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HLG 2113 Count (C++ --- map容器 基础题)
链接: http://acm.hrbust.edu.cn/index.php?m=ProblemSet&a=showProblem&problem_id=2113 Description Given a number of strings, can you find how many strings that appears T times? Input The input conta...
分类:编程语言   时间:2014-06-20 09:00:14    阅读次数:344
[cc150] 硬币问题
Given an infinite number of quarters (25 cents), dimes (10 cents), nickels (5 cents) and pennies (1 cent), find how many ways to represent n cents.思路:...
分类:其他好文   时间:2014-06-09 20:04:56    阅读次数:238
Unique Binary Search Trees
题目 Given n, how many structurally unique BST's (binary search trees) that store values 1...n? For example, Given n = 3, there are a total of 5 unique BST's. 1 3 3 2 ...
分类:其他好文   时间:2014-06-08 17:06:58    阅读次数:235
Can You say the what the kd 6 color
There is no denying theWhat The KD 6is among the most widely used athletic shoes available. Because of so many great releases such as the Aunt Gem KD ...
分类:其他好文   时间:2014-06-08 01:12:23    阅读次数:343
leetcode--Unique Paths II
Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle and empty space i...
分类:其他好文   时间:2014-06-08 00:33:42    阅读次数:339
Open vSwitch Advanced Features Tutorial
Open vSwitch Advanced Features Tutorial=======================================Many tutorials cover the basics of OpenFlow. This is not such atutorial....
分类:其他好文   时间:2014-06-07 08:56:17    阅读次数:282
Building SQL Test Cases
For many SQL-related problems, obtaining a reproducible test case makes it easier to resolve the problem. Starting with the 11gRelease 2 (11.2), Oracl...
分类:数据库   时间:2014-06-06 20:04:05    阅读次数:317
pdf2swf 转换时报错。This file is too complex to render- SWF only supports 65536 shapes at once
在使用swftools转换pdf 到swf的时候报错,有如下说明:if the pdf contains too many images / shapes, pdf2swf will fail with this error :ERROR Thisfileistoocomplextorender-S...
分类:其他好文   时间:2014-06-05 21:24:54    阅读次数:310
hibernate 双向n-n
域模型: 关系数据模型 双向 n-n 关联需要两端都使用集合属性双向n-n关联必须使用连接表集合属性应增加 key 子元素用以映射外键列, 集合元素里还应增加many-to-many子元素关联实体类在双向 n-n 关联的两边都需指定连接表的表名及外键列的列名. 两个集合元素 set 的 table 元素的值必须指定,而且必须相同。set元素的两个子元素:key 和 many-to-...
分类:系统相关   时间:2014-06-01 18:22:52    阅读次数:516
hibernate 单向 n-n
域模型: 关系数据模型 n-n 的关联必须使用连接表与 1-n 映射类似,必须为 set 集合元素添加 key 子元素,指定 CATEGORIES_ITEMS 表中参照 CATEGORIES 表的外键为 CATEGORIY_ID. 与 1-n 关联映射不同的是,建立 n-n 关联时, 集合中的元素使用 many-to-many. many-to-many 子元素的 class 属性指...
分类:系统相关   时间:2014-06-01 18:20:52    阅读次数:560
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