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https://docs.oracle.com/javase/8/docs/technotes/tools/windows/jdkfiles.html Java Platform, Standard Edition Tools ReferenceContents Previous Next 3 JD
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posted @ 2017-11-30 22:23
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Core Java Web Page http://horstmann.com/corejava.html [ inheritance ] super Using the Keyword super (The Java™ Tutorials > Learning the Java Language
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posted @ 2017-11-30 20:23
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https://docs.oracle.com/javase/7/docs/technotes/tools/windows/javac.html\ javac - Java programming language compiler javac - Java programming language
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posted @ 2017-11-30 19:32
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passive aggressive(pa)和average perceptron(ap)
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posted @ 2017-11-30 15:53
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merge two dicts Python 3.6.4 >>> x={'a':1,'b':2}>>> y={'b':3,'c':4}>>> z={**x,**y}>>> z{'a': 1, 'b': 3, 'c': 4}>>> z={**y,**x}>>> z{'b': 2, 'c': 4, 'a
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posted @ 2017-11-30 14:15
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http://arrow.apache.org/blog/
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posted @ 2017-11-30 12:37
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Serialization and deserialization are bottlenecks in parallel and distributed computing, especially in machine learning applications with large object
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posted @ 2017-11-30 12:03
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这样就可以在pom中依赖引用了: Introduction to the Standard Directory Layout Having a common directory layout would allow for users familiar with one Maven project
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posted @ 2017-11-30 07:38
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posted @ 2017-11-29 20:47
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posted @ 2017-11-29 18:56
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如果您是网站管理员点击这里查看详情 client: 211.161.60.12, server: d171d61, time: 2017-11-29 15:17:22 [80001]
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posted @ 2017-11-29 15:21
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https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-2.1.1-linux-x86_64.tar.bz2
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posted @ 2017-11-29 14:06
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https://databricks.com/blog/2014/08/14/mining-graph-data-with-spark-at-alibaba-taobao.html
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posted @ 2017-11-29 12:15
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gg shift+v shift+g =
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posted @ 2017-11-28 17:43
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posted @ 2017-11-28 16:01
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通过进程号进入工作目录 使用pwdx命令,这是最简单的方法,提供进程号,该命令就可以返回进程的工作目录。 pwdx 1312813128: /home/image/tianyi_to_biz pwdx 13128 | awk '{print $2}'/home/image/tianyi_to_biz
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posted @ 2017-11-28 07:48
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posted @ 2017-11-28 04:03
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Maven 仓库 | 菜鸟教程 https://www.runoob.com/maven/maven-repositories.html mvn jar 包 加入时间戳 实践:<version>${maven.build.timestamp}-SNAPSHOT</version><maven.bui
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posted @ 2017-11-28 00:32
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http://mvnrepository.com/artifact/org.mongodb/mongo-java-driver/3.5.0
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posted @ 2017-11-27 23:53
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http://www.360doc7.net/wxarticlenew/541275971.html 一、程序的组成部分 Linux下程序大都是由以下几部分组成: 二进制文件:也就是可以运行的程序文件 库文件:就是通常我们见到的lib目录下的文件 配置文件:这个不必多说,都知道 帮助文档:通常是我们
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posted @ 2017-11-26 23:04
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由于实际环境较为复杂,从Spark官方下载二进制安装包可能不具有相关功能或不支持指定的软件版本,这就需要我们根据实际情况编译Spark源代码,生成所需要的部署包。 Spark可以通过Maven和SBT两种方式进行编译,再通过make-distribution.sh脚本生成部署包 Maven方式编译需
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posted @ 2017-11-26 09:53
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posted @ 2017-11-26 01:16
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11. 标准库简介 —— 第二部分 — Python 3.11.3 文档 https://docs.python.org/zh-cn/3/tutorial/stdlib2.html 线程是一种对于非顺序依赖的多个任务进行解耦的技术。多线程可以提高应用的响应效率,当接收用户输入的同时,保持其他任务在后
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posted @ 2017-11-26 00:29
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https://baike.baidu.com/item/核心态/6845908 在处理器的存储保护中,主要有两种权限状态,一种是核心态(管态),也被称为特权态;一种是用户态(目态)。核心态是操作系统内核所运行的模式,运行在该模式的代码,可以无限制地对系统存储、外部设备进行访问。 中文名核心态又 称
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posted @ 2017-11-26 00:19
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gg 到首行第一个非空白字符处 :$ 到尾行第一个非空白字符处 dG 删除全部 VI中的多行删除与复制 - CSDN博客 http://blog.csdn.net/wallwind/article/details/7633356 复制多行 23,34 co 78 将23-34行的复制到78行 :23
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posted @ 2017-11-25 20:54
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posted @ 2017-11-25 14:02
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https://bugs.python.org/issue2898 https://bugs.python.org/file10353/footprint.patch A new function, getsizeof(), takes a Python object and returns the
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posted @ 2017-11-25 11:34
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decorator Glossary — Python 3.6.3 documentation https://docs.python.org/3/glossary.html decorator A function returning another function, usually appli
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posted @ 2017-11-25 09:57
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call by reference Java call by value
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posted @ 2017-11-25 08:09
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posted @ 2017-11-25 00:10
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https://wiki.apache.org/hadoop/FAQ#Does_Hadoop_require_SSH.3F Hadoop provided scripts (e.g., start-mapred.sh and start-dfs.sh) use ssh in order to sta
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posted @ 2017-11-24 22:50
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http://hadoop.apache.org/docs/r1.0.4/cn/hdfs_design.html 健壮性 HDFS的主要目标就是即使在出错的情况下也要保证数据存储的可靠性。常见的三种出错情况是:Namenode出错, Datanode出错和网络割裂(network partition
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posted @ 2017-11-24 22:47
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Maven wget http://repos.fedorapeople.org/repos/dchen/apache-maven/epel-apache-maven.repo -O /etc/yum.repos.d/epel-apache-maven.repo yum -y install apa
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posted @ 2017-11-24 21:06
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posted @ 2017-11-24 21:01
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Hadoop快速入门 http://hadoop.apache.org/docs/r1.0.4/cn/quickstart.html
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posted @ 2017-11-24 17:17
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Java in JDK\bin vs. Java in JRE\bin (Java in General forum at Coderanch) https://coderanch.com/t/385005/java/Java-JDK-bin-Java-JRE
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posted @ 2017-11-24 16:14
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http://www.scala-sbt.org/0.13/docs/zh-cn/Installing-sbt-on-Linux.html [root@hadoop1 target]# curl https://bintray.com/sbt/rpm/rpm > bintray-sbt-rpm.repo % Total % Received % Xferd Average Spe...
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posted @ 2017-11-24 14:43
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ivy https://ant.apache.org/ivy/ Apache Ivy™ is a popular dependency manager focusing on flexibility and simplicity.Find out more about its unique ente
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posted @ 2017-11-24 09:41
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posted @ 2017-11-24 09:12
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http://spark.apache.org/docs/latest/sql-programming-guide.html
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posted @ 2017-11-24 08:53
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