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Hadoop Spark 集群简便安装总结
Hadoop 安装简单说就是:ssh、配JAVA_HOME / HADOOP_HOME等profile参数、配 数据存放目录 / MR要用yarn 及 master是谁 。 本文还提供涉及到的文件下载。...
分类:其他好文   时间:2015-07-05 09:34:59    阅读次数:112
Good news
原文 The secretary told me that Mr. Harmsworth would see me. I felt very nervous when I went into his office. He did not look up from his desk when I entered. After I had sat down, he said that bus...
分类:其他好文   时间:2015-07-03 14:15:59    阅读次数:95
hadoop系列 第三坑: Task process exit with nonzero status of 137
跑MR的时候抛出异常:java.lang.Throwable: Child Error at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:250)Caused by: java.io.IOException: Task...
分类:其他好文   时间:2015-07-02 09:55:28    阅读次数:229
【Hadoop】12、运行hadoop的时候报错
Exception in thread “main” java.lang.UnsupportedClassVersionError: com/cutter_point/mr/JobRun : Unsupported major.minor version 52.0at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.Cla...
分类:其他好文   时间:2015-06-30 18:22:00    阅读次数:137
ios空模板配置
ios之Xcode6如何手动创建空工程模板时间2014-12-04 09:53:31 CSDN博客 原文 http://blog.csdn.net/mr_rog/article/details/41719985主题 iOS开发 自从Xcode6升级后,就创建不了空模板了接下来就需要通过简单地几...
分类:移动开发   时间:2015-06-30 14:49:21    阅读次数:172
MapReducer-找共同好友
package com.billstudy.mr.friends; import java.io.IOException; import java.util.Arrays; import java.util.concurrent.TimeUnit; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.fs....
分类:其他好文   时间:2015-06-26 09:21:03    阅读次数:107
翻译-Apple Watch离我们的心越来越近?
原文标题:Is Apple Watch Getting Closer to Our Hearts?Tim Cook, the CEO of Apple, showed off their newest device, the Apple Watch. Mr. Cook said it is the ...
分类:移动开发   时间:2015-06-26 06:51:15    阅读次数:149
hdu3001 Travelling
Problem Description After coding so many days,Mr Acmer wants to have a good rest.So travelling is the best choice!He has decided to visit n cities(he insists on seeing all the cities!And he does no...
分类:其他好文   时间:2015-06-22 16:26:38    阅读次数:137
SDP举例
SDP数据 v=0 o=- 20082 20082 IN IP4 192.168.4.193 s=Mr.Wang c=IN IP4 192.168.4.193 t=3149328600 3149338600 m=audio 3456 RTP/AVP 0 3 4 5 a=rtpmap:0PCMU/8000 a=rtpmap:3GSM/8000 a=rtpmap:4G723/8000...
分类:其他好文   时间:2015-06-21 02:10:51    阅读次数:172
MapReduce编程之数据去重
数据去重主要是为了掌握和利用并行化思想来对数据进行有意义的筛选。统计大数据集上的数据种类个数、从网站日志中计算访问地等这些看似庞杂的任务都会涉及数据去重。下面就进入这个实例的MapReduce程序设计。 package com.hadoop.mr; import java.io.IOException; import org.apache.hadoop.conf.Config...
分类:其他好文   时间:2015-06-18 17:25:05    阅读次数:83
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