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oracle 分组排序
SELECT * FROM (SELECT A.*, RANK() OVER(PARTITION BY A.DR_ATP_ID, A.AT_CODE ORDER BY A.KEY_CODE) RANK FROM DR_ATP...
分类:数据库   时间:2015-04-10 12:54:59    阅读次数:147
leetcode || 78、Subsets
problem: Given 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 not contain duplicate sub...
分类:其他好文   时间:2015-04-10 11:35:42    阅读次数:181
Leetcode: Sort Colors
题目: Given an array with n objects colored red, white or blue, sort them so that objects of the same color are adjacent, with the colors in the order red, white and blue.Here, we will use the integers...
分类:其他好文   时间:2015-04-10 11:27:26    阅读次数:129
PHP 设计模式 笔记与总结(4)PHP 链式操作的实现
PHP 链式操作的实现$db->where()->limit()->order();在 Common 下创建 Database.php。链式操作最核心的地方在于:在方法的最后 return $this;Database.php:where('id = 1');//$db->where('name =...
分类:Web程序   时间:2015-04-09 23:30:39    阅读次数:167
Eclipse配置问题:Error :- java runtime environment JRE or java development kit must be available in order to run eclipse
Let eclipse use your java vm directly!Put these lines at the end of eclipse.ini (located in the directory where eclipse.exe is present):-vm/bin/javaw....
分类:编程语言   时间:2015-04-09 21:34:27    阅读次数:138
递归实现一个去除字符串中“重复出现的字符”
The string you will received as a parameter has too many characters. Your job is to remove characters from the string in the following order: 1. Find....
分类:其他好文   时间:2015-04-09 21:19:28    阅读次数:121
Android 集成 支付宝
一.到支付宝官网https://b.alipay.com/order/techService.htm?channel=psl下载(快捷支付(无线))开发包。将alipay-sdk-common文件夹下的alipaysdk.jar ,alipaysecsdk.jar,alipaysecsdk.jar 拷贝到工程的libs下。二.支付宝集成 在技术集成之前,商户需要在https://ms.alip...
分类:移动开发   时间:2015-04-09 17:35:51    阅读次数:384
leetcode || 75、Sort Colors
problem: Given an array with n objects colored red, white or blue, sort them so that objects of the same color are adjacent, with the colors in the order red, white and blue. Here, we wi...
分类:其他好文   时间:2015-04-09 17:32:33    阅读次数:105
[LeetCode] Convert Sorted Array to Binary Search Tree
Given an array where elements are sorted in ascending order, convert it to a height balanced BST.Hide TagsTreeDepth-first Search方法一:递归,也是dfs/** * Defi...
分类:其他好文   时间:2015-04-09 17:08:07    阅读次数:105
SQL SERVER 2012/ 2014 分页,用 OFFSET,FETCH NEXT改写ROW_NUMBER的用法
写法:假装有个表Shop,其中有一列ShopName,取100000到100050条数据。ROW_NUMBER 的写法SELECT * FROM(SELECT ShopName , ROW_NUMBER() OVER(ORDER BY ShopName) as RFROM Shop) tWHERE....
分类:数据库   时间:2015-04-09 16:52:00    阅读次数:290
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