Options: -I/--head Show document info only -s/--silent Silent mode. Don't output anything -w/--write-out <format> What to output after completion -o/- 阅读全文
摘要:
buffer/cache 比较简单易懂的解释: A buffer is something that has yet to be "written" to disk. A cache is something that has been "read" from the disk and stored 阅读全文