一台测试服务器上的数据库无法访问，远程能访问服务器1521端口，但是通过pl/sql连不上。 登录数据库服务器，执行： $ lsnrctl statusListening Endpoints Summary... (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=1...
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其他好文 时间：
2014-08-22 17:43:49
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转自:http://www.opsers.org/base/clean-up-on-the-linux-system-tmp-folder-you-may-want-to-know.html§我们知道，在Linux系统中/tmp文件夹里面的文件会被清空，至于多长时间被清空，如何清空的，可能大家知识的...
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2014-08-22 16:15:39
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5down votefavorite2I don't know how I modified a iOS SDK file, but Xcode say I did. Here is what they reported.fatal error: file '/Applications/Xcode ...
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2014-08-21 18:54:14
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1A! We get median of each array and compare them, then we know which half should be disguarded and how many should be disguarded.class Solution {publi...
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2014-08-21 13:13:24
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I know cheap ghds this probably sounds really vain but I live in upstate NY and the elements sucks! I ghds am just in need of a few foils to embellish...
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2014-08-21 12:58:04
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Description
Problem F
Supermean
Time Limit: 2 second
"I have not failed. I've just found 10,000 ways that won't work."
Thomas Edison
Do you know how to compute the mean (or average...
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2014-08-20 21:11:33
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Intersecting LinesTime Limit:1000MSMemory Limit:10000KTotal Submissions:10967Accepted:4930DescriptionWe all know that a pair of distinct points on a p...
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2014-08-18 20:11:22
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Except that on android you can bypass the pairing dialog if you know the PIN in advance through a different channel.EtanOn 06.02.2013, at 10:09, "Andr...
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2014-08-18 20:10:12
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We all know the Super Powers ofthis world and how they manage to get advantages in political warfare or evenin other sectors. But this is not a political platform and so we will talkabout a different ...
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2014-08-18 18:42:02
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Berserk RookAs you may know,chessis an ancient game for which almost everyone has at least a basic understanding of the rules. Chess is a two-player s...
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其他好文 时间：
2014-08-18 15:45:02
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