<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[u010670280的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/u010670280</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; u010670280]]></copyright><item><title><![CDATA[oracle clob转成java String]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/52353065</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/52353065</guid><author>u010670280</author><pubDate>Mon, 29 Aug 2016 14:50:11 +0800</pubDate><description><![CDATA[if(rs.getObject(i) instanceof CLOB){  
        CLOB clob = (CLOB)rs.getObject(i);
        rowData.put(md.getColumnName(i), 
        clob.getSubString(1, (int) clob.length()));
}else{
    rowData.put(md]]></description><category></category></item><item><title><![CDATA[centos]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/50602842</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/50602842</guid><author>u010670280</author><pubDate>Thu, 28 Jan 2016 19:42:15 +0800</pubDate><description><![CDATA[chkconfig –list  
rpm -ql java-1.7.0-openjdk.x86_64  
yum install 
yum list|grep name]]></description><category></category></item><item><title><![CDATA[git]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/50562706</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/50562706</guid><author>u010670280</author><pubDate>Fri, 22 Jan 2016 16:26:52 +0800</pubDate><description><![CDATA[测试git
git master分支，
如果自己修改项目Push上去，第二个人也修改相同的地方，在push，它会提示我们merger：
三个情况：如果merger的结果是第一个人的话，它会提示不成功，会让我们在merger一次，然后会出现2个情况，第一个情况是result与master对比一样所以不显示，第二个是，本地，和最原始的状态
     如果merger的结果是都不是的话，它也会提]]></description><category></category></item><item><title><![CDATA[hadoop]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49787455</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49787455</guid><author>u010670280</author><pubDate>Wed, 11 Nov 2015 22:22:36 +0800</pubDate><description><![CDATA[WordCount所有需要的jar包 
用一個sh命令拷出來，寫到一個臨時變量中去!/bin/shhadoop_HOME=/opt/java/hadoop/hadoop-2.6.0/share/hadoop/ 
hadoop_CLASSPATH=”” 
for f in hadoopHOME/common/hadoop−∗.jar;dohadoopCLASSPATH=hadoop_HOME/comm]]></description><category></category></item><item><title><![CDATA[struts2]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49505943</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49505943</guid><author>u010670280</author><pubDate>Fri, 30 Oct 2015 08:41:03 +0800</pubDate><description><![CDATA[No mapping found for dependency [type=com.opensymphony.xwork2.ObjectFactory, name='default']  出现这个错误是应为structs２没有默认导入struts2.xml所以要手动添加 
解决方法：在  节点下加上  就可以了。]]></description><category></category></item><item><title><![CDATA[hadoop]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49493795</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49493795</guid><author>u010670280</author><pubDate>Thu, 29 Oct 2015 16:55:13 +0800</pubDate><description><![CDATA[hadoop jar /opt/java/hadoop/hadoop-2.6.0/share/hadoop/mapreduce/hadoop-mapreduce-examples-2.6.0.jar wordcount /files/a*  /output/workcount
hadoop fs -cat 
hadoop fs -ls
hadoop fs -rm
hadoop fs -put
had]]></description><category></category></item><item><title><![CDATA[github笔记２]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49493189</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49493189</guid><author>u010670280</author><pubDate>Thu, 29 Oct 2015 16:22:54 +0800</pubDate><description><![CDATA[要关联一个远程库，使用命令git remote add origin git@server-name:path/repo-name.git；somedargon@somedargon-K45VD ~/gitWorksapce $ git remote add origin git@github.com:SomeDargon/gitWorkspace.git
somedargon@somedargon]]></description><category></category></item><item><title><![CDATA[github笔记]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49451677</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49451677</guid><author>u010670280</author><pubDate>Tue, 27 Oct 2015 17:39:03 +0800</pubDate><description><![CDATA[git inti;把当前目录变成仓库目录
pwd;＃查看当前目录
git add filename;#把文件提交当git仓库
git commit -m "wrote a readme file"
$ git diff readme.txt
$ git add readme.txt
git commit -m "add distributed"要随时掌握工作区的状态，使用git status命令。]]></description><category></category></item><item><title><![CDATA[oracle第三周]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49279591</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49279591</guid><author>u010670280</author><pubDate>Tue, 20 Oct 2015 16:59:29 +0800</pubDate><description><![CDATA[1.数据库文件： 
1.控制文件（.CTL） 
2.数据文件（.DBF） 
3.重做日志文件（.LDG） 
4.初始化参数文件(.DBA) 
2.ORACLE最小单位为：数据块 
管理最基本的单位是：表空间 
3.虚表dual 
    select 3+5 from dual; 
4.数据字典 
三大类： 
    DBA_ 
    ALL_ 
