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烂泥:学习mysql数据库主从同步复制原理
本文由秀依林枫提供友情赞助,首发于烂泥行天下。 说明本篇文章部分转载自互联网。 MySQL的Replication(英文为复制)是一个多MySQL数据库做主从同步的方案,特点是异步复制,广泛用在各种对MySQL有更高性能、更高可靠性要求的场合。与之对应的是另一个同步技术是MySQL Cluster,...
分类:数据库   时间:2014-11-21 10:24:49    阅读次数:271
Evaluate Reverse Polish Notation
Evaluate Reverse Polish NotationEvaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may ...
分类:其他好文   时间:2014-11-20 20:11:18    阅读次数:177
【leetcode】Best Time to Buy and Sell 2(too easy)
Say you have an array for which theithelement is the price of a given stock on dayi.Design an algorithm to find the maximum profit. You may complete a...
分类:其他好文   时间:2014-11-20 16:56:50    阅读次数:236
InfluxDB 的用户
InfluxDB 的用户有三种:cluster admin 集群admindatabase admin 数据库admindatabase user 数据库用户cluster admin具有下面权限:增加和删除数据库对任何数据库的database admin 和 database user 用户增加和...
分类:数据库   时间:2014-11-20 15:03:35    阅读次数:342
Triangle
题目描述: Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below. For example, given the following triangle [ [2], ...
分类:其他好文   时间:2014-11-20 12:03:48    阅读次数:157
Triangle
TriangleGiven a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below.For example, given...
分类:其他好文   时间:2014-11-20 01:28:14    阅读次数:180
LeetCode:Best Time to Buy and Sell Stock II
题目描述: Say you have an array for which the ith element is the price of a given stock on day i. Design an algorithm to find the maximum profit. You may complete as many transactions as you like ...
分类:其他好文   时间:2014-11-19 22:18:52    阅读次数:225
Triangle
Dynamic ProgrammingGiven a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below.For exa...
分类:其他好文   时间:2014-11-19 18:18:00    阅读次数:235
关于 Out of Socket memory 的解释
关于 Out of Socket memory 的解释 Posted on?May 9, 2012 一台 Nginx server,到晚上高峰 messages 出现大量的如下信息: Apr 23 22:43:21 rs1 kernel: [...] Out of socket memory 两种情况会出发 "Out of so...
分类:其他好文   时间:2014-11-19 12:44:12    阅读次数:195
[Leetcode][JAVA] Binary Tree Maximum Path Sum
Given a binary tree, find the maximum path sum.The path may start and end at any node in the tree.For example:Given the below binary tree, 1 ...
分类:编程语言   时间:2014-11-19 07:13:48    阅读次数:206
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