<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Rouehang的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Rouehang</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Rouehang]]></copyright><item><title><![CDATA[List附加对象]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/146371373</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/146371373</guid><author>Rouehang</author><pubDate>Wed, 19 Mar 2025 15:06:37 +0800</pubDate><description><![CDATA[可以使用ALL或者ForEach，All的话，不能直接使用赋值对象只能赋值对象的某个字段。List里面的某个对象需要修改，赋值。]]></description><category></category></item><item><title><![CDATA[NET定时保存SqlServer数据库]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/137499381</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/137499381</guid><author>Rouehang</author><pubDate>Wed, 14 Aug 2024 11:01:00 +0800</pubDate><description><![CDATA[因为需要备份的几个表数据量不大，那么只需要将其导出成excel，备份这几个表，真出问题的时候可以将这几个表直接还原。使用Microsoft SQL Server Management Studio 直接将其导入数据。当报错提示：外部表不是预期模式那么将那个文件打开，别关闭，再点击导入即可。需要注意 保存的文件，文件里的模板名要和表名一致。这种方法唯一不好的就是还原的时候特别麻烦。使用SQLSERVER。]]></description><category></category></item><item><title><![CDATA[string的创建]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/137164476</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/137164476</guid><author>Rouehang</author><pubDate>Sat, 30 Mar 2024 09:34:59 +0800</pubDate><description><![CDATA[他直接赋值的话，是现在内存中去寻找有没有一样的，当有的情况下则是讲地址赋值过去，当没有一样的则会重新去内存中创建一个。string为引用类型，但是他的创建是特殊的，]]></description><category></category></item><item><title><![CDATA[模拟一个集合 里面是设备号和每日的日期]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/134854223</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/134854223</guid><author>Rouehang</author><pubDate>Thu, 07 Dec 2023 14:16:33 +0800</pubDate><description><![CDATA[问题： 需要模拟一个集合 里面是设备号和每日的日期。]]></description><category></category></item><item><title><![CDATA[(provider: SSL Provider, error: 0 - 证书链是由不受信任的颁发机构颁发的。)]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/132267792</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/132267792</guid><author>Rouehang</author><pubDate>Mon, 14 Aug 2023 00:40:47 +0800</pubDate><description><![CDATA[NET6  Code First 使用Update-database时报错：A connection was successfully established with the server, but then an error occurred during the login process. (provider: SSL Provider, error: 0 - 证书链是由不受信任的颁发机构颁发的。]]></description><category></category></item><item><title><![CDATA[解决Redis启动时闪退 报错Creating Server TCP listening socket *:6379: bind: No error]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/132164476</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/132164476</guid><author>Rouehang</author><pubDate>Tue, 08 Aug 2023 12:49:43 +0800</pubDate><description><![CDATA[解决Redis启动时闪退 报错Creating Server TCP listening socket *:6379: bind: No error]]></description><category></category></item><item><title><![CDATA[NET Core 读取配置文件]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/131598047</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/131598047</guid><author>Rouehang</author><pubDate>Fri, 07 Jul 2023 15:35:23 +0800</pubDate><description><![CDATA[开发一个直接或者间接实现IConfigurationProvider接口的类XXXConfigurationProvidder,一般继承自ConfigurationProvider。如果是从文件读取，可以继承自FileConfigurationProvider。重写Load方法，把"扁平化数据"舍之道Data属性即可在开发一个实现了IConfigurationSource接口的类XXXConfigurationSource。如果是从文件读取，可以继承自FileConfigurationSource。]]></description><category></category></item><item><title><![CDATA[Linq教学]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/131525920</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/131525920</guid><author>Rouehang</author><pubDate>Tue, 04 Jul 2023 00:01:35 +0800</pubDate><description><![CDATA[有一些地方需要数组类型或者List类型的变量，我们可以用ToArray()和ToList()分别把IEnumerable< T >  转换为数组类型和List< T >类型。LINQ中所有的拓展方法都是针对IEnumerable接口的，而几乎所有能返回集合的都返回IEnumerable,所以是可以吧几乎所有的方法“链式使用”的。Func=>  Func f = 方法。委托是可以指向方法的类型，调用委托变量时执行的就是变量指向的方法。Order()对数据正序排序；]]></description><category></category></item><item><title><![CDATA[Git的使用]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/127935877</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/127935877</guid><author>Rouehang</author><pubDate>Sat, 19 Nov 2022 13:59:36 +0800</pubDate><description><![CDATA[Git是一个分布式版本控制工具，主要用于管理开发过程中的源代码文件（Java类、xml文件、html页面等），在软件开发过程中被广泛使用。