The so-called “log sum of exponentials” is a functional form commonly encountered in dynamic discrete choice models in economics. It arises when the c...
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其他好文 时间：
2015-10-08 23:06:42
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201
QUESTION NO: 146
You want to put a specific tablespace called MY_DATA in hot backup mode so you can back it up. What
command would you use?
A. alter tablespace MY_DATA begin backup;
B. alter tabl...
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其他好文 时间：
2015-10-07 01:10:37
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178
DescriptionThis is yet another problem dealing with regular bracket sequences.We should remind you that a bracket sequence is called regular, if by in...
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其他好文 时间：
2015-10-03 10:43:02
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269
Clock also called timers are essential to the operation of any multiprogrammed system fora variety of reasons. They maintain the time of day and preve...
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其他好文 时间：
2015-10-02 23:41:24
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161
10.1 Imagine you are building some sort of service that will be called by up to 1000 client applications to get simple end-of-day stock price informat...
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其他好文 时间：
2015-10-02 07:53:54
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217
最近在学习第一行代码这本书，里面的关于activity生命周期有一段例子，但是我自己用mac上装的as运行一直出问题，看log的话就是android.util.AndroidRuntimeException: requestFeature() must be called before adding...
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移动开发 时间：
2015-10-01 06:56:45
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221
原文：http://dev.mysql.com/doc/refman/5.5/en/innodb-next-key-locking.html14.5.2.5Avoiding the Phantom Problem Using Next-Key LockingThe so-called phantom...
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数据库 时间：
2015-09-30 17:52:13
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358
Prime DistanceTime Limit:1000MSMemory Limit:65536KTotal Submissions:12811Accepted:3420DescriptionThe branch of mathematics called number theory is abo...
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其他好文 时间：
2015-09-29 22:07:55
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218
WHO_AM_I() CREATE OR REPLACE FUNCTION WHO_AM_I
RETURN VARCHAR2
IS
l_owner varchar2(30);
l_name varchar2(30);
l_lineno number;
l_type varchar2(30);
BEGIN
who_called_me( l_owner, l_nam...
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其他好文 时间：
2015-09-29 11:39:29
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174
原文 Dreams of finding lost treasure almost came true recently. A new machine called "The Revealer" has been invented and it has been used to detect gold which has been buried in the ground. The ma...
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其他好文 时间：
2015-09-28 19:31:47
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176
