题目:Given a binary tree, determine if it is a valid
binary search tree (BST).Assume a BST is defined as follows:The left subtree of
a node contains onl...
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其他好文 时间:
2014-05-23 12:20:50
阅读次数:
407
今天真机调试的时候莫名其妙遇到了这样的一个问题:This product type must be built using a provisioning profile, however no provisioning profile matching both the identity "iPhone Developer" and the bundle identifier.....具体如下图所...
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移动开发 时间:
2014-05-22 11:17:43
阅读次数:
415
1. 首先安装samba服务。 2. 配置防火墙(要先关闭) 3.
创建samba服务器用户:smbpasswd -a username 删除samba服务器用户:smbpasswd -x username 4.
配置/etc/samba/smb.conf 需要配置valid user vi /et...
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系统相关 时间:
2014-05-19 15:58:50
阅读次数:
279
Given a binary tree, determine if it is a valid
binary search tree (BST).Assume a BST is defined as follows:The left subtree of
a node contains only n...
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其他好文 时间:
2014-05-19 07:23:48
阅读次数:
357
转自http://www.cnblogs.com/cywin888/p/3263027.html刚接触iOS开发的人难免会对苹果的各种证书、配置文件等不甚了解,可能你按照网上的教程一步一步的成功申请了真机调试,但是还是对其中的缘由一知半解。这篇文章就对Certificate、Provisioning...
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移动开发 时间:
2014-05-18 19:38:14
阅读次数:
401
原地址:http://www.cnblogs.com/yipu/p/3617521.html1、Code Sign error:
解决方案:重新下载并安装Provisioning profile2、错误:Undefined symbols for architecture armv7s
解决方案.....
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移动开发 时间:
2014-05-18 18:54:43
阅读次数:
308
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 vali...
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其他好文 时间:
2014-05-18 15:11:17
阅读次数:
249
【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 "()[]{}" are all valid but "(]" and "([)]" are not.
【题意】
判断给定的字符串是否是合法的...
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其他好文 时间:
2014-05-18 10:08:11
阅读次数:
327
【题目】
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.
For example, given n = 3, a solution set is:
"((()))", "(()())", "(())()", "()(())", "()()()"
【题意】
给定n对括号,输出所有可行的括号组合字符串。所谓合法,就是可以Valid Pare...
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其他好文 时间:
2014-05-18 09:06:41
阅读次数:
266
题意:
Evaluate the value of an arithmetic expression in
Reverse Polish Notation.
Valid operators are +, -, *,
/. Each operand may be an integer or another expression.
So...
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其他好文 时间:
2014-05-18 08:09:15
阅读次数:
190