<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[阿达丶]]></title><description><![CDATA[曾经就职于京东商城运营研发部，东软集团网络安全部]]></description><link>https://blog.youkuaiyun.com/yl3395017</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; yl3395017]]></copyright><item><title><![CDATA[java，上传文件，下载文件]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/131821987</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/131821987</guid><author>yl3395017</author><pubDate>Thu, 20 Jul 2023 08:51:44 +0800</pubDate><description><![CDATA[【代码】java，上传文件，下载文件。]]></description><category></category></item><item><title><![CDATA[V2X，路测单元，RSU,Map消息集]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/125140863</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/125140863</guid><author>yl3395017</author><pubDate>Fri, 06 Jan 2023 13:59:07 +0800</pubDate><description><![CDATA[定义车道与下游路段车道的连接关系。包括下游路段出口节点ID、连接的下游路段车道基本信息以及对应的信号灯相位号。在车道连接中定义的相位号，是对Movement定义的转向的相位号的一个补充。上游节点id和下游节点id定义的路段与下游路段的连接关系，既当前link行驶下一个link的下游nodeID值。，车道信息，规定从上游节点向下游节点的方向，从左到右依次为1/2/3。车道中心线点序列集合，将车道均等分N个point，取其经纬度坐标。指该路段能够进行的行为，指该路段能够左转和直行，]]></description><category></category></item><item><title><![CDATA[Linux创建sftp帐号]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/105215470</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/105215470</guid><author>yl3395017</author><pubDate>Tue, 31 Mar 2020 09:52:58 +0800</pubDate><description><![CDATA[（1）创建sftp帐号


groupadd sftpUsers
useradd -d /home/lnboss -s /sbin/nologin -g sftpUsers lnboss
passwd lnboss
********

cd /etc/ssh
cp -p sshd_config sshd_configbak


vim sshd_config
#注释掉
#Subsystem    ...]]></description><category></category></item><item><title><![CDATA[Centos firewall-cmd 基本操作合集]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/105215027</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/105215027</guid><author>yl3395017</author><pubDate>Tue, 31 Mar 2020 09:28:24 +0800</pubDate><description><![CDATA[安装Firewall命令：
yum install firewalld firewalld-config
Firewall开启常见端口命令：
firewall-cmd --zone=public --add-port=80/tcp --permanent
firewall-cmd --zone=public --add-port=443/tcp --permanent
firewall-cmd...]]></description><category></category></item><item><title><![CDATA[Spark SQL 基本操作]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/104678524</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/104678524</guid><author>yl3395017</author><pubDate>Thu, 05 Mar 2020 17:00:24 +0800</pubDate><description><![CDATA[&lt;?xml version="1.0" encoding="UTF-8"?&gt;
&lt;project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://m...]]></description><category></category></item><item><title><![CDATA[Spark Core基础RDD操作【map,flatMap,mapPartitions,flatMapToPair】20200302]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/104613674</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/104613674</guid><author>yl3395017</author><pubDate>Mon, 02 Mar 2020 16:12:53 +0800</pubDate><description><![CDATA[Spark Core基础RDD操作【map,flatMap,mapPartitions,flatMapToPair】



    &lt;dependencies&gt;
        &lt;dependency&gt;
            &lt;groupId&gt;org.apache.spark&lt;/groupId&gt;
            &lt;artifactId...]]></description><category></category></item><item><title><![CDATA[sftp建立用户，目录鉴权]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/100519234</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/100519234</guid><author>yl3395017</author><pubDate>Tue, 03 Sep 2019 15:23:43 +0800</pubDate><description><![CDATA[需求：提供sftp服务端


sftp -oPort=10022 sftpUser@47.92.134.88
---------------------------------------
sftp用户创建
-----------------------------------------
groupadd sftpUser
useradd -d /home/sftpUser -s /sbin/n...]]></description><category></category></item><item><title><![CDATA[linux系统下vsftpd用户创建，指定文件夹]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/89313435</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/89313435</guid><author>yl3395017</author><pubDate>Mon, 15 Apr 2019 15:47:37 +0800</pubDate><description><![CDATA[工作记录20190415

需求：由于内网传输 非敏感信息提供ftp传输，就不采用sftp了

安全措施：目录加权，账号密码


#linux创建ftp用户
#root用户下执行：
useradd -d /home/test -m test
usermod -s /sbin/nologin test 　　（限定用户test不能telnet，只能ftp）
#usermod -s /sbin/bash...]]></description><category></category></item><item><title><![CDATA[JPA-api]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/88943839</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/88943839</guid><author>yl3395017</author><pubDate>Mon, 01 Apr 2019 11:09:03 +0800</pubDate><description><![CDATA[转载：https://my.oschina.net/u/3080373/blog/1828589


]]></description><category></category></item><item><title><![CDATA[ElasticSearch SearchApi总结]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/88735105</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/88735105</guid><author>yl3395017</author><pubDate>Fri, 22 Mar 2019 10:47:38 +0800</pubDate><description><![CDATA[参考：https://blog.youkuaiyun.com/majun_guang/article/details/81103623

整理：

Client


package com.mobile.es;
import java.net.InetAddress;
import org.elasticsearch.client.transport.TransportClient;
import org.e...]]></description><category></category></item><item><title><![CDATA[ElasticSearch Chrome Head插件]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/88706315</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/88706315</guid><author>yl3395017</author><pubDate>Thu, 21 Mar 2019 08:37:20 +0800</pubDate><description><![CDATA[Chrome输入chrome://extensions/

