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thinkphp 无限级分类的思想 分析
$list=$cate->field("id,name,pid,path,concat(path,'-',id) as bpath")->order('bpath')->select();所以对于前台而言,控制器已经帮忙排好序了,至于如何让它变的更清晰,count是关键我认为count也可以以pat...
分类:Web程序   时间:2014-12-01 14:07:32    阅读次数:172
LeetCode:Binary Tree Zigzag Level Order Traversal
题目描述: Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between). For example: Gi...
分类:其他好文   时间:2014-12-01 10:12:10    阅读次数:207
【LeetCode】Binary Tree Level Order Traversal
Binary Tree Level Order TraversalGiven a binary tree, return thelevel ordertraversal of its nodes' values. (ie, from left to right, level by level).Fo...
分类:其他好文   时间:2014-11-30 21:18:59    阅读次数:226
sql2008 将行转为字符串, 将字符串转为行 互转
--将行转为字符串select stuff((select top 20 ','+ QQ from dl_QQ where uiid=1 order by tim desc for xml path('')),1,1,'')-- ===================================...
分类:数据库   时间:2014-11-30 20:06:06    阅读次数:195
Sql Server系列:聚合函数
1. SUM SUM是一个求和函数,返回指定列值的总和。SUM 只能用于数字列。其中忽略 Null 值。 语法:SUM ( [ ALL | DISTINCT ] expression ) OVER ( [ partition_by_clause ] order_by_clause ) ...
分类:数据库   时间:2014-11-30 18:38:26    阅读次数:159
【LeetCode】Binary Tree Zigzag Level Order Traversal
Binary Tree Zigzag Level Order TraversalGiven a binary tree, return thezigzag level ordertraversal of its nodes' values. (ie, from left to right, then...
分类:其他好文   时间:2014-11-30 18:29:54    阅读次数:204
mybatis 插入自增序列
<insertid="insertBzwzruku"parameterType="com.labway.portal.po.X_bzwz_ruku"> <selectKeykeyProperty="rkid"resultType="int"order="BEFORE"> select SEQ_BZWZRU.nextvalfromdual </selectKey> insertintox_bzwz_ruku (rkid, bzwzname,..
分类:其他好文   时间:2014-11-30 17:11:52    阅读次数:148
Yii 学习二:关联查询
现需要通过订单表order_id查询到订单商品表中的商品名goods_name(订单表order_info和订单商品表order_goods通过order_id关联) 在OrderInfo.php模型中建立一个relations方法, AR 中定义关系需要覆盖 [CActiveRecord] 中的 [relations()|CActiveRecord::relations]...
分类:其他好文   时间:2014-11-30 16:56:17    阅读次数:141
thinkphp 点击分类显示分类下的文章(完整)
控制器field("id,name,pid,path,concat(path,'-',id) as bpath")->order('bpath')->select();foreach($list as $key=>$value){$list[$key]['count']=count(explode(...
分类:Web程序   时间:2014-11-30 16:45:09    阅读次数:227
137 - ZOJ Monthly, November 2014 - J Poker Face
Poker FaceTime Limit:2 Seconds Memory Limit:65536 KBAs is known to all, coders are lack of exercise and Kato is one of them. In order to get fit, he d...
分类:其他好文   时间:2014-11-30 16:40:42    阅读次数:117
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