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Binary Tree Level Order Traversal java实现
Given a binary tree, return thelevel ordertraversal of its nodes' values. (ie, from left to right, level by level).For example:Given binary tree{3,9,2...
分类:编程语言   时间:2014-07-12 13:13:24    阅读次数:195
Permutations java实现
Given a collection of numbers, return all possible permutations.For example,[1,2,3]have the following permutations:[1,2,3],[1,3,2],[2,1,3],[2,3,1],[3,...
分类:编程语言   时间:2014-07-12 12:56:52    阅读次数:206
toArray的巧妙实现
主要是借助了原生slice的方法。 var arr = { 0:'1', 1:'2', 2:'3', length:3 }; function toArray(arr){ return [].slice.call...
分类:其他好文   时间:2014-07-12 00:49:47    阅读次数:223
Pascal's Triangle
GivennumRows, generate the firstnumRowsof Pascal's triangle.For example, givennumRows= 5,Return[ [1], [1,1], [1,2,1], [1,3,3,1], [1,4,6,4,1]...
分类:其他好文   时间:2014-07-12 00:17:08    阅读次数:226
Multiply Strings
Given two numbers represented as strings, return multiplication of the numbers as a string.Note: The numbers can be arbitrarily large and are non-nega...
分类:其他好文   时间:2014-07-12 00:15:07    阅读次数:268
1到n数组,和为指定数所有序列问题
(1)方法一,背包问题解法 1 #include 2 using namespace std; 3 #include 4 #include 5 6 //采用背包问题方法,从后向前,最后一个放和不放背包里,注意递归退出条件和sum==n后,没有return而是继续 7 vector a; ...
分类:其他好文   时间:2014-07-10 14:32:24    阅读次数:130
【OC语法快览】六、类实现
Class Implementation 类实现 Let's create an implementation, starting with the getters: 接下来创建一个类实现,从访问器开始: #import "Photo.h" @implementation Photo - (NSString*) caption { return caption; } - (NSString*) photographer { return photograp...
分类:其他好文   时间:2014-07-09 12:54:22    阅读次数:252
javascript 判断str日期是否是今天,参数diff
function isToday(str) { var d = new Date(str.replace(/-/g, "/")); var todaysDate = new Date(); if (d.setHours(0, 0, 0, 0) == todaysDate.setHours(0, 0, 0, 0)) { return true; } e...
分类:编程语言   时间:2014-07-09 10:35:23    阅读次数:171
MyEclipse提示出错
1、错误描述      The 'org.eclipse.jdt.ui.JavaAllCompletionProposalComputer' proposal computer from 'org.eclipse.jdt.ui' plug-in did not complete normally. The extension took too long to return from the 'c...
分类:系统相关   时间:2014-07-09 10:25:44    阅读次数:951
Qt中用正则表达式来判断Text的语种,主要通过判断unicode的编码范围
QString MainWindow::ParseLanguage(QString Text) {     if(Text.length()<=0)     {         return "";     }     QString sRegNum = "[0-9]+";     QString sRegEn = "[a-zA-Z]+";     QString sRegCn =...
分类:其他好文   时间:2014-07-09 10:14:38    阅读次数:301
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