The circle line of the Berland subway has n stations. We know the distances between all pairs of neighboring stations:
d1 is
the distance between the 1-st and the 2-nd
station;
d2 is
the d...
分类:
其他好文 时间:
2014-07-22 23:05:14
阅读次数:
302
1D people lived in a 1D country. Everything in the country was one-dimensional, and everything was simple and clear: just one axis and two directions — forward and backward. Even a 1D world has proble...
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其他好文 时间:
2014-04-29 13:44:22
阅读次数:
284
在用到opencv中出现
opencv error :assertion faild (src.depth()==dst.depth()&&src.size==dst.size)找这个bug找了好久,网上有这样几种说法:
1.check这两个图或者矩阵是不是初始化了
2.如果初始化了,初始化的大小是不是一样,即两者有没有相同的长宽
3.两者的depth深度是不是一样,即是不是一个是三通道...
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其他好文 时间:
2014-04-29 13:38:22
阅读次数:
647
Problem:
You are trying to setup a mirroring on a Database called xxxDB(SQL server 2012).
You are getting this error while trying to setup mirroring.
“Neither the partner nor the witness server ins...
分类:
数据库 时间:
2014-04-29 13:33:20
阅读次数:
444
mysql5.6, [ERROR] Failed toopen log ,datadir物理迁移报错,log-bin-index,log-bin配置...
分类:
数据库 时间:
2014-04-29 13:27:20
阅读次数:
512
Aggressive cows
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 5436
Accepted: 2720
Description
Farmer John has built a new long barn, with N (2 <= N <= 100,...
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其他好文 时间:
2014-04-29 13:22:21
阅读次数:
304
javafx maven集成采用javafx-maven-plugin,
主要分为几个目标:
jfx:jar
jfx:web
jfx:native
jfx:fix-classpath
jfx:generate-key-store
jfx:run
但是在
mvn clean jfx:run
时遇到了问题:
[ERROR] [Help 1] http://cwiki.ap...
分类:
编程语言 时间:
2014-04-29 13:22:21
阅读次数:
2406
FAILED: Error in metadata: java.lang.RuntimeException: MetaException(message:org.apache.hadoop.hive.serde2.SerDeException org.apache.hadoop.hive.hbase.HBaseSerDe: columns has 3 elements while hbase.columns.mapping has 4 elements (counting the key if implic...
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其他好文 时间:
2014-04-29 13:17:21
阅读次数:
387
The blonde Angela has a new whim: internet chats. Of course, as any blonde, she writes her messages using the upper case. You are the moderator of Angela's favorite chat and you're fed up with her upp...
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其他好文 时间:
2014-04-29 13:17:21
阅读次数:
293
参考了别人的demo之后发现建立一个管理类看起来舒服些,显得比较有条理……
但在建立与服务器连接当中,发现
Connect Error: {
NSLocalizedDescription = "You must set myJID before calling connect.";
}
这样的一个问题,知道是jid没有设置好,但是jid怎么设置呢?今天仍然没有弄清,如果有清楚...
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其他好文 时间:
2014-04-29 13:13:20
阅读次数:
352