If we define Servlet filters in web.xml, then
the order of execution of the filters will be the same as the order in which
they are defined in the web...
分类:
其他好文 时间:
2014-05-19 23:07:40
阅读次数:
352
Given a binary tree, determine if it is
height-balanced.For this problem, a height-balanced binary tree is defined as a
binary tree in which the depth...
分类:
其他好文 时间:
2014-05-19 20:40:55
阅读次数:
278
本人使用的Tomcat版本为apache-tomcat-6.0.18(用的是解压包),在eclipse下能够正常启动,可是当手动通过cmd进入bin目录启动startup.bat个时候提示:The
JAVA_HOME environment variable is not defined co...
分类:
其他好文 时间:
2014-05-16 03:28:36
阅读次数:
334
Problem DescriptionA number sequence is defined
as follows:f(1) = 1, f(2) = 1, f(n) = (A * f(n - 1) + B * f(n - 2)) mod 7.Given
A, B, and n, you are t...
分类:
其他好文 时间:
2014-05-16 00:34:50
阅读次数:
354
Problem Description:
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 nodes with keys l...
分类:
其他好文 时间:
2014-05-15 11:22:21
阅读次数:
317
出现这个问题的原因主要有两个
1、如果项目没有使用Spring,则struts.xml配置文件中,这个action的class属性的路径没有写完整,应该是包名.类名
2、如果项目使用了Spring,那就是applicationContext.xml里面没有为这个action定义bean。这样strus.xml中的对应action的class属性的值就是Spring配置文件中bean的id,比如...
分类:
其他好文 时间:
2014-05-15 05:24:51
阅读次数:
229
Pat1043代码
题目描述:
A Binary Search Tree (BST) is recursively defined as a binary tree which has the following properties:
The left subtree of a node contains only nodes with keys less than t...
分类:
其他好文 时间:
2014-05-15 05:09:59
阅读次数:
351
Pat1043代码题目描述:A Binary Search Tree (BST) is
recursively defined as a binary tree which has the following properties:The left
subtree of a node contain...
分类:
其他好文 时间:
2014-05-14 22:03:25
阅读次数:
487
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...
分类:
其他好文 时间:
2014-05-11 06:46:32
阅读次数:
366
每当Struts2爆出这样的异常,会很郁闷,原因太多了,只能一一的检查。有的说input页面没指定,有的说namespace有问题,有的说你对应的result有问题,有的说validate不通过,等等。但是在这里,我却不是,我无论如何都找不到原因,差不多花了两个钟,我无意中使用Struts2异常处..
分类:
其他好文 时间:
2014-05-10 09:04:19
阅读次数:
448