    USER_TABLES 
    打开数据]]></description><category></category></item><item><title><![CDATA[sublime]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49278713</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49278713</guid><author>u010670280</author><pubDate>Tue, 20 Oct 2015 16:11:00 +0800</pubDate><description><![CDATA[安装插件准备步骤1.先装一个管理插件的插件，必备：package control从菜单 View - Show Console 或者 ctrl + ~ 快捷键，调出 console。将以下 Python 代码粘贴进去并 enter 执行，不出意外即完成安装。以下提供 ST3 和 ST2 的安装代码：Sublime Text 3：import urllib.request,os; pf = 'Pack]]></description><category></category></item><item><title><![CDATA[css中的ID选择器和CLASS选择器的区别]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49259277</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49259277</guid><author>u010670280</author><pubDate>Tue, 20 Oct 2015 00:23:05 +0800</pubDate><description><![CDATA[区别 1：只能在文档中使用一次 
与类不同，在一个 HTML 文档中，ID 选择器会使用一次，而且仅一次。 
区别 2：不能使用 ID 词列表 
不同于类选择器，ID 选择器不能结合使用，因为 ID 属性不允许有以空格分隔的词列表。 
区别 3：ID 能包含更多含义 
类似于类，可以独立于元素来选择 ID。有些情况下，您知道文档中会出现某个特定 ID 值，但是并不知道它会出现在哪个元素上，所以您想声]]></description><category></category></item><item><title><![CDATA[CSS学习笔记]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49256633</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49256633</guid><author>u010670280</author><pubDate>Mon, 19 Oct 2015 22:49:20 +0800</pubDate><description><![CDATA[一.CSS基础语法 
    1.CSS规则由两个部分构成：选择器，以及 
一条或多条声明。selector {declaration1:declaration2;....declarationN}   通常表示在HTML元素 
每条声明由一个属性和一个值组成。 
2.ID选择器ID选择器以“＃”来定义
id 选择器和派生选择器 
在现代布局中，id 选择器常常用于建立派生选择器。#sidebar]]></description><category></category></item><item><title><![CDATA[oracle笔记第８周]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49251287</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49251287</guid><author>u010670280</author><pubDate>Mon, 19 Oct 2015 16:09:01 +0800</pubDate><description><![CDATA[１.一个数据库密码文件×.ora 
        数据字典 v$pwfile_users; 
        设置行列sqlplu中    SET LINESIZE 100;
    COL sysdba(列) FOR A7;怎么把普通用户变成管理员用户啦？    GRANT sysdba TO username;#给予权限
    GRANT sysoper TO username;
    S]]></description><category></category></item><item><title><![CDATA[mint安装oracle]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49248513</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49248513</guid><author>u010670280</author><pubDate>Mon, 19 Oct 2015 12:20:56 +0800</pubDate><description><![CDATA[首先，Ubuntu 12.04LTS，没有装Oracle的Server$ uname -a
Linux somedargon-K45VD 3.13.0-37-generic #64-Ubuntu SMP Mon Sep 22 21:28:38 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux下载Oracle Clinet rpm包 
https://help.ubunt]]></description><category></category></item><item><title><![CDATA[文章标题]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49246171</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49246171</guid><author>u010670280</author><pubDate>Mon, 19 Oct 2015 09:36:27 +0800</pubDate><description><![CDATA[linux系统下怎么安装.deb文件？deb 是 ubuntu 、debian 的格式。 
rpm 是 redhat 、fedora 、suse 的格式。他们不通用（虽然可以转换一下）。alien -i name.rpmdeb是debian发行版的软件包 
ubuntu是基于debian 发行的 所有可以用.deb是solaris系统下的安装包后缀名。安装方法如下cd 到安装包的目录dpkg -i]]></description><category></category></item><item><title><![CDATA[mint]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49176955</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49176955</guid><author>u010670280</author><pubDate>Fri, 16 Oct 2015 11:55:55 +0800</pubDate><description><![CDATA[mint笔记 
在安装mint之后， 
    1.一般先执行,更新系统sudo apt-get updatesudo apt-get upgrade2.安装chromelum    sudo apt-get install chromium-browser;3.安装skype        sudo apt-get intall skype;4.安装Dropboxsudo apt-get inst]]></description><category></category></item><item><title><![CDATA[somedargon@0.0.0.0's password:]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/49135057</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/49135057</guid><author>u010670280</author><pubDate>Thu, 15 Oct 2015 00:21:16 +0800</pubDate><description><![CDATA[是Jobtracker没有执行起来，我用0.20.203的版本也是这样。一样的提示，找不到server类。namenode和datanode都能正常运行，但是jobtracker启不来。怀疑那个版本的jar包里面有问题，可能需要重新编译才行。如果是别的原因，希望高手给予解答。

现在还一直使用0.20.2版本的，没有问题。新出的0.20.204和0.20.205版本都没有试过。

另外：]]></description><category></category></item><item><title><![CDATA[shh]]></title><link>https://blog.youkuaiyun.com/u010670280/article/details/39325433</link><guid>https://blog.youkuaiyun.com/u010670280/article/details/39325433</guid><author>u010670280</author><pubDate>Tue, 16 Sep 2014 22:59:59 +0800</pubDate><description><![CDATA[这几天都在看shh，还是总结这几天说学到的东西吧。]]></description><category></category></item></channel></rss>