Given a set ofnon-overlappingintervals, insert a new interval into the intervals (merge if necessary).You may assume that the intervals were initially...
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其他好文 时间:
2014-07-26 00:37:46
阅读次数:
237
Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character'.'.You may assume that there will be on...
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其他好文 时间:
2014-07-25 14:18:51
阅读次数:
284
简介Percona XtraDB Cluster是MySQL高可用性和可扩展性的解决方案,Percona XtraDB Cluster提供的特性如下:1.同步复制,事务要么在所有节点提交或不提交。2.多主复制,可以在任意节点进行写操作。3.在从服务器上并行应用事件,真正意义上的并行复制。4.节点自动...
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数据库 时间:
2014-07-25 14:03:51
阅读次数:
521
简单的说,集群(cluster)就是一组计算机,它们作为一个整体向用户提供一组网络资源。这些单个的计算机系统就是集群的节点(node)。一个理想的集群是,用户从来不会意识到集群系统底层的节点,在他/她们看来,集...
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其他好文 时间:
2014-07-25 11:41:11
阅读次数:
8621
Blocks
Time Limit: 5000MS
Memory Limit: 65536K
Total Submissions: 4173
Accepted: 1661
Description
Some of you may have played a game called 'Blocks'. There are n bl...
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其他好文 时间:
2014-07-25 11:11:22
阅读次数:
312
在exp导出表时,报错 EXP-00079: Data in table "XXX_YYY" is protected. Conventional path may only be exporting partial table.解决方法 grant exempt access policy t.....
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其他好文 时间:
2014-07-25 02:36:24
阅读次数:
374
Merge Sorted ArrayGiven two sorted integer arrays A and B, merge B into A as one sorted array.Note:You may assume that A has enough space (size that i...
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其他好文 时间:
2014-07-25 02:34:44
阅读次数:
162
Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums
to T.
The same repeated number may be chosen from C unlimited numb...
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其他好文 时间:
2014-07-24 23:18:03
阅读次数:
293
一、MySQLGalera介绍1、galera特性MySQL/Galera是MySQL/InnoDB的多主集群,有以下特性:1)同步复制2)Active-active的多主拓扑结构3)集群任意节点可以读和写4)自动身份控制,失败节点自动脱离集群5)自动节点接入6)真正的基于”行”级别和ID检查的并行复制7)无单点故障,易扩..
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数据库 时间:
2014-07-24 17:58:47
阅读次数:
517
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...
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编程语言 时间:
2014-07-24 10:25:36
阅读次数:
227