https://leetcode.com/problems/valid-palindrome/Valid PalindromeGiven a string, determine if it is a palindrome, considering only alphanumeric characte...
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编程语言 时间:
2015-05-18 18:46:26
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304
This tutorial will guide you through the steps to modify your initramfs to load all files from / to atmpfs. This will only work with Debian or Ubuntu ...
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系统相关 时间:
2015-05-18 16:27:13
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294
Given a linked list and a value x, partition it such that all nodes less than x come before nodes greater than or equal to x.You should preserve the o...
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其他好文 时间:
2015-05-18 14:29:35
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84
用的sqlserver2008 r2。SELECT*FROM t_classWHERE idIN (SELECTidFROM (SELECTROW_NUMBER() OVER (PARTITION BY id ORDER BY inserttime) AS rn,idFROM t_class) my...
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数据库 时间:
2015-05-18 14:16:47
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142
题目:http://blog.csdn.net/winddreams/article/details/44218961求出每一个点为中心的最长字符串,推断该串是不是从开头的回文串。#include #include #include using namespace std ;int p[120000...
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其他好文 时间:
2015-05-15 21:10:51
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109
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.
For example,
"A man, a plan, a canal: Panama" is a palindrome.
"race a car" is not a ...
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其他好文 时间:
2015-05-14 22:10:26
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131
public class Solution { public boolean isPalindrome(int x) { if (x < 0) { return false; } return x == reverse(x); ...
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其他好文 时间:
2015-05-13 12:19:59
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68
题目A palindromic number reads the same both ways. The largest palindrome made from the product of two 2-digit numbers is 9009 = 91 × 99.Find the larges...
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其他好文 时间:
2015-05-13 00:51:35
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228
修改已经存在的表:
alter table
Alter table 语句允许用户改变现有表的结构。用户可以增加列/分区,表本身重命名。
1) 增加分区 Add
Partitions:
ALTER TABLE table_name ADD partition_spec [ LOCATION 'location1']partition_spec [ LOCATION 'location...
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其他好文 时间:
2015-05-12 23:12:37
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451
分布式数据库数据表分成多个parition,分布在不同server上,拓扑是每个server维护不同的版本时间戳,相比单机数据库,提供MVCC要复杂很多,当然,你如果有spanner的原子钟,那会简单很多。现描述一种可行的实现方案,抛砖引玉。此方案可以做如下保证:
1.单Partition读(分分布式事务读)可以保重repeated read。
2同一个server上的分布式事务可以保证repeat...
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数据库 时间:
2015-05-12 21:08:45
阅读次数:
267