这是我在2014年9月至2015年3月参与的美国哥伦比亚大学的项目，该论文已经被系统领域国际最顶级会议SOSP 15收录。它讲述的是一个分布式系统，所用技术有SMP，Paxos，Parrot，CRIU。
在此恭喜崔鹤鸣教授（港大和哥伦比亚大学），Cheng Liu（哥伦比亚大学），Rui Gu（哥伦比亚大学），Junfeng教授（哥伦比亚大学）。大家感兴趣的话可以看看它，链接为 acm=14450...
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其他好文 时间：
2015-10-18 11:34:30
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177
QUESTION NO: 462
In which cases is reference partitioning effective in enhancing performance?
A. It is effective only in partition pruning.
B. It is effective only in partitionwise joins provided t...
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2015-10-18 11:33:48
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233
GT and sequence
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)
Total Submission(s): 334 Accepted Submission(s): 85
Problem Description
You are given a sequenc...
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其他好文 时间：
2015-10-18 11:32:48
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212
#include
#include
#include
int rollDice(void);
void main()
{
enum Status{CONTINUE,WON,LOST};
int sum,myPoint,num = 1;
Status gameStatus;
srand(time...
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其他好文 时间：
2015-10-18 11:30:48
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183
#include
#include
//Global variable
int days[13] = {0,31,28,31,30,31,30,31,31,30,31,30,31};//days of month
char *Week[7] = {"Sunday","Monday","Tuesday","Wednesday","Thurday","Friday","...
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其他好文 时间：
2015-10-18 11:33:17
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174
QUESTION NO: 464
Which statement is true for enabling Enterprise Manager Support Workbench in Oracle Database 11g to
upload the physical files generated by Incident Packaging Service (IPS) to MetaLin...
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其他好文 时间：
2015-10-18 11:31:16
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376
QUESTION NO: 463
In Oracle 11g, which recommendations does the SQL Access Advisor generate? (Choose all that apply.)
A. partitioning recommendations
B. statistics collection recommendations
C. ind...
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2015-10-18 11:32:34
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222
QUESTION NO: 465
Using the LIST command in Recovery Manager (RMAN), which two pieces of information in the RMAN
repository can be listed? (Choose two.)
A. stored scripts in the recovery catalog
B....
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2015-10-18 11:30:34
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215
QUESTION NO: 468
You plan to control the sessions performing a huge number of I/O operations. Your requirement is to kill the
session when it exceeds a specified number of I/Os. Which statement descr...
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2015-10-18 11:31:41
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164
QUESTION NO: 469
You are using Recovery Manager (RMAN) for backup and recovery operations with a recovery catalog. You
have been taken database backups every evening. On November 15, 2007, at 11:30 A...
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其他好文 时间：
2015-10-18 11:31:19
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199
QUESTION NO: 476
You have enabled resumable space allocation in your database by setting the RESUMABLE_TIMEOUT
parameter set to a nonzero value.
Which three statements about resumable space allocat...
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2015-10-18 11:29:51
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217
QUESTION NO: 472
Examine the output of the query that you executed to list the objects in the recycle bin:
You verified that no table named SALES_TAB exists in the schema. Then you executed the foll...
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2015-10-18 11:30:30
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182
QUESTION NO: 475
The SQL Tuning Advisor has been configured with default configurations in your database instance. Which
recommendation is automatically implemented without the DBA’s intervention aft...
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其他好文 时间：
2015-10-18 11:30:37
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257
QUESTION NO: 474
Which statements are true regarding the system-defined moving window baseline in Oracle Database 11g?
(Choose all that apply.)
A. It does not allow you to change the moving window...
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2015-10-18 11:29:37
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177
QUESTION NO: 471？
Which tasks are run automatically as part of the Automated Maintenance Task by default? (Choose all that
apply.)
A. Segment Advisor
B. SQL Access Advisor
C. Optimizer statistics...
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2015-10-18 11:29:16
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136
实验三 析构函数1、实验目的通过实验理解析构函数的概念与其特殊应用。2、实验内容应用VC++6.0的编辑环境构造一个类Student，该类主要实现学生的基本操作，该学生类包含学生姓名、学生学号、学生成绩（课程数目不定，其存储空间应动态申请），实现对该学生信息的初始化、求该学生的总成绩、平均成绩、最高分与最低分以及最后输出，具体说明如下：class Student{
public:
St...
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2015-10-18 11:30:33
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256
翻译给定一个数字字符串，返回所有这些数字可以表示的字母组合。一个数字到字母的映射（就像电话按钮）如下图所示。输入：数字字符串“23”
输出：["ad", "ae", "af", "bd", "be", "bf", "cd", "ce", "cf"]备注:尽管以上答案是无序的，如果你想的话你的答案可以是有序的。原图原文Given a digit string, return all possible...
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其他好文 时间：
2015-10-18 11:27:43
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272
