题目
Given preorder and inorder traversal of a tree, construct the binary tree.
Note:
You may assume that duplicates do not exist in the tree.
方法
根据树的中序遍历和前序遍历,来构造树,使用递归的思想。
Tre...
分类:
其他好文 时间:
2014-06-20 12:14:49
阅读次数:
262
Environment variable: "PATH" - This test checks
whether the length of the environment variable "PATH" does not exceed the
recommended length.预期值:1023实...
分类:
数据库 时间:
2014-06-12 17:25:20
阅读次数:
633
Your browser does not support the video tag.
IE9对于video标签确实是不支持的,到了IE10这个问题才有所改善。只是也有解决的办法,去下载一个video.js就能够了,这是一个针对低版本号IE的HTML5视频支持的解决方式,在书写代码时,使用标...
分类:
Web程序 时间:
2014-06-11 13:07:21
阅读次数:
314
1.问题:Eclipse+Tomcat6,run到Tomcat6时报这个版本支持问题.2.原因:Tomcate6最多支持Servlet2.5的,但是现在的项目是3.0,所以要降低项目的版本3.解决在项目的根目录下有个.settings文件夹,找org.eclipse.wst.common.project.facet.core.xml文件.把<installedfacet="jst.web"v..
分类:
Web程序 时间:
2014-06-10 23:42:25
阅读次数:
823
Given a string s consists of upper/lower-case alphabets and empty space characters '
', return the length of last word in the string.
If the last word does not exist, return 0.
Note: A word is...
分类:
其他好文 时间:
2014-06-10 10:52:03
阅读次数:
180
An IO call issynchronousif, when you call it, it
does not return until the operation is completed, or until enough time has
passed that your network s...
分类:
编程语言 时间:
2014-06-10 10:07:56
阅读次数:
273
一、自定义视图类继承View或者View的子类
All of the view classes defined in the Android framework extend View.
Your custom view can also extend Viewdirectly,
or you can save time by extending one of the exist...
分类:
移动开发 时间:
2014-06-08 10:11:27
阅读次数:
342
1.错误:在eclipse中使用run->run on
server的时候,选择tomcat6会报错误:The server does not support version 3.0 of the J2EE Web
module specification2.原因:Tomcat 6.0最多支持Ser...
分类:
Web程序 时间:
2014-06-07 22:16:41
阅读次数:
339
题目
Given inorder and postorder traversal of a tree, construct the binary tree.
Note:
You may assume that duplicates do not exist in the tree.
方法
根据树的中序遍历和后序遍历,来恢复树,使用递归的思想。
Tr...
分类:
其他好文 时间:
2014-06-07 14:50:37
阅读次数:
231