本机IP地址:192.168.1.163
[oracle@rtest ~]$ sqlplus /nolog
SQL*Plus: Release 10.2.0.2.0 - Production on Sun May 4 19:32:13 2014
Copyright (c) 1982, 2005, Oracle. All Rights Reserved.
@...
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数据库 时间:
2014-05-10 10:34:04
阅读次数:
392
lk@lk-virtual-machine:~$ cd hadoop-1.0.1
lk@lk-virtual-machine:~/hadoop-1.0.1$ cd bin
lk@lk-virtual-machine:~/hadoop-1.0.1/bin$ ./stop_all.sh
bash: ./stop_all.sh: 没有那个文件或目录
lk@lk-virtual-machine:~...
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其他好文 时间:
2014-05-10 09:58:55
阅读次数:
462
链接:http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemId=203
Description:
We all remember that in the movie Swordfish, Gabriel broke into the World Bank Investors Group in West Los Angeles, to...
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其他好文 时间:
2014-05-10 09:11:52
阅读次数:
343
The Chef likes to stay in touch with his staff. So, the Chef, the head server, and the sous-chef all carry two-way transceivers so they can stay in constant contact. Of course, these transceivers have...
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其他好文 时间:
2014-05-10 09:11:21
阅读次数:
334
联合体union
当多个数据需要共享内存或者多个数据每次只取其一时,可以利用联合体(union)。在C Programming Language 一书中对于联合体是这么描述的:
1)联合体是一个结构; 2)它的所有成员相对于基地址的偏移量都为0; 3)此结构空间要大到足够容纳最"宽"的成员;4)其对...
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编程语言 时间:
2014-05-09 11:25:55
阅读次数:
409
//=====================================================================================//
All Rights Reserved , Copyright ? Learun 2013//=============...
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Web程序 时间:
2014-05-08 20:49:28
阅读次数:
506
//// TWFXViewController.h// Demo_GCD//// Created by
Lion User on 12-12-11.// Copyright (c) 2012年 Lion User. All rights
reserved.//#import @interfa...
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编程语言 时间:
2014-05-08 20:09:53
阅读次数:
482
John is going on a fishing trip. He has h hours available (1 <= h <= 16), and there are n lakes in the area (2 <= n <= 25) all reachable along a single, one-way road. John starts at lake 1, but he can finish at any lake he wants. He can only travel from on...
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其他好文 时间:
2014-05-07 08:48:52
阅读次数:
515
Paint the Grid Reloaded
Time Limit: 2 Seconds
Memory Limit: 65536 KB
Leo has a grid with N rows and M columns. All cells are painted with either black or white initially.
Two cells A ...
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其他好文 时间:
2014-05-07 07:28:35
阅读次数:
480
SQL Union和SQL Union All用法SQL Union和SQL Union
All用法SQL UNION 操作符UNION 操作符用于合并两个或多个 SELECT 语句的结果集。请注意,UNION 内部的 SELECT
语句必须拥有相同数量的列。列也必须拥有相似的数据类型。同时,每条 ...
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数据库 时间:
2014-05-06 12:22:36
阅读次数:
340