在IDEA开发工具中可以集成Git（后面会讲解Git安装和集成过程）：可以通过启动两个IDEA窗口模拟两个开发人员来展示Git的使用：SVNCVSVSSGit 是一个分布式版本控制工具，通常用来对软件开发过程中的源代码文件进行管理。]]></description><category></category></item><item><title><![CDATA[ssm的Demo]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/127811090</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/127811090</guid><author>Rouehang</author><pubDate>Fri, 11 Nov 2022 19:27:41 +0800</pubDate><description><![CDATA[SSM小Demo 结构与代码]]></description><category></category></item><item><title><![CDATA[报错： 不再支持源选项 5。请使用 6 或更高版本 指定JAVA项目版本]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/127330392</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/127330392</guid><author>Rouehang</author><pubDate>Sat, 15 Oct 2022 01:32:20 +0800</pubDate><description><![CDATA[修改配置：在 < profiles >   < /profiles> 中添加一下代码。[ERROR] 不再支持目标选项 1.5。请使用 1.6 或更高版本。[ERROR] 不再支持源选项 5。请使用 6 或更高版本。注意：添加的时候别添加到注释里面去了。解决方法一   对当个项目进行解决。在pom.xml文件中增加。解决方法二 ：一劳永逸。]]></description><category></category></item><item><title><![CDATA[Element—UI 表格中换页后序号不变的问题]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/127319522</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/127319522</guid><author>Rouehang</author><pubDate>Fri, 14 Oct 2022 14:09:44 +0800</pubDate><description><![CDATA[【代码】Element—UI 表格中换页后序号不变的问题。]]></description><category></category></item><item><title><![CDATA[Servlet 代码的优化]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/127312448</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/127312448</guid><author>Rouehang</author><pubDate>Fri, 14 Oct 2022 01:11:55 +0800</pubDate><description><![CDATA[Servlet 代码的优化。]]></description><category></category></item><item><title><![CDATA[Vue在Table表单中如何获取Id]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/127274964</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/127274964</guid><author>Rouehang</author><pubDate>Wed, 12 Oct 2022 02:35:43 +0800</pubDate><description><![CDATA[Vue在Table表单中准备做删除功能，发现获取不到id，]]></description><category></category></item><item><title><![CDATA[Tomcat]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/125990440</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/125990440</guid><author>Rouehang</author><pubDate>Sat, 27 Aug 2022 19:45:46 +0800</pubDate><description><![CDATA[Tomcat]]></description><category></category></item><item><title><![CDATA[JS的操作]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/125605116</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/125605116</guid><author>Rouehang</author><pubDate>Mon, 04 Jul 2022 22:31:33 +0800</pubDate><description><![CDATA[Js的操作]]></description><category></category></item><item><title><![CDATA[Mybatis的快速入门]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/125547321</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/125547321</guid><author>Rouehang</author><pubDate>Thu, 30 Jun 2022 20:07:26 +0800</pubDate><description><![CDATA[Mybatis的快速入门]]></description><category></category></item><item><title><![CDATA[Maven的使用]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/125518765</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/125518765</guid><author>Rouehang</author><pubDate>Wed, 29 Jun 2022 12:28:38 +0800</pubDate><description><![CDATA[Maven的配置]]></description><category></category></item><item><title><![CDATA[查看Java项目中某个文件的路径]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/125512697</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/125512697</guid><author>Rouehang</author><pubDate>Wed, 29 Jun 2022 01:02:13 +0800</pubDate><description><![CDATA[查看Java项目中某个文件的路径

原因分析：

例如： 发送消息有两种方式，分别是 和 ，其中  方式当数据量过大时，由于  大小也有限，所以当  处理不及时时，会造成先传的数据被覆盖，进而导致数据丢失。例如：新建一个  对象，并将读取到的数据存入 ，然后 换成 。.........]]></description><category></category></item><item><title><![CDATA[JDBC中如何添加事务]]></title><link>https://blog.youkuaiyun.com/Rouehang/article/details/125498484</link><guid>https://blog.youkuaiyun.com/Rouehang/article/details/125498484</guid><author>Rouehang</author><pubDate>Tue, 28 Jun 2022 11:05:13 +0800</pubDate><description><![CDATA[JDBC中如何添加事务]]></description><category></category></item></channel></rss>