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Split View Controller类UISplitViewController是一种容器视图控制器用来管理两块信息。第一块面板的宽度固定为320points而高度则为窗口的可视高度。第二志面板则充满了剩余的可视空间。在landscape方向上，splitviewCon

anacron.servicecan be used to execute commands periodically, with a frequency specified in days.When executed, Anacron reads a list of jobs from a configuration file, normally /etc/anacrontabExecStart

#!/usr/bin/env python# -*- coding:utf-8 -*-import sys, os, zipfile, tempfile, tarfile, fnmatch;def read_file(fileName):'''read file and print file line count'''f = open(fileNa