<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[aapiiz7109的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/aapiiz7109</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; aapiiz7109]]></copyright><item><title><![CDATA[grub-install: warning: this GPT partition label contains no BIOS Boot Partition; embedding won’t be ...]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145218</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145218</guid><author>aapiiz7109</author><pubDate>Tue, 18 Apr 2017 16:03:00 +0800</pubDate><description><![CDATA[Ubuntu使用BIOS启动时, GPT分区表下安装grub2报错 的解决办法
报错信息如下:

root@fwhlin:/mnt# grub-install /dev/sdb
Installing for i386-pc platform.
grub-install: warning: this GPT partition label contains no BIOS B...]]></description><category></category></item><item><title><![CDATA[Linux Ubuntu 16.04 启动后 桌面崩溃]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145211</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145211</guid><author>aapiiz7109</author><pubDate>Tue, 18 Apr 2017 09:32:00 +0800</pubDate><description><![CDATA[Ubuntu16.04 启动后通过输入密码后  桌面闪退可以尝试通过下面的命令更新unity配置sudo apt-get update
sudo apt-get upgrade
sudo apt-get install --reinstall unity-settings-daemon
sudo reboot重启后应该恢复正常如果还是不行可能是驱动问题, 可使用prime-sele...]]></description><category></category></item><item><title><![CDATA[Linux Ubuntu 1604 grub2 rescue mod 启动]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145217</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145217</guid><author>aapiiz7109</author><pubDate>Tue, 18 Apr 2017 09:24:00 +0800</pubDate><description><![CDATA[grub2 rescute模式下, 可以使用下面的命令启动
grub rescue&gt; set prefix=(hd0,1)/boot/grub
grub rescue&gt; set root=(hd0,1)
grub rescue&gt; insmod normal
grub rescue&gt; normal
grub rescue&gt; insmod linux...]]></description><category></category></item><item><title><![CDATA[EF自动探测更改]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145216</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145216</guid><author>aapiiz7109</author><pubDate>Fri, 31 Mar 2017 15:07:00 +0800</pubDate><description><![CDATA[EF默认会跟踪实体的状态变化, 个别情况下如果将AutoDetectChangesEnabled设置为false将会禁用自动状态探测, 大大的提高性能.
保存数据前应该用cbContext.ChangeTracker.DetectChanges();手动探测状态变化, 不要手动实体状态, 容易出错!!! 我就遇到了下面的异常.
System.Data.Entity.Infrastru...]]></description><category></category></item><item><title><![CDATA[C# 使用OracleParameter传递参数提示缺少表达式]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145215</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145215</guid><author>aapiiz7109</author><pubDate>Fri, 17 Mar 2017 15:00:00 +0800</pubDate><description><![CDATA[使用OracleParameter时不能使用@var_name作为占位符， 应该使用：var_name, 注意字符串不要使用单引号。
var sql = "insert into users values (@id,@name,@surname,@username)";上面是错误的，下面这种方式才是正确的
var sql = "insert into users values (:i...]]></description><category></category></item><item><title><![CDATA[Gitlab安装后 500 错误  PostGre数据库无法启动]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145209</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145209</guid><author>aapiiz7109</author><pubDate>Mon, 06 Mar 2017 10:09:00 +0800</pubDate><description><![CDATA[用Gitlab官方包 Omnibus GitLab RPM包安装后 Postgres 数据库无法启动,
通过sudo gitlab-ctl reconfigure启动时, 提示 [execute] pgsql:could not connect to server:
通过sudo gitlab-ctl start启动时, 提示 timeout:down:postgresql:ls, ...]]></description><category></category></item><item><title><![CDATA[DevExpress GridControl GridView多选状态下，代码赋值FocusedRowHandle，样式无变化]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145208</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145208</guid><author>aapiiz7109</author><pubDate>Mon, 13 Feb 2017 15:18:00 +0800</pubDate><description><![CDATA[本人想实现一个多选， 并逐行处理，当前行高亮的效果：

gridViewIndexInfos.FocusedRowHandle = selectedRowHandle;

