mseSTA 版 (精华区)
发信人: wizard (Python), 信区: mseSTA
标 题: 写了一个统计proftpd流量的脚本
发信站: BBS 听涛站 (Fri Apr 9 14:03:24 2004), 站内
很简单的,呵呵
#!/bin/bash
# Version 0.1
# Know bugs:
# may ignore the speed that is expressed in form xxxB( too slow )
speed=0
for i in `ftpwho -v |grep KB/s: |sed 's/KB\/s://'`
do
speed=`echo $speed + $i |bc`
done
echo ${speed}KB
--
(defun power-set (set)
(if (null set) '(())
(let ((pset-of-rest (power-set (cdr set))))
(append
(mapcar #'(lambda (subset) (cons (car set) subset))
pset-of-rest) pset-of-rest))))
※ 来源:·BBS 听涛站 tingtao.net·[FROM: 219.224.175.139]
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