mysql 优化mysql> SHOW VARIABLES LIKE '%innodb_flush_log_at_trx_commit%';+--------------------------------+-------+| Variable_name | Val...
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数据库 时间:
2014-06-28 10:40:55
阅读次数:
292
一、stanford trex 简介
http://nlp.stanford.edu/software/tregex.shtml
A java program for identifying patterns in trees
Like regular expressions for strings, b...
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其他好文 时间:
2014-06-24 18:51:30
阅读次数:
344
If you feel like crying you shouldn’t hold back your tears. You should let it all out while you still can, because when you get bigger sometimes you ....
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其他好文 时间:
2014-06-24 14:53:38
阅读次数:
255
###How to qulick start Like virtual memory,before closing system,win8 write kernel dialog to a file named hiberfil.sys so ,it just write hiberfil.sy.....
spiral grid
时间限制:2000 ms | 内存限制:65535 KB
难度:4
描述Xiaod has recently discovered the grid named "spiral grid".
Construct the grid like the following figure. (The grid is actually infinite...
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其他好文 时间:
2014-06-22 20:54:07
阅读次数:
185
介绍
晚上无聊的时候,我做了一个测试题,测试题的大体意思是:删除Map中Value重复的记录,并且只保留Key最小的那条记录。
例如:
I have a map with duplicate values:
("A", "1");
("B", "2");
("C", "2");
("D", "3");
("E", "3");
I would like to the map to have:
("A", "1");
("B", "2");
...
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其他好文 时间:
2014-06-22 20:30:10
阅读次数:
175
Dynamic Rankings
Time Limit: 10 Seconds
Memory Limit: 32768 KB
The Company Dynamic Rankings has developed a new kind of computer that is no longer satisfied with the query like to simply...
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其他好文 时间:
2014-06-22 17:04:16
阅读次数:
182
本文目的:讲解并行Finding a Maximal Independent Set(寻找最大独立集问题)算法,以及在Hama平台上如何实现该算法。该算法可方便移植到所有的Pregel-Like系统中,如Giraph、GPS (Graph Processing System)。
前言:关于Maximal Independent Set(MIS)的基础知识参考我的博客《找最大独立集问题-Finding a Maximal Independent Set》。
1. 本算法参考 Luby's classic pa...
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其他好文 时间:
2014-06-22 14:26:16
阅读次数:
265
Inflate() method can find out a layout defined by xml,as like the findViewById() method,but there have some different between them.
The different are:
If your Activity used other layout,such as...
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移动开发 时间:
2014-06-22 06:41:43
阅读次数:
362
Layout
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 6582
Accepted: 3182
Description
Like everyone else, cows like to stand close to their friends when que...
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其他好文 时间:
2014-06-21 23:54:18
阅读次数:
307