<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[fmi110的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/fmi110</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; fmi110]]></copyright><item><title><![CDATA[vue2 多页面pdf预览]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/145581152</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/145581152</guid><author>fmi110</author><pubDate>Tue, 11 Feb 2025 22:27:15 +0800</pubDate><description><![CDATA[使用pdfjs-dist预览pdf，实现预加载，滚动条翻页。pdfjs的版本很重要，换了好多版本，终于有一个能用的。]]></description><category></category></item><item><title><![CDATA[mysql数据定时备份脚本]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/142431165</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/142431165</guid><author>fmi110</author><pubDate>Sun, 22 Sep 2024 08:47:27 +0800</pubDate><description><![CDATA[定时备份运行在docker容器中的mysql数据库，保留最近10天的备份。]]></description><category></category></item><item><title><![CDATA[EasyExcel 导出带下拉选项数据的excel]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/140787221</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/140787221</guid><author>fmi110</author><pubDate>Tue, 30 Jul 2024 08:57:53 +0800</pubDate><description><![CDATA[【代码】EasyExcel 导出带下拉选项数据的excel。]]></description><category></category></item><item><title><![CDATA[vue2 使用pdf.js 实现pdf预览，并可复制文本]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/135620855</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/135620855</guid><author>fmi110</author><pubDate>Tue, 16 Jan 2024 11:46:30 +0800</pubDate><description><![CDATA[需求：pdf预览，并且可以选中pdf的内容进行复制。]]></description><category></category></item><item><title><![CDATA[Nginx 请求拷贝、请求镜像]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/134283532</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/134283532</guid><author>fmi110</author><pubDate>Wed, 08 Nov 2023 10:46:21 +0800</pubDate><description><![CDATA[场景需求：公司门禁系统的打卡数据只支持http主动推送往一个地址，但是内部有两个系统需要获取这些数据，这时可以使用nginx的镜像请求实现请求复制。]]></description><category></category></item><item><title><![CDATA[java实现g711a a-law与PCM互转]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/130870568</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/130870568</guid><author>fmi110</author><pubDate>Thu, 25 May 2023 16:42:21 +0800</pubDate><description><![CDATA[g711a与pcm互转]]></description><category></category></item><item><title><![CDATA[java实现g711a a-law 转PCM]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/130868927</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/130868927</guid><author>fmi110</author><pubDate>Thu, 25 May 2023 15:51:13 +0800</pubDate><description><![CDATA[g711a 转pcm]]></description><category></category></item><item><title><![CDATA[java实现g711a打包发送rtp(二)]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/130773430</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/130773430</guid><author>fmi110</author><pubDate>Fri, 19 May 2023 20:20:59 +0800</pubDate><description><![CDATA[javacv实现g711a rtp推流]]></description><category></category></item><item><title><![CDATA[java实现g711a打包发送rtp(一)]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/130773308</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/130773308</guid><author>fmi110</author><pubDate>Fri, 19 May 2023 20:14:43 +0800</pubDate><description><![CDATA[摄像头语音对讲/广播实现,需要发送g711a的RTP包,参考网上资料 , 示例代码如下,已验证基于GB28181语音广播流程,最后通过该工具类发送语音数据,华为摄像头可进行语音播放。]]></description><category></category></item><item><title><![CDATA[javacv实现音频文件转码g711a]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/130773100</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/130773100</guid><author>fmi110</author><pubDate>Fri, 19 May 2023 19:57:57 +0800</pubDate><description><![CDATA[javacv 调用ffmgeg实现转码.输出g771a编码文件,gb28181]]></description><category></category></item><item><title><![CDATA[问卷星文本导入问题实现]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/130509862</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/130509862</guid><author>fmi110</author><pubDate>Fri, 05 May 2023 16:37:30 +0800</pubDate><description><![CDATA[问卷星文本导入问题]]></description><category></category></item><item><title><![CDATA[linux下git安装]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/129269232</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/129269232</guid><author>fmi110</author><pubDate>Tue, 28 Feb 2023 20:24:33 +0800</pubDate><description><![CDATA[linux下git安装。]]></description><category></category></item><item><title><![CDATA[linux离线下载安装包]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/129269089</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/129269089</guid><author>fmi110</author><pubDate>Tue, 28 Feb 2023 20:22:29 +0800</pubDate><description><![CDATA[使用 repotrack下载安装包及相关依赖.需要先安装 yum-utils。下载docker所有依赖到指定目录。]]></description><category></category></item><item><title><![CDATA[bootstrap-fileinput 多组件多文件上传]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/126166699</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/126166699</guid><author>fmi110</author><pubDate>Thu, 04 Aug 2022 21:08:24 +0800</pubDate><description><![CDATA[bootstrap-fileinput 多组件多文件上传。]]></description><category></category></item><item><title><![CDATA[SpringBoot 手动渲染Thymeleaf模版工具类]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/126156884</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/126156884</guid><author>fmi110</author><pubDate>Thu, 04 Aug 2022 11:57:04 +0800</pubDate><description><![CDATA[为了解决在模版中通过 @bean.method() 方式调用 spring 的bean对象方法报错问题,参考ThymeleafView的rendFragment()方法, 删减了一些用不到的代码,记录一下备用.]]></description><category></category></item><item><title><![CDATA[1 Hadoop 3.2.4分布式环境搭建]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/126087817</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/126087817</guid><author>fmi110</author><pubDate>Sun, 31 Jul 2022 17:11:59 +0800</pubDate><description><![CDATA[hadoop 3.2.4分布式部署]]></description><category></category></item><item><title><![CDATA[bootstrap-fileinput 使用]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/122454749</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/122454749</guid><author>fmi110</author><pubDate>Wed, 12 Jan 2022 15:47:57 +0800</pubDate><description><![CDATA[1 概述 

