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1245 - Harmonic Number (II)(规律题)
1245 - Harmonic Number (II) PDF (English) Statistics Forum Time Limit: 3 second(s)Memory Limit: 32 MBI was trying to solve problem '1234 - Harmonic .....
分类:其他好文   时间:2015-11-07 23:22:31    阅读次数:487
java性能监控工具jstat-linux
jstatMonitors Java Virtual Machine (JVM) statistics. This command is experimental and unsupported.Synopsisjstat[generalOption|outputOptions vmid[inter...
分类:编程语言   时间:2015-11-07 23:07:51    阅读次数:316
Pending Statistics
Starting with the 11g Release 1 (11.1), when gathering statistics, you have the option to automatically publish the statistics at the end of the gathe...
分类:其他好文   时间:2015-11-06 16:15:33    阅读次数:256
数据挖掘入门必看10个问题
NO.1 Data Mining 和统计分析有什么不同? 硬要去区分Data Mining和Statistics的差异其实是没有太大意义的。一般将之定义为Data Mining技术的CART、CHAID或模糊计算等等理论方法,也都是由统计学者根据统计理论所...
分类:其他好文   时间:2015-11-05 15:28:39    阅读次数:240
普通用户使用dbms_xplan包需要有的权限
普通用户使用dbms_xplan包查看执行计划需要对v$sql、v$sql_plan、v$session及v$sql_plan_statistics_all这四个视图同时具有select权限。 如果普通用户没有以上权限,执行SQL>select * from table(dbms_xplan.dis...
分类:数据库   时间:2015-11-02 15:41:50    阅读次数:266
lightoj Again Array Queries
1100 - Again Array Queries PDF (English) Statistics Forum Time Limit: 3 second(s)Memory Limit: 32 MBGiven an array with n integers, and you are give.....
分类:其他好文   时间:2015-10-29 00:11:42    阅读次数:243
EXP-00091: Exporting questionable statistics 问题
使用EXP导出数据时出现EXP-00091: Exporting questionable statistics错误信息,参考EXP-00091解决方法,查询到数据库的NLS_CHARACTERSET参数为ZHS16GBK,修改环境变量NLS_LANG为ZHS16GBK,重新执行EXP,则出现O.....
分类:其他好文   时间:2015-10-26 12:08:08    阅读次数:157
light oj 1148 - Mad Counting
1148 - Mad Counting PDF (English) Statistics Forum Time Limit: 0.5 second(s)Memory Limit: 32 MBMob was hijacked by the mayor of the Town "TruthTown".....
分类:其他好文   时间:2015-10-26 00:22:27    阅读次数:231
1005 - Rooks(规律)
1005 - Rooks PDF (English) Statistics Forum Time Limit: 1 second(s)Memory Limit: 32 MBA rook is a piece used in the game of chess which is played on.....
分类:其他好文   时间:2015-10-24 21:56:49    阅读次数:284
1148 - Mad Counting(数学)
1148 - Mad Counting PDF (English) Statistics Forum Time Limit: 0.5 second(s)Memory Limit: 32 MBMob was hijacked by the mayor of the Town "TruthTown".....
分类:其他好文   时间:2015-10-24 21:38:54    阅读次数:289
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