<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[lldustc的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/lldustc</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; lldustc]]></copyright><item><title><![CDATA[对数线性模型、最大熵马尔科夫模型和条件随机场(翻译) 一]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/104976209</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/104976209</guid><author>lldustc</author><pubDate>Thu, 19 Mar 2020 21:13:23 +0800</pubDate><description><![CDATA[1. 符号
整篇文章里，使用下划线表示向量，例如$ \underline\omega\in \mathbb{R}^d 是由是由是由 \omega_1,\omega_2,\dots\omega_d组成的向量。组成的向量。组成的向量。 exp(x)=e^x $。
2.对数线性模型
&nbsp; &nbsp; 给定两个集合X\mathcal{X}X和Y\mathcal{Y}Y,假设Y\mathcal{Y...]]></description><category></category></item><item><title><![CDATA[liuux下vim插件YouCompleteMe安装问题解决方法]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/104804248</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/104804248</guid><author>lldustc</author><pubDate>Wed, 11 Mar 2020 20:07:47 +0800</pubDate><description><![CDATA[问题1:下载google工具包失败
使用vim包管理器
在安装YCM会失败是因为git submodule update --init --recursive失败
fatal: unable to access ‘https://go.googlesource.com/tools/’: Failed to connect to go.googlesource.com port 443: 连接超时...]]></description><category></category></item><item><title><![CDATA[linux使用代码安装自己定制的vim]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/104804022</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/104804022</guid><author>lldustc</author><pubDate>Wed, 11 Mar 2020 19:52:11 +0800</pubDate><description><![CDATA[彻底卸载操作系统自带的 vim

archlinux 用户：
sudo pacman -Rsn vi vim-tiny vim vim-runtime gvim vim-common vim-gui-common vim-nox

debian/ubuntu 用户：
sudo apt-get remove --purge vi vim-tiny vim vim-runtime gvim vim-...]]></description><category></category></item><item><title><![CDATA[linux内核构建体系（一）]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/78634866</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/78634866</guid><author>lldustc</author><pubDate>Sat, 25 Nov 2017 22:39:57 +0800</pubDate><description><![CDATA[学习linux内核构建体系其实有几个原因
可以学习很多linux工具的使用，如make，gcc等，这些知识对于学习linux和在linux环境下工作都非常有用；
可以学习大型工程是怎么组织的；
可以知道linux内核是怎么一步一步的组装好的本身也是一件非常有意思的事情；]]></description><category></category></item><item><title><![CDATA[RMAN中通过时间点不完全恢复报ORA-01841的解决办法]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/78348140</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/78348140</guid><author>lldustc</author><pubDate>Wed, 25 Oct 2017 23:25:22 +0800</pubDate><description><![CDATA[RMAN-11003
ORA-01841]]></description><category></category></item><item><title><![CDATA[ActionBar的Home按钮实现]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/54318562</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/54318562</guid><author>lldustc</author><pubDate>Tue, 10 Jan 2017 22:31:44 +0800</pubDate><description><![CDATA[通过点击ActionBar的Home按钮返回,有两种方式实现]]></description><category></category></item><item><title><![CDATA[android studio 设置软件源]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/54318537</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/54318537</guid><author>lldustc</author><pubDate>Tue, 10 Jan 2017 22:29:15 +0800</pubDate><description><![CDATA[android studio设置软件源]]></description><category></category></item><item><title><![CDATA[Linux命令种类和帮助]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/53493993</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/53493993</guid><author>lldustc</author><pubDate>Tue, 06 Dec 2016 21:51:32 +0800</pubDate><description><![CDATA[Linux命令种类和帮助]]></description><category></category></item><item><title><![CDATA[oracle操作重做日志文件组]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/53292767</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/53292767</guid><author>lldustc</author><pubDate>Tue, 22 Nov 2016 22:25:38 +0800</pubDate><description><![CDATA[oracle操作重做日志文件组]]></description><category></category></item><item><title><![CDATA[oracle查看隐藏参数的方法]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/53292380</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/53292380</guid><author>lldustc</author><pubDate>Tue, 