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hdu2119Matrix (二分匹配,最小顶点覆盖)
Matrix Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 1819 Accepted Submission(s): 792 Problem Description Give you a matrix(only contain...
分类:其他好文   时间:2014-07-30 12:21:53    阅读次数:191
Partition List
问题描述: 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 original relative order of the nodes in ...
分类:其他好文   时间:2014-07-30 12:21:33    阅读次数:192
msyql同步的时候报错 : 错误代码: 1293 Incorrect table definition;there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT or ON UPDATE clause
场景,两个不同服务器上的数据库,进行数据库同步 但是执行之后,提示报错 错误代码: 1293 Incorrect table definition; there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT or...
分类:其他好文   时间:2014-07-30 12:05:23    阅读次数:280
[LeetCode] Sum Root to Leaf Numbers(bfs)
Given a binary tree containing digits from 0-9 only, each root-to-leaf path could represent a number.An example is the root-to-leaf path 1->2->3 which...
分类:其他好文   时间:2014-07-30 11:30:33    阅读次数:247
Best Time to Buy and Sell Stock leetcode java
题目:Say you have an array for which the ith element is the price of a given stock on day i.If you were only permitted to complete at most one transact....
分类:编程语言   时间:2014-07-30 05:34:13    阅读次数:248
hdu 2795 线段树--点更新
http://acm.hdu.edu.cn/showproblem.php?pid=2795 多校的第一场和第三场都出现了线段树,比赛期间没做,,这两天先做几道热身下,然后31号之前把那两道多校的线段树都搞了,这是一道热身题 关键是建模: 首先一定看清楚题目构造的场景,看有什么特点--------会发现,如果尽量往左上放置的话,那么由于 the i-th announcement is a ...
分类:其他好文   时间:2014-07-30 01:02:12    阅读次数:249
MySQL高可用系列之MHA(二)
参数说明 MHA提供了一系列配置参数,深入理解每个参数的具体含义,对优化配置、合理使用MHA非常重要,很多高可用性也都是通过合理配置一些参数而实现的。 MHA包括如下配置参数,分别说明如下: hostname/ip/port (Local Only) hostname为MySQL Server的IP地址或主机名; ip为MySQL Server的IP地址,缺省从$hostname中获取;...
分类:数据库   时间:2014-07-29 22:05:02    阅读次数:547
could only be replicated to 0 nodes, instead of 1
WARN hdfs.DFSClient: DataStreamer Exception: org.apache.hadoop.ipc.RemoteException: java.io.IOException: File /input/LICENSE.txt could only be replicated to 0 nodes, instead of 1 at org.apache...
分类:其他好文   时间:2014-07-29 18:13:22    阅读次数:227
VMware网络配置详解
链接之处均为转载 VMware网络配置详解一:网卡设置模式区别 VMware网络配置详解二:NAT模式配置 以上说明我用了NAT方式,重启NetworkManager之后,三者可以互相连接 VMware网络配置详解三:Host-only模式配置 注意: 1 设置好某一种模式之后使用 service NetworkMan...
分类:其他好文   时间:2014-07-29 18:12:12    阅读次数:301
让CodeIgniter 直接支持RestFull 的修改方法
修改文件 /system/core/Router.php 的方法 _parse_route() /** * Parse Routes * * This function matches any routes that may exist in * the config/routes.php file against the URI to * determine if th...
分类:其他好文   时间:2014-07-29 18:05:12    阅读次数:211
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