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Hive配置简要

版本说明 Hive 3.1.2 Hadoop 3.1.2 JDK 1.8 (注意JDK版本不能太高,不然容易出现报错问题) 配置环境变量 export HIVE_HOME=/usr/local/software/hive export PATH=${JAVA_HOME}/bin:${HADOO...

01/12 17:40
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jmxtrans示例和参考文档

目录 快速运行DEMO 开启JMX监控功能 编译jmxtrans 创建jmxtrans的JSON配置文件 使用jconsole 1. 快速运行DEMO 1.1 下载DEMO DEMO的github地址:https://github.com/JiamingMai/jmxtrans-demo...

01/02 15:02
370
Hadoop配置简要

设置SSH免密码登录 注意两点: 自己跟自己的ssh免登也要设置; 需要在/etc/hosts中把localhost设置为自己的IP. 如果设置之后依然需要输入密码,可能是.ssh的权限问题,尝试以下命令 chown ro...

2017/01/16 00:39
68
PyDev 修改当前工作目录

如果在PyDev中创建了PyDev Project,但想要在PyDev中使用命令行模式,应该要先修改 当前工作路径 为 项目目录路径,所谓的当前工作路径类似于Matlab中的Current Folder...

2015/01/08 22:48
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139. Word Break

题目:139. Word Break(单词拆分) 原题地址: https://leetcode.com/problems/word-break/ Given a non-empty string s and a dictionary wordDict containing a list of non-empty words,...

63. Unique Paths II

题目: 63. Unique Paths II A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below). The robot can only move either down or right at any p...

140. Word Break II

题目:140. Word Break II (单词拆解2) Given a non-empty string s and a dictionary wordDict containing a list of non-empty words, add spaces in s to construct a sentence where e...

130. Surrounded Regions

题目:130. Surrounded Regions 题目地址: https://leetcode.com/problems/surrounded-regions/ Given a 2D board containing 'X' and 'O' (the letter O), capture all regions surrounded...

62. Unique Paths

题目:62. Unique Paths A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below). The robot can only move either down or right at any point...

263. Ugly Number

题目: 263. Ugly Number 题目地址:https://leetcode.com/problems/ugly-number/ Write a program to check whether a given number is an ugly number. Ugly numbers are positive numbers...

232. Implement Queue using Stacks

题目: 232. Implement Queue using Stacks 题目地址:https://leetcode.com/problems/implement-queue-using-stacks Implement the following operations of a queue using stacks. push(x) ...

458. poor-pigs

题目:458. poor-pigs (可怜的小猪) 原题地址: https://leetcode.com/problems/poor-pigs/ 有 1000 只水桶,其中有且只有一桶装的含有毒药,其余装的都是水。它们从外观看起来都一样。如果...

Storm集群的搭建

在Ubuntu 14.04下搭建Storm集群环境 Step 1. 下载所需的软件包: 1). JDK: http://www.oracle.com/technetwork/java/javase/downloads/index.html 2). Python 2.7.x: https://www.python.org...

2016/02/06 13:21
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