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ACM 编辑距离
DescriptionLetxandybe two strings over some finite alphabetA. We would like to transformxintoyallowing only operations given below:Deletion:a letter i...
分类:其他好文   时间:2015-08-18 21:09:57    阅读次数:181
MySQL学习笔记
MySQL技术内幕一、MySQL基础知识1.1、显示表中的列SHOW COLUMNS FROM order_info like 'order%'1.2、显示表SHOW TABLES LIKE 'order%';1.3、限制返回行数例如从第10行开始返回5个记录SELECT last_name FR....
分类:数据库   时间:2015-08-18 18:43:51    阅读次数:150
leetcode - Add Digits
Given a non-negative integernum, repeatedly add all its digits until the result has only one digit.For example:Givennum = 38, the process is like:3 + ...
分类:其他好文   时间:2015-08-18 16:05:11    阅读次数:164
oracle中查询所有外键引用到某张表的记录
其实查找这篇文章 ?我主要用的sql 是这句 ?select * from user_cons_columns t where t.constraint_name like ‘FK_CTS_CONT_REINS__CRR‘;? 起因: ? ? ? ?系统测试的时候发现如果某条记录已经被引用了,这...
分类:数据库   时间:2015-08-18 14:27:28    阅读次数:271
Java面试
Given a non-negative integernum, repeatedly add all its digits until the result has only one digit.For example:Givennum = 38, the process is like:3 + ...
分类:编程语言   时间:2015-08-17 19:08:01    阅读次数:117
HDU 1162 Eddy's picture (prime算法_裸题)
Problem Description Eddy begins to like painting pictures recently ,he is sure of himself to become a painter.Every day Eddy draws pictures in his small room, and he usually puts out his newest pic...
分类:编程语言   时间:2015-08-17 17:19:11    阅读次数:264
数据结构:倒排索引
#include #include #include #include using namespace std; //倒排索引,以属性值来存储关键字。//找出两个人相似度最高的人,相似度=(相同爱好数)/总的爱好数。 struct Node { string like; int count; Node(...
分类:其他好文   时间:2015-08-17 14:04:37    阅读次数:142
mysql中文乱码解决方案
最近项目使用到mysql,却突然出现了中文乱码问题,尝试了多种方案,终于解决乱码问题,总结一下解决方案,给遇到相同问题的人一点参考。中文乱码的原因1.安装mysqlserver的时候编码集设定有问题 2.创建数据库的时候编码集设定有问题 3.创建表的时候编码集设定有问题 4.客户端的编码集设定有问题 可以通过命令查看编码集:show variables like "%char%";常用编码集...
分类:数据库   时间:2015-08-17 14:01:51    阅读次数:193
【LeetCode】Add Digits
题目:Given a non-negative integernum, repeatedly add all its digits until the result has only one digit.For example:Givennum = 38, the process is like:3...
分类:其他好文   时间:2015-08-17 13:31:52    阅读次数:97
LeetCode:Add Digits
Given a non-negative integer num, repeatedly add all its digits until the result has only one digit.For example:Given num = 38, the process is like: 3...
分类:其他好文   时间:2015-08-17 13:28:39    阅读次数:120
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