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原文地址:http://shift-alt-ctrl.iteye.com/blog/1886831Spring-data-redis为spring-data模块中对redis的支持部分,简称为“SDR”,提供了基于jedis客户端API的高度封装以及与spring容器的整合,事实上jedis客户端已...
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posted @ 2015-10-27 18:01
一天不进步,就是退步
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原文地址:https://github.com/tony19/logback-android/issues/54Please provide an example of how to configure the AsyncAppender with a FileAppender to write t...
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posted @ 2015-10-27 11:12
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1. 分隔>>split -l 5 data_out.sql test2.重命名>>for j in test*; do mv -v -- "$j" "$j.sql";doneTo exportIf it's an entire DB, then:$ mysqldump -u [uname] -p[...
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posted @ 2015-10-26 20:05
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原文地址:https://engineering.linkedin.com/garbage-collection/garbage-collection-optimization-high-throughput-and-low-latency-java-applicationsHigh-perform...
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posted @ 2015-10-26 15:08
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新设计表时可以执行语句:`update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',修改表可执行语句:ALTER TABLE table_name MODI...
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posted @ 2015-10-23 13:22
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原文地址:http://howtodoinjava.com/2013/04/04/java-exception-handling-best-practices/This post is another addition inbest practicesseries available in this...
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posted @ 2015-10-21 09:34
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原文地址:http://zh.hortonworks.com/blog/apache-hadoop-yarn-nodemanager/The NodeManager (NM) is YARN’s per-node agent, and takes care of the individual com...
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posted @ 2015-10-20 15:36
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原文地址:http://zh.hortonworks.com/blog/apache-hadoop-yarn-resourcemanager/ResourceManager (RM)is the master that arbitrates all the available cluster res...
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posted @ 2015-10-20 15:32
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一切从示例程序开始: 示例程序 Hadoop2.7 提供的示例程序WordCount.java 1.Mapper 将输入的键值对映射到一组中间的键值对。 映射将独立的任务的输入记录转换成中间的记录。装好的中间记录不需要和输入记录保持同一种类型。一个给定的输入对可以映射成0个或者多个输出对。 Hado
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posted @ 2015-10-20 10:54
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原文地址:http://www.javacodegeeks.com/2015/02/streaming-big-data-storm-spark-samza.htmlThere are a number of distributed computation systems that can proc...
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posted @ 2015-10-19 16:18
一天不进步,就是退步
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