在设计视图, 设置到FocusRow的样式, 代码中将遍历到的rowHandle赋值给FocusedRowHandle属性, 没有激活对应的样式。
经过反复查阅资料，发现再对FocusedRowHandle赋...]]></description><category></category></item><item><title><![CDATA[如何快速移动Excel列 移动整列快捷键Excel]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145213</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145213</guid><author>aapiiz7109</author><pubDate>Wed, 07 Sep 2016 10:53:00 +0800</pubDate><description><![CDATA[首选选中当前列, 然后按住Shift键，鼠标放在列的边缘上，鼠标图标会变为十字箭头，此时就是左右拖动当前列了
同时按住ctrl + shift则拖动列到指定位置


转载于:https://www.cnblogs.com/donaldjohn/p/5848600.html...]]></description><category></category></item><item><title><![CDATA[“\u0001”(十六进制值 0x01)是无效的字符]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145206</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145206</guid><author>aapiiz7109</author><pubDate>Fri, 02 Sep 2016 15:39:00 +0800</pubDate><description><![CDATA[用XDocument解析XML时个别文件报字符无效错误。
有种思路是替换无效的字符。
最简单的方法当然是忽略无效字符，具体操作如下

XDocument xDocument = null;
XmlReaderSettings xmlReaderSettings = new XmlReaderSettings { CheckCharacters = false };
using...]]></description><category></category></item><item><title><![CDATA[Java MySQL 完全手册]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145212</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145212</guid><author>aapiiz7109</author><pubDate>Thu, 14 Jul 2011 16:33:00 +0800</pubDate><description><![CDATA[Java连接Mysql详解 Part I: 驱动/数据源 类名, URL语法, Connector/J的属性配置. 在查看本文档时, 假设你应经安装好了mysql, 和mysql-connector-java-X.X.X-bin.jar Mysql Connector/J通过com.mysql.jdbc.Driver来实现java.sql.Driver, 同时类名org.gjt.mm.m...]]></description><category></category></item><item><title><![CDATA[Java Web JSP语法:]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145210</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145210</guid><author>aapiiz7109</author><pubDate>Thu, 14 Jul 2011 16:25:00 +0800</pubDate><description><![CDATA[1. JSP语法分为三种不同的类型: ①编译器指令(DIRECTIVE) 例如: &lt;%@page import="java.io.*"%&gt; ②脚本语法(Scripting) ③动作语法(Action): 例如: &lt;jsp:forward&gt;, &lt;jsp:getProperty&gt;, &lt;jsp:include&gt; 2. 脚本语法: 脚本语法包括: ...]]></description><category></category></item><item><title><![CDATA[Java Web Css深入详解:]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145207</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145207</guid><author>aapiiz7109</author><pubDate>Thu, 14 Jul 2011 16:23:00 +0800</pubDate><description><![CDATA[1. CSS(层叠样式表Cascading Style Sheets) Sytles define how to display HTML elements Sytles are normally stored in Style Sheets Sytles were added to HTML 4.0 to solve a problem External Style Sheets ca...]]></description><category></category></item><item><title><![CDATA[Java Web Css深入详解:]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145204</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145204</guid><author>aapiiz7109</author><pubDate>Thu, 14 Jul 2011 16:22:00 +0800</pubDate><description><![CDATA[1. CSS(层叠样式表Cascading Style Sheets) Sytles define how to display HTML elements Sytles are normally stored in Style Sheets Sytles were added to HTML 4.0 to solve a problem External Style Sheets ca...]]