码迷,mamicode.com
首页 >  
搜索关键字:egexp like    ( 7616个结果
ES6对数组的扩展
ECMAScript6对数组进行了扩展,为数组Array构造函数添加了from()、of()等静态方法,也为数组实例添加了find()、findIndex()等方法。下面一起来看一下这些方法的用法。Array.from()Array.from()将类数组(array-like)对象与可遍历的对象转化...
分类:其他好文   时间:2014-07-13 20:33:59    阅读次数:247
You Probably Don’t Need a Message Queue
原文地址I’m a minimalist, and I don’t like to complicate software too early and unnecessarily. And adding components to a software system is one of the th...
分类:其他好文   时间:2014-07-13 19:59:16    阅读次数:480
uva442-Matrix Chain Multiplication
Matrix Chain Multiplication  Suppose you have to evaluate an expression like A*B*C*D*E where A,B,C,D and E are matrices. Since matrix multiplication is associative, the order in which multi...
分类:其他好文   时间:2014-07-13 18:10:40    阅读次数:223
MySQL 正则表达式搜索
products表如下: 1. 基本字符匹配 使用正则表达式与LIKE的区别,正则表达式是在整个列搜索,只要prod_name中包含了所搜索的字符就可以了,而LIKE如果不用通配符,那么要求prod_name与搜索的字符要完全匹配:也就是说下面的例子,需要使用 LIKE 'JetPack 1000'才可以适配搜索到。 2 使用or进行匹配搜索,...
分类:数据库   时间:2014-07-13 17:02:45    阅读次数:275
MySQL通配符过滤
在WHERE后使用LIKE操作符可以进行通配符过滤: products表如下: a 使用%通配符: b 使用两个%通配符: c 使用下划线_适配单个字符 有过编程经验的应该可以看出来,这种通配符搜索会进行多次比较,速度会相对比较慢,所以能用其他SQL语句实现的尽量使用其他语句。...
分类:数据库   时间:2014-07-12 22:33:21    阅读次数:298
Just like normal variables,
Just like normal variables, pointers can be declared constant. There are two different ways that pointers and const can be intermixed, and they are very easy to mix up. To declare a const pointer, ...
分类:其他好文   时间:2014-07-12 21:20:23    阅读次数:165
mybatis查询mysql的时间段
mapper文件的写法为:(模糊查询,查询时间段) and sc.com_name like CONCAT(CONCAT('%',#{com_name}),'%') = DATE_FORMAT(#{check...
分类:数据库   时间:2014-07-12 17:43:38    阅读次数:247
Looks like the Spring listener was not configured for your web app!
1、错误描述 usage: java org.apache.catalina.startup.Catalina [ -config {pathname} ] [ -nonaming ] { -help | start | stop } 2014-7-12 0:34:29 org.apache.catalina.core.AprLifecycleListener init 信息: Loaded...
分类:移动开发   时间:2014-07-12 16:35:40    阅读次数:403
LeetCode——Best Time to Buy and Sell Stock II
Say you have an array for which the ith element is the price of a given stock on day i. Design an algorithm to find the maximum profit. You may complete as many transactions as you like (ie, buy on...
分类:其他好文   时间:2014-07-12 16:31:50    阅读次数:192
开放英语第三册
1. May I help you, madam? -Yes, I ‘d like 2 kilos of oranges2. May I know your address? -Sure. Here you are.3. Well, Mary, how are you?- I’m fine4. I ...
分类:其他好文   时间:2014-07-12 15:05:01    阅读次数:303
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!