下载chromeFOR.COM_elasticsearch-head_v0.1.3.crx 安装包

安装即可

地址：http://hk.chromefor.com/down.php?key=6FXBo8dEBC4a8PssqefF
]]></description><category></category></item><item><title><![CDATA[基于sftp的shell编程]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/88419357</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/88419357</guid><author>yl3395017</author><pubDate>Tue, 12 Mar 2019 13:56:13 +0800</pubDate><description><![CDATA[基于sftp的shell编程

两个组件

（1）expect

首先安装expect 需要两个tar.gz 如下所示


 tar zxvf tcl8.4.19-src.tar.gz
 cd tcl8.4.19/unix &amp;amp;&amp;amp; ./configure
 make 
 make install


tar zxvf expect5.45.tar.gz
cd expect5.45
....]]></description><category></category></item><item><title><![CDATA[STORM入门之（TridentState以及聚合函数细节描述）]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/84936361</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/84936361</guid><author>yl3395017</author><pubDate>Mon, 10 Dec 2018 17:16:56 +0800</pubDate><description><![CDATA[（一）Aggregator函数是batch聚合，最好与groupBy分组联合使用，意思为根据具体的fields进行聚合，如果是分词那么就是根据具体的单词进行聚合，相同的单词聚合到一起，聚合并发单词的数量使用parallelismHint才可生效，否则永远都进行全聚合

生效方式


.partitionBy(new Fields(&quot;word&quot;)) //分区
.each(new Fields(&quot;wo...]]></description><category></category></item><item><title><![CDATA[STORM入门之（Trident集成Hbase）]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/84246684</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/84246684</guid><author>yl3395017</author><pubDate>Mon, 19 Nov 2018 14:11:01 +0800</pubDate><description><![CDATA[Trident方式集成Hbase

(1)测试时需要配置hbase正确的host

win：C:\Windows\System32\drivers\etc\hosts

liunx：/etc/hosts

(2)Trident实现


import java.util.HashMap;
import java.util.Map;

import org.apache.hadoop.conf.Con...]]></description><category></category></item><item><title><![CDATA[Trident Mark]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/84066250</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/84066250</guid><author>yl3395017</author><pubDate>Wed, 14 Nov 2018 14:41:59 +0800</pubDate><description><![CDATA[
import java.util.HashMap;
import java.util.Map;

import org.apache.storm.Config;
import org.apache.storm.LocalCluster;
import org.apache.storm.generated.StormTopology;
import org.apache.storm.trident...]]></description><category></category></item><item><title><![CDATA[Kafka异常]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/83823968</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/83823968</guid><author>yl3395017</author><pubDate>Wed, 07 Nov 2018 14:54:31 +0800</pubDate><description><![CDATA[单机版kafka测试

producer发送消息异常如下：

（1）ERROR fetching topic metadata for topics


kafka.common.KafkaException: 
Fetching topic metadata with correlation id 0 for topics [Set(test)] 

（2）


ERROR Failed to ...]]></description><category></category></item><item><title><![CDATA[STORM入门之（Trident杂记）]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/83789350</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/83789350</guid><author>yl3395017</author><pubDate>Tue, 06 Nov 2018 16:21:49 +0800</pubDate><description><![CDATA[ Trident杂记练习

Demo练习：newStream创建新流体，each集成函数，过滤器，分发操作（shuffer等），patition分区聚合


package com.neusoft.soc.topology;

import java.util.HashMap;
import java.util.Map;

import org.apache.storm.Config;
impor...]]></description><category></category></item><item><title><![CDATA[hbase本机测试卡死]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/82108227</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/82108227</guid><author>yl3395017</author><pubDate>Mon, 27 Aug 2018 10:18:21 +0800</pubDate><description><![CDATA[无异常 只有log4j

SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/E:/jar/hbasejars/log4j-slf4j-impl-2.1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found bin...]]></description><category></category></item><item><title><![CDATA[Flume监听oracle表增量]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/81077276</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/81077276</guid><author>yl3395017</author><pubDate>Tue, 17 Jul 2018 10:52:01 +0800</pubDate><description><![CDATA[需求：获取oracle表增量信息，发送至udp514端口，支持ip配置

步骤：

（1）需要的jar oracle的 odbc5.jar（oracle安装目录 /jdbc/lib下查找）

（2）flume的开源包flume-ng-sql-source-1.4.3.jar 最新的好像是1.5的 小版本记不住了 这个下载地址直接csdn上就有

这两个jar 都拷贝到flume的lib下

...]]></description><category></category></item><item><title><![CDATA[STORM入门之（HIVE集成架构）]]></title><link>https://blog.youkuaiyun.com/yl3395017/article/details/80429099</link><guid>https://blog.youkuaiyun.com/yl3395017/article/details/80429099</guid><author>yl3395017</author><pubDate>Thu, 24 May 2018 08:28:44 +0800</pubDate><description><![CDATA[集成方式 hivebolt注意事项版本误差会导致乱七八糟各种找不到，未定义异常 找起来很头疼 hive版本2.1.1  storm版本1.0.5 hadoop版本2.6.5在windows跑local模式连接linux hive会出现unix验证类找不到，这个是rt.jar中的class，只有liunx版本才会有，所以windows跑程序的时候，要安装本地的hive，这块需要注意一下import ...]]></description><category></category></item></channel></rss>