How many waysTime Limit: 3000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3146Accepted Submission(s): 1852Probl...
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其他好文 时间:
2014-12-19 00:25:23
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190
用django 框架,异步任务用celery,队列用redis出现了这个问题,too many connectionCouldn't ack '5f41afc62d-a112-bef34d5de1cc', reason:ConnectionError('Too many connections',)...
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其他好文 时间:
2014-12-18 23:33:02
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551
ViewsBecause view objects are the main way your application interacts with the user, they have many responsibilities. Here are just a few:通过view对象是与用户...
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移动开发 时间:
2014-12-18 20:32:05
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391
In many ways, I think being a front end engineer is one of the most complicated jobs in computer science. Most traditional programming concepts don’t ...
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其他好文 时间:
2014-12-18 18:10:45
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181
http://sourceforge.net/p/mingw-w64/mailman/mingw-w64-public/thread/509A38C6.6070807@doxos.eu/Optimization Levelshttps://gcc.gnu.org/onlinedocs/gnat_ug...
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其他好文 时间:
2014-12-18 11:49:38
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170
在hibernate中,经常会出现one to many的关系,如果在不删除one端的前提下要删除many端的某一条或某几条记录,就可能出现上述的异常。 该异常的原理是因为one 端和 many端的联系没有切断,必须要切断他们之间的联系才能进行删除。 方法: Student s = studentD...
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Web程序 时间:
2014-12-18 11:42:31
阅读次数:
156
Binary String Matching
时间限制:3000 ms | 内存限制:65535 KB
难度:3
描述Given two strings A and B, whose alphabet consist only ‘0’ and ‘1’. Your task is only to tell how many times does A appear a...
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其他好文 时间:
2014-12-17 16:35:01
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169
[PHP] ;;;;;;;;;;;;;;;;;;; ; About php.ini ? ; ;;;;;;;;;;;;;;;;;;; ; PHP‘s initialization file, generally called php.ini, is responsible for ; configuring many of the aspects of PHP‘s behavior. ; P...
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Web程序 时间:
2014-12-16 21:10:27
阅读次数:
791
Description
You are given two positive integers A and B in Base C. For the equation:
A=k*B+d
We know there always existing many non-negative pairs (k, d) that satisfy the equation above. Now...
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其他好文 时间:
2014-12-16 21:05:09
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244
togglevar input = $('input[type=text]'); $('#too_long').toggle(input.val().length < 5);
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其他好文 时间:
2014-12-16 19:09:35
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393