Given two integersnandk, return all possible combinations ofknumbers out of 1 ...n.For example,Ifn= 4 andk= 2, a solution is:[ [2,4], [3,4], [2,3],...
分类：
其他好文 时间：
2014-07-01 13:01:01
阅读次数：
177
Combinations：Given two integers n and k, return all possible combinations of k numbers out of 1 ... n.For example,If n = 4 and k = 2, a solution is:[ ...
分类：
其他好文 时间：
2014-07-01 12:58:20
阅读次数：
212
Sorted Array：Given 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 is gre...
分类：
其他好文 时间：
2014-07-01 12:51:53
阅读次数：
202
Gray Code：The gray code is a binary numeral system where two successive values differ in only one bit.Given a non-negative integer n representing the ...
分类：
其他好文 时间：
2014-07-01 12:42:16
阅读次数：
192
最近的任务是里了解XA协议。要了解XA协议，必须先了解X/Open DTP模型，稍微总结一下：X/Open DTP(Distributed Transaction Process)是一个分布式事务模型。这个模型主要使用了两段提交(2PC - Two-Phase-Commit)来保证分布式事务的完整性...
分类：
其他好文 时间：
2014-07-01 12:28:17
阅读次数：
458
在学习数据库的时候选择的是一本翻译书，有些概念没有搞清楚，现在总结一下。内联接语句select * FROM table1 one INNER JOIN table2 two ON one.table1_id=two.table2_id;返回的结果是两个表中都存在的匹配数据左联接语句SELECT *...
分类：
数据库 时间：
2014-07-01 11:54:23
阅读次数：
251
题目
You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it a...
分类：
其他好文 时间：
2014-07-01 09:11:07
阅读次数：
206
题目
Given an array of integers, every element appears twice except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it witho...
分类：
其他好文 时间：
2014-07-01 06:24:42
阅读次数：
204
题目
Given an array of integers, every element appears three times except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it...
分类：
其他好文 时间：
2014-07-01 06:23:24
阅读次数：
334
Creating a Physical Standby Database
This case is created, operated and followed the steps from oracle online help documentation.
The configuration of the two sites server:
Primary Database:
[roo...
分类：
数据库 时间：
2014-07-01 06:22:46
阅读次数：
415
