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Subsets系列
SubsetsGiven a set of distinct integers,S, return all possible subsets.Note:Elements in a subset must be in non-descending order.The solution set must...
分类:其他好文   时间:2014-08-28 17:58:05    阅读次数:356
SQL Server将相同id的另一列的多行内容拼接成一行
比如表中有两列数据 :id name1 a1 b1 c2 d2 e变成如下格式:id name1 a,b,c2 d,e数据:if object_id(#表)is not null drop table #表select did,name, from #表 order by diddrop table...
分类:数据库   时间:2014-08-28 17:46:25    阅读次数:469
Big Event in HDU(背包九讲_多重背包转01背包)
Big Event in HDUCrawling in process... Crawling failed Time Limit:5000MS     Memory Limit:32768KB     64bit IO Format:%I64d & %I64u Submit Status Description Nowadays, we all know th...
分类:其他好文   时间:2014-08-28 16:58:30    阅读次数:139
hibernate级联删除
一对多的双向关联:user对应多个orderuser.xml: order.xml: 注意如果一的那方不加inverse="true",增,更可以正常,但删除会引起错误。Hibernate中的inverse在表关系映射中经常应...
分类:系统相关   时间:2014-08-28 16:53:50    阅读次数:244
jQuery Sizzle.find [ 源码分析 ]
Sizzle.find = function( expr, context, isXML ) { var set, i, len, match, type, left; //expr是否为空 if ( !expr ) { return []; } for ( i = 0, len = Expr.order.length; i < len; i++ ) { type = Expr...
分类:Web程序   时间:2014-08-28 16:16:59    阅读次数:236
Tomcat: IllegalStateException: No output folder --reference
Today, I started to create a couple of JSP pages for the server-side part of my MSc thesis project in order to be able to output some meaningful stati...
分类:其他好文   时间:2014-08-28 16:06:09    阅读次数:172
如何添加网站for Linux(绑定域名)
3.点击字母“i”开始编辑文件,输入内容: DocumentRoot /alidata/www/phpwind ServerName localhost ServerAlias localhost Options -Indexes FollowSymLinks AllowOverride all Order allow,deny ...
分类:Web程序   时间:2014-08-28 13:21:19    阅读次数:269
ora-00054:resource busy and acquire with nowait specified解决方法
select t2.username,t2.sid,t2.serial#,t2.logon_time from v$locked_object t1,v$session t2 where t1.session_id=t2.sid order by t2.logon_time; 查看数据库都有哪...
分类:其他好文   时间:2014-08-28 13:10:59    阅读次数:156
leetcode 之 Permutation Sequence
Permutation Sequence The set [1,2,3,…,n] contains a total of n! unique permutations. By listing and labeling all of the permutations in order, We get the following sequence (ie, for n = 3):...
分类:其他好文   时间:2014-08-28 11:30:09    阅读次数:231
destoon控制标题长度,title中显示全标题 标题字符长度怎么控制?
如题商品调用出来后,标题的字符长度怎么控制?有哪位高手能帮我解决吗? 小弟在此感谢了。&length=30 //30表示30个字节0 and thumb''&areaid=$cityid&pagesize=".$DT['page_sell']."&order=addtime desc&width=1...
分类:其他好文   时间:2014-08-28 11:22:59    阅读次数:922
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