22 Nov 2016 21:54:51 +0800</pubDate><description><![CDATA[oracle查看隐藏参数的方法]]></description><category></category></item><item><title><![CDATA[统计信息自动收集时间窗口导致分区表执行计划错误]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/53292287</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/53292287</guid><author>lldustc</author><pubDate>Tue, 22 Nov 2016 21:47:34 +0800</pubDate><description><![CDATA[统计信息自动收集时间窗口导致分区表执行计划错误]]></description><category></category></item><item><title><![CDATA[Fatal NI connect error 12170错误解决办法]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/53122001</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/53122001</guid><author>lldustc</author><pubDate>Thu, 10 Nov 2016 21:53:28 +0800</pubDate><description><![CDATA[Fatal NI connect error 12170错误解决办法]]></description><category></category></item><item><title><![CDATA[oracle使用DBMS_SCHEDULER调度作业]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/52944927</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/52944927</guid><author>lldustc</author><pubDate>Thu, 27 Oct 2016 13:24:14 +0800</pubDate><description><![CDATA[介绍oracle里怎样使用dbms_scheduler包调度作业]]></description><category></category></item><item><title><![CDATA[oracle优化器统计信息相关]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/52841914</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/52841914</guid><author>lldustc</author><pubDate>Mon, 17 Oct 2016 21:11:50 +0800</pubDate><description><![CDATA[优化器使用统计信息来生成每个sql语句最优的执行计划。准确的统计信息对于数据库的效率至关重要。dba和程序开发人员都应该了解一些统计信息相关知识，这可以使你更好的理解为什么会生成一个你看到的执行计划，知其然且知其所以然。]]></description><category></category></item><item><title><![CDATA[oracle执行计划相关]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/52820045</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/52820045</guid><author>lldustc</author><pubDate>Fri, 14 Oct 2016 23:51:32 +0800</pubDate><description><![CDATA[sql执行计划对于sql执行效率是至关重要的，所以对于程序开发人员和DBA而言，了解一下sql执行计划都是很有好处的。什么是执行计划sql是一种声明性语言，它和我们平时常用的c，java这些命令性语言差别很大，声明性语言是告诉计算机我想要什么，而命令性语言是告诉计算机我想你这样去做。具体来讲，sql是告诉数据库系统，我要满足这些条件的数据，具体数据库系统怎么去获取sql想要的这些数据，就是数据库系统]]></description><category></category></item><item><title><![CDATA[oracle表空间相关]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/52547118</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/52547118</guid><author>lldustc</author><pubDate>Thu, 15 Sep 2016 00:49:42 +0800</pubDate><description><![CDATA[oracle表空间相关的一些知识]]></description><category></category></item><item><title><![CDATA[oracle归档日志写满错误解决方法]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/52530810</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/52530810</guid><author>lldustc</author><pubDate>Tue, 13 Sep 2016 23:20:03 +0800</pubDate><description><![CDATA[oracle归档日志写满错误的若干解决办法]]></description><category></category></item><item><title><![CDATA[Oracle数据库十大常见性能问题]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/52518821</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/52518821</guid><author>lldustc</author><pubDate>Tue, 13 Sep 2016 00:13:58 +0800</pubDate><description><![CDATA[oracle数据库十大常见性能问题]]></description><category></category></item><item><title><![CDATA[oracle缓存池使用解析]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/52518728</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/52518728</guid><author>lldustc</author><pubDate>Mon, 12 Sep 2016 23:55:12 +0800</pubDate><description><![CDATA[对oracle的三种缓存池（default，keep，recycle）怎么使用和利弊进行讲解]]></description><category></category></item><item><title><![CDATA[oracle表相关知识]]></title><link>https://blog.youkuaiyun.com/lldustc/article/details/52518646</link><guid>https://blog.youkuaiyun.com/lldustc/article/details/52518646</guid><author>lldustc</author><pubDate>Mon, 12 Sep 2016 23:36:02 +0800</pubDate><description><![CDATA[介绍oracle常用的一些表的相关的知识，怎么合理利用表的参数来优化效率]]></description><category></category></item></channel></rss>