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Lists and tuples
zip is a built-in function that takes two or more sequence and ‘zips’ them into a list of tuples, where each tuple contains one element from each sequ...
分类:其他好文   时间:2014-07-22 22:53:14    阅读次数:269
[leetcode]Merge k Sorted Lists
Merge k Sorted ListsMergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity.这道题,第一次刷是过了,第二次同样的代码超时了,看来case是在不断...
分类:其他好文   时间:2014-07-22 22:50:32    阅读次数:237
Network management system scheduling for low power and lossy networks
In one embodiment, a network management system (NMS) determines an intent to initialize a request-response exchange with a plurality of clients in a l...
分类:Web程序   时间:2014-07-20 08:31:43    阅读次数:382
php程序调试: xdebug的配置
如何在phpeclipse中像调试Java程序一样调试php呢? XDebug的版本很多,打开http://xdebug.org/index.php,把网站仔细看一下,你会发现有句“If you don't know which one you need, please refer to the custom installation instructions.”,非常好,打开这个页面,按照要求...
分类:Web程序   时间:2014-07-19 23:17:35    阅读次数:270
UVA 10036 Divisibility
Consider an arbitrary sequence of integers. One can place + or - operators between integers in the sequence, thus deriving different arithmetical expr...
分类:其他好文   时间:2014-07-19 22:37:50    阅读次数:243
Tuples as return values
Strictly speaking, a function can only return one value, but if the value is a tuple, the effect is the same as returning multiple values. For example...
分类:其他好文   时间:2014-07-19 18:31:23    阅读次数:208
Sqoop从DB2导出数据出错:ERRORCODE=-4499, SQLSTATE=08001
Sqoop执行命令:./sqoopimport--connect"jdbc:db2://10.105.4.55:50001/SCCRM55"--usernamedb2inst1--passworddb2opr2010--tableWF_4G_BILLDETAIL_NEW_20140717--fetch-size1000-m1--target-dir/ext/ods/ODS_RPT_DAY_DET/20140717_1--fields-terminated-by‘&‘--lines-termi..
分类:数据库   时间:2014-07-19 18:16:00    阅读次数:550
UVA 11774 - Doom's Day(规律)
UVA 11774 - Doom's Day 题目链接 题意:给定一个3^n*3^m的矩阵,要求每次按行优先取出,按列优先放回,问几次能回复原状 思路:没想到怎么推理,找规律答案是(n + m) / gcd(n, m),在topcoder上看到一个证明,如下: We can associate at each cell a base 3-number, the log3(R...
分类:其他好文   时间:2014-07-19 14:06:19    阅读次数:220
深林人不知,明月来相照
Day 11 Fri.今天和Google的小伙伴一起回学校吃了麻辣香锅,发现发起和响应号召的几乎都是长沙人,志同道合~\(≧▽≦)/~!传说中雅礼中学的小赢家们,还有一个从米国飞回来的Business Intern MM,感觉萌萌哒
分类:其他好文   时间:2014-07-19 11:31:55    阅读次数:173
One-Two-Three
Your little brother has just learnt to write one, two and three, in English. He has written a lot of those words in a paper, your task is to recognize...
分类:其他好文   时间:2014-07-19 11:30:29    阅读次数:225
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