编写登录接口--输入用户名和密码--认证成功后显示欢迎信息--输错三次后锁定version-1-------------------------------account_file=‘account.txt‘lock_file=‘lock.txt‘foriinrange(3):username=raw_input("username:").strip()password=raw_input("password:").strip()iflen(us..
分类:
编程语言 时间:
2015-03-03 19:01:25
阅读次数:
209
When you use the bind option of the mount command, you must be sure that the file systems are mounted in the correct order. In the following example, ...
分类:
其他好文 时间:
2015-02-26 21:33:04
阅读次数:
129
Guilt should only be a call to action.When we see that we "missed the mark"(the meaning of sin in the original biblical Greek) we only need to correct...
分类:
其他好文 时间:
2015-02-20 20:52:13
阅读次数:
165
10082 WERTYUA common typing error is to place the hands on the keyboard one row to the right of the correct position. So ‘Q’ is typed as ‘W’ and ‘J’ i...
分类:
其他好文 时间:
2015-02-19 18:38:15
阅读次数:
222
其实这篇接着上文(一),主要是解决samba安装的问题,中间又是一路曲折。不过这个问题也算是比较典型,有必要记录一下。#apt-get install smb*安装失败。其实顺利的话,直接一条这样的命令就过了,上次就是直接过的,不知道这次怎么蹦出来的。Error: Unable to correct...
分类:
其他好文 时间:
2015-02-10 21:32:28
阅读次数:
313
Given a string containing just the characters'(',')','{','}','['and']', determine if the input string is valid.The brackets must close in the correct ...
分类:
其他好文 时间:
2015-02-10 15:04:37
阅读次数:
195
题目 Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in the correct order, "()" and "()[]{}"...
分类:
其他好文 时间:
2015-02-09 12:54:42
阅读次数:
123
Given a string containing just the characters '(', ')', '{', '}', '[' and ']',
determine if the input string is valid.
The brackets must close in the correct order, "()" and "()[]{}" are
all va...
分类:
其他好文 时间:
2015-02-08 12:55:47
阅读次数:
153
Q:Given a string containing just the characters '(', ')', '{', '}', '[' and ']',
determine if the input string is valid.
The brackets must close in the correct order, "()" and "()[]{}" are
all ...
分类:
其他好文 时间:
2015-02-04 21:52:50
阅读次数:
187
Given a string containing just the characters '(', ')', '{', '}', '[' and ']',
determine if the input string is valid.
The brackets must close in the correct order, "()" and "()[]{}" are
all va...
分类:
其他好文 时间:
2015-02-04 09:27:00
阅读次数:
108