></description><category></category></item><item><title><![CDATA[Java Web HTML 标签]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145201</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145201</guid><author>aapiiz7109</author><pubDate>Thu, 14 Jul 2011 16:21:00 +0800</pubDate><description><![CDATA[1. &lt;html&gt; &lt;head&gt; &lt;/head&gt; &lt;body&gt; &lt;h1&gt;&lt;font color = “red”&gt;&lt;/font&gt;&lt;/h1&gt; &lt;a href = “http://www.baidu.com” target = “_blank”&gt;&lt;/a&gt; &lt;/body&...]]></description><category></category></item><item><title><![CDATA[Java IO详解]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145203</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145203</guid><author>aapiiz7109</author><pubDate>Thu, 14 Jul 2011 16:18:00 +0800</pubDate><description><![CDATA[Java文件操作  java.io  Class File:  文件和目录名的抽象表示, 用户界面和操作系统使用系统独立的pathname命名文件和目录.  抽象的目录包含两部分:  1. 可选的系统独立的前缀字符串. 比如驱动器分隔符, '/'表示UNIX的根目录, "\\\\"表示Microsoft Windows UNC路径.  2. 一串0个或多个字符串名.  抽象路径的第一个名...]]></description><category></category></item><item><title><![CDATA[关于部分win7系统不能直接运行jar文件问题的解决]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145200</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145200</guid><author>aapiiz7109</author><pubDate>Wed, 13 Apr 2011 08:10:00 +0800</pubDate><description><![CDATA[本人win7 本来对jar文件没有关联程序, 所以不能直接双击运行jar文件, 后关联到jre/bin/javaw.exe, 结果还是不能双击运行, 重装JDK后问题依然. 后经多方查找资料, 发现将注册表做如下修改, 问题 完美解决. 注册表项的路径为: \HKEY_CLASSES_ROOT\Aplications\javaw.exe\shell\open\command 在此路径下有...]]></description><category></category></item><item><title><![CDATA[OOAD与UML]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145167</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145167</guid><author>aapiiz7109</author><pubDate>Sat, 09 Apr 2011 08:18:00 +0800</pubDate><description><![CDATA[1. OOAD(Object Oriented Analysis and Design)面向对象的分析和设计. 2. OOA阶段: ①建立针对业务问题域的清晰视图 ②列出系统必须要完成的核心任务 ③针对问题域建立公共词汇表 ④列出针对此问题与的最佳解决方案.此阶段的核心问题是”What to do？＂ 3. OOD:设计阶段: ①如何解决具体的业务问题. ②引入系统工作需要的支持元素. ...]]></description><category></category></item><item><title><![CDATA[UnitTest]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145172</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145172</guid><author>aapiiz7109</author><pubDate>Sat, 09 Apr 2011 08:13:00 +0800</pubDate><description><![CDATA[1.使用Junit的最佳实践: ①新建一个名为test的source folder, 用于存放测试类源代码. ②目标类与测试类应该位于同一个包下面, 这样测试类中就不必导入源代码所在的包, 因为他们位于同一包下面 ③测试类的命名规则:假如目标类的是Calculator,那么测试类应该命名为TestCalculator或者是CalculatorTest 2.Junit的口号是: keep ...]]></description><category></category></item><item><title><![CDATA[XML lesson 1]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145166</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145166</guid><author>aapiiz7109</author><pubDate>Sat, 02 Apr 2011 13:32:00 +0800</pubDate><description><![CDATA[1.eXtensible Markup Language(可扩展的标记语言) 2.DTD(Document Type Definition 文档类型定义) 3.XML中的每个元素都是成对出现的(有开始,有结束),&lt;student&gt;&lt;/student&gt;, XML中的元素要保持正确性,即先开始的标记要先结束,后开始的标记要后结束. 4.每一个XML文档都有且只有一个根...]]></description><category></category></item><item><title><![CDATA[XML详解]]></title><link>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145145</link><guid>https://blog.youkuaiyun.com/aapiiz7109/article/details/101145145</guid><author>aapiiz7109</author><pubDate>Sat, 02 Apr 2011 13:20:00 +0800</pubDate><description><![CDATA[XML 文档头部 一个标准的XML 文档由两大部分组成：文档头部（序言）和文档主体（文档元素）。 XML 文档头部的作用是通知解析器按相关条件和限制对XML 文档进行解析。在XML 文档 中，文档头部可以包括声明、注释、处理指令和文档类型定义四部分。按XML 规范要求，“声 明”必不可少，并且作为文档的第一条语句出现，其他部分根据需要确定其有无。 1．XML 声明 XML 声明是文档头部...]]></description><category></category></item></channel></rss>