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hdu4570Multi-bit Trie (间隙DP)
Problem Description IP lookup is one of the key functions of routers for packets forwarding and classifying. Generally, IP lookup can be simplified a....
分类:其他好文   时间:2015-10-16 20:34:34    阅读次数:243
DBCC SQLPERF 用法
DBCC SQLPERF 有三种用途:Provides transaction log space usage statistics for all databases. In SQL Server it can also be used to reset wait and latch statis...
分类:数据库   时间:2015-10-16 18:41:15    阅读次数:245
IDEA 编辑快捷键
We have two exciting pieces of news for you today. First of all,?IntelliJ IDEA 13.1 RC?is now available for download, so you can try all the new features right away. By the way, this is the last...
分类:其他好文   时间:2015-10-16 15:34:42    阅读次数:167
记一次mysql启动不了查找经历
在linux上用的是xampp,mysql启动没有报任何错误,但就是查找不到进程,于是找mysql错误日志,日志在哪?在lampp/var/mysql 以.err结尾的文件里。里面内容如下;/opt/lampp/sbin/mysqld: Can't create/write to file '/tm...
分类:数据库   时间:2015-10-16 13:25:37    阅读次数:212
LeetCode "Flip Game II"
A natural recursion thought.. Please note we can cache intermediate results.class Solution { unordered_map hs;public: bool canWin(string s) ...
分类:其他好文   时间:2015-10-16 13:21:08    阅读次数:138
如何访问私有方法
# -*- coding: utf-8 -*-#python 27#xiaodeng#如何访问私有方法class Securityp(object): def __my(self): print "Bet you can't see me..."b=Securityp()...
分类:其他好文   时间:2015-10-16 10:08:26    阅读次数:130
ocp-446
QUESTION NO: 446 Which statements are true regarding system-partitioned tables? (Choose all that apply.) A. Only a single partitioning key column can be specified. B. All DML statements must use p...
分类:其他好文   时间:2015-10-16 08:46:21    阅读次数:194
linux下设置最大文件打开数nofile及nr_open、file-max说明
在开发运维的时候我们常常会遇到类似“Socket/File:Can’topensomanyfiles”,“无法打开更多进程”,或是coredump过大等问题,这些都可以设置资源限制来解决。今天在教某位客户设置最大文件数方法时,搜索网上的方法时发现各家说法并不一致,便写了这篇文档。通常对linux某个..
分类:系统相关   时间:2015-10-15 18:48:29    阅读次数:230
Android中Parcelable接口用法
1. Parcelable接口Interface for classes whose instances can be written to and restored from a Parcel。 Classes implementing the Parcelable interface must ...
分类:移动开发   时间:2015-10-15 16:05:17    阅读次数:220
ocp-416
QUESTION NO: 416 Which two statements regarding the Flashback Table feature are correct? (Choose two.) A. Flashback Table can be performed on system tables. B. Flashback Table operation does not sh...
分类:其他好文   时间:2015-10-15 11:21:18    阅读次数:136
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