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Optimized Jquery Selector
1.Priority use ID selector2.Add TagName before Class selector3.Never add Tag before ID, because ID is unique4.Use find() instead of children()5.Chain ...
分类:Web程序   时间:2015-04-19 19:25:20    阅读次数:132
Partition List -- leetcod
Given a linked list and a value x, partition it such that all nodes less than x come before nodes greater than or equal to x. You should preserve the original relative order of the nodes in each of...
分类:其他好文   时间:2015-04-19 17:56:02    阅读次数:131
(15)mysql中的触发器
概述触发器,顾名思义就是当某个事情(事件)发生时候,执行某一段程序。触发器有四大要素:监视地点(table_name)、监视事件(insert/update/delete)、触发时间(before/after)、触发执行程序(insert/update/delete)语法#创建触发器 create trigger triggerName 触发时间 监视事件 on 表名 for each row be...
分类:数据库   时间:2015-04-19 14:47:21    阅读次数:197
你所不知的 CSS ::before 和 ::after 伪元素用法
代码宅你所不知的 CSS ::before 和 ::after 伪元素用法CSSHTMLHTML5代码前端网络 22条回复16,643次围观CSS 有两个说不上常用的伪类 :before 和 :after,偶尔会被人用来添加些自定义格式什么的,但是它们的功用不仅于此。前几天发现了Creative L...
分类:Web程序   时间:2015-04-18 23:43:41    阅读次数:160
关于伪类元素:before和:after
关于伪类元素:before和:afterPosted@2011-11-02 3:02 p.m.Categoriescss:before和:after的作用就是在指定的元素内容(而不是元素本身)之前或者之后插入一个包含content属性指定内容的行内元素,最基本的用法如下:#example:befor...
分类:其他好文   时间:2015-04-18 23:41:15    阅读次数:159
Codeforces534D:Handshakes
On February, 30th n students came in the Center for Training Olympiad Programmers (CTOP) of the Berland State University. They came one by one, one after another. Each of them went in, and before si...
分类:其他好文   时间:2015-04-18 22:07:18    阅读次数:165
Check Your Code First Before Looking to Blame Others
Check Your Code First Before Looking to Blame OthersAllan KellyDEVELOPERS—ALL OF US!—often have trouble believing our own code is bro- ken. It is just so improbable that, for once, it must be the compi...
分类:其他好文   时间:2015-04-18 17:51:16    阅读次数:166
Before You Refactor
Before You RefactorRajith AttapattuAT SOME POiNT, every programmer will need to refactor existing code. But before you do so, please think about the following, as this could save you and others a great...
分类:其他好文   时间:2015-04-18 16:12:46    阅读次数:138
spf13-vim安装与配置
一、简介 spf13-vim是Vim插件与配置的一个发行版本,采用Vundle进行插件管理,可以通过下列文件进行个性化配置 ~/.vimrc.local, ~/.vimrc.bundles.local, ~/.vimrc.before.local 二、安装 下面介绍两种安装方式 方式1:执行如下命令...
分类:系统相关   时间:2015-04-18 11:28:47    阅读次数:515
D:/apache2/conf/httpd.conf:Cannot load D:/apache2/modules/mod_actions.so
报错如下:errors reported here must be corrected before service can be started.httpd:Syntax error on line 60 of D:/apache2/conf/httpd.conf:Cannot load D:/a...
分类:Web程序   时间:2015-04-17 15:34:03    阅读次数:1074
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