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在MySQL里面show variables where variable_name like '%auto%'这条语句可以正常执行,但是show processlist where host like '%192%'就会报错了:Error Code : 1064You have an error ...
分类:其他好文   时间:2015-09-03 11:33:26    阅读次数:162
宏!!!!(拷贝别人的博客的只为了收藏)
入门如果您完全不知道宏是什么的话,可以先来热个身。很多人在介绍宏的时候会说,宏嘛很简单,就是简单的查找替换嘛。嗯,只说对了的一半。C中的宏分为两类,对象宏(object-like macro)和函数宏(function-like macro)。对于对象宏来说确实相对简单,但却也不是那么简单的查找替换...
分类:其他好文   时间:2015-09-02 23:15:15    阅读次数:280
poj 2312 Battle City
题目连接http://poj.org/problem?id=1840Battle CityDescriptionMany of us had played the game "Battle city" in our childhood, and some people (like me) even ...
分类:其他好文   时间:2015-09-02 20:45:57    阅读次数:253
poj 3666 Making the Grade(dp)
DescriptionA straight dirt road connects two fields on FJ's farm, but it changes elevation more than FJ would like. His cows do not mind climbing up o...
分类:其他好文   时间:2015-09-02 20:38:36    阅读次数:246
类似于大数相加的一个题
Given an integer array of variable length like so [9, 8, 8, 3] where each item in array could be 0 to 9, write a function that would take would interp...
分类:其他好文   时间:2015-09-02 17:10:00    阅读次数:124
LeetCode 6 ZigZag Conversion 模拟 难度:0
https://leetcode.com/problems/zigzag-conversion/The string"PAYPALISHIRING"is written in a zigzag pattern on a given number of rows like this: (you may...
分类:其他好文   时间:2015-09-01 21:23:47    阅读次数:230
MySQL在创建相同表结构时as和like 使用的区别
1.MySQL的复制相同表结构方法: 1)create table table_name as select * from table1 where 1=2 (或者limit 0); 2) create table table_name like table1_name; 二者的用途: as...
分类:数据库   时间:2015-09-01 12:36:10    阅读次数:204
Little Puzzlers–List All Anagrams in a Word
The SolutionA major hint is in the fact we are given a dictionary. Because we are given this dictionary we can prep it in any way we like when the pro...
分类:其他好文   时间:2015-09-01 01:40:58    阅读次数:190
Keywords Search
Problem Description In the modern time, Search engine came into the life of everybody like Google, Baidu, etc. Wiskey also wants to bring this feature to his image retrieval system. Every image hav...
分类:其他好文   时间:2015-08-31 23:47:17    阅读次数:237
mybits like查询写法
1、mysql :LIKE CONCAT('%',#{empname},'%' ) 或者 LIKE CONCAT('%',‘${empname}’,'%' )2、oracle:LIKE '%'||#{empname}||'%'select * from person where name like ...
分类:其他好文   时间:2015-08-31 16:59:05    阅读次数:136
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