  在若依开源的未分离版本项目中使用。这里只给了单文件的处理，更多可参考文档bootstrap-fileinput 中文文档http://www.bootstrap-fileinput.com/examples.html    主要实现几个功能：

异步上传及上传成功回调
	数据预览回显，pdf及图片直接预览，其他文件使用图标显示
	监听删除按钮
效果图如下：











2 代码配置

1 引入css,js


&lt;th:block th:include......]]></description><category></category></item><item><title><![CDATA[java 调用打印机]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/121983270</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/121983270</guid><author>fmi110</author><pubDate>Thu, 16 Dec 2021 20:34:24 +0800</pubDate><description><![CDATA[java 打印机打印]]></description><category></category></item><item><title><![CDATA[flex布局常用属性]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/121394103</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/121394103</guid><author>fmi110</author><pubDate>Thu, 18 Nov 2021 09:57:20 +0800</pubDate><description><![CDATA[主要用于设置元素居中，抽取css类备用


.flex {
    display: flex;
}
/*主轴设置为垂直方向*/
.flex-direction{
    flex-direction:column;
}

/*水平和垂直方向均居中*/
.flex-center{
    display: flex;
    justify-content: center;
    align-items: center;
}

/*交叉轴居中，主轴方向元素均匀分布*/
.flex-spac...]]></description><category></category></item><item><title><![CDATA[表单向导 css实现 步骤指引器]]></title><link>https://blog.youkuaiyun.com/fmi110/article/details/121392912</link><guid>https://blog.youkuaiyun.com/fmi110/article/details/121392912</guid><author>fmi110</author><pubDate>Thu, 18 Nov 2021 09:17:57 +0800</pubDate><description><![CDATA[扒的 jquery-smartwizard 箭头指引器,库很强大,但是只是想用它的箭头指引图,效果如下:





   代码如下:

Html:


        &lt;div class="sw sw-theme-arrows sw-justified"&gt;
            &lt;ul class="nav"&gt;
                &lt;li class="nav-item"&gt;
                    ...]]></description><category></category></item></channel></rss>