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  • netty编译报错2021-12-12 01:02:27

    1、maven : Failed to install metadata project Could not parse metadata maven-metadata-local.xml 解决方案:https://blog.csdn.net/weixin_36997847/article/details/82048802 2、解决maven无法获取${os.detected.classifier}的问题 https://blog.csdn.net/weixin_43962314/ar

  • 网络协议、socket、webSocket2021-12-10 21:00:32

    网络协议、socket、webSocket https://blog.csdn.net/yjclsx/article/details/80922951 网络协议、socket、webSocket

  • C语言中有符号/无符号数的左移和右移运算2021-12-09 13:32:20

    参考: https://blog.csdn.net/u012745229/article/details/51405332 https://blog.csdn.net/xiaoyue_/article/details/115220273?spm=1001.2101.3001.6650.1&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7Edefault-1.no_search_link&dept

  • 常见设计模式梳理(持续更新)2021-12-08 10:03:33

    单例模式 https://blog.csdn.net/xiaowanzi_zj/article/details/118981352 工厂模式 https://blog.csdn.net/xiaowanzi_zj/article/details/119495100 原型模式 https://blog.csdn.net/xiaowanzi_zj/article/details/120339223 享元模式 https://blog.csdn.net/xiaowanzi_zj/

  • win10 flume监控目录文件变更,输出到hdfs2021-12-05 17:02:06

      参考:http://blog.yoqi.me/wp/2580.html https://blog.csdn.net/weixin_42345229/article/details/98217488 问题记录:1、flume字符转换异常问题,java.nio.charset.MalformedInputException: Input length = 1,可以在配置文件中增加如下配置项解决: a1.sources.r1.inputChars

  • chrome插件修改Referer2021-12-05 15:00:53

    chrome.webRequest.onBeforeSendHeaders.addListener( function(details){ alert(details.type) console.log(details) if(details.type=='xmlhttprequest'){ var exists=false; for(var i=0;i<details.requestHeaders.length;i++){ if(details

  • idea配置javap2021-12-04 10:33:16

    java命令参数相关: https://blog.csdn.net/stormkai/article/details/120079797 javap配置相关: https://blog.csdn.net/stormkai/article/details/120079797       Program:$JDKPath$\bin\javap.exe Arguments:-c $OutputPath$\$FileDirRelativeToSourcepath$\$FileNameWithoutA

  • Java知识体系总结(2021版),想学习linux2021-12-03 21:33:05

    10万字208道Java经典面试题总结(附答案,建议收藏) 一、Java基础知识 1、基础知识 分类内容链接Java基础【Java知识点详解 1】缓存https://blog.csdn.net/guorui_java/article/details/104557984Java基础【Java知识点详解 2】动态代理https://blog.csdn.net/guorui_java/arti

  • fiddler实现后端接口mock2021-12-03 16:03:19

    https://blog.csdn.net/huazhongkejidaxuezpp/article/details/50435552 https://blog.csdn.net/cc297322716/article/details/78794251   rest接口调试,web界面调试          

  • prop传值, watch监听2021-12-02 18:00:06

    1. 使用prop传值: export default { props: { data: { default:()=> { return {} }, type: Object } } }2. watch使用: watch: {     data: {       handler (n) {         // 关闭组件时初始化         if (n

  • Android Studio 测试app2021-11-30 18:00:33

      参考: 测试官方文档: https://developer.android.com/training/testing?hl=zh-cn 附带app打包发布: https://blog.csdn.net/qq_38436214/article/details/112288954 测试示例:【注意 引入包,context获取接口变更】 https://blog.csdn.net/wq6ylg08/article/details/91347989

  • vscode笔记录2021-11-27 09:30:00

    下载安装anaconda、vscode,配置 参考博客: https://blog.csdn.net/weixin_42133216/article/details/106554330 https://blog.csdn.net/acktomas/article/details/117220892 使用vscode克隆github代码: https://blog.csdn.net/sunqy1995/article/details/81517159

  • IO2021-11-26 18:32:39

    零拷贝原理详解 https://blog.csdn.net/weixin_42096901/article/details/103017044 https://blog.csdn.net/SDDDLLL/article/details/105565318  

  • 白盒测试之最小路径覆盖2021-11-21 21:33:10

    【主要步骤】:     1)根据代码画出业务流程图     2)根据业务流程图简化成控制流图(Tips:需要将复合判定条件拆分成单条件)     3)根据DAG算法计算得到图复杂度,即为需要的最小用例数:         1)DAG图论的区域数(Tips:需要包含图的1个外部区域)         2)边E的数

  • centos7上安装mysql,配置主从同步,配置读写分离(mycat)2021-11-19 15:58:00

    一,安装mysql 参考博客: https://blog.csdn.net/lch520baby/article/details/89081306 问题一:ERROR 1045(28000):Access denied for user ‘root’@’%’ (using password:YES) 出错位置:在配置主库,授权给从服务器时,爆出这个错误,但是密码没有问题. 问题原因: 1>密码错误

  • map文件堆栈大小2021-11-16 10:03:23

    https://blog.csdn.net/ybhuangfugui/article/details/75948282 https://www.cnblogs.com/zzm1/p/9570569.html https://blog.csdn.net/xiaolangyangyang/article/details/117168364?spm=1001.2014.3001.5501

  • EVO的使用2021-11-14 20:31:42

    https://blog.csdn.net/weixin_39984963/article/details/112069949 https://blog.csdn.net/crp997576280/article/details/105385240 利用EVO评估SLAM轨迹的效果(TUM格式) https://zhuanlan.zhihu.com/p/259349163 https://blog.51cto.com/u_14411234/3127894 具体介绍 https:

  • xaf--使用非持久化类来展示lookuplist和展示数结构2021-11-12 10:00:19

    * https://supportcenter.devexpress.com/ticket/details/t713009/use-non-persistent-objects-as-lookup-list-for-a-property-in-a-persistent-object * 使用非持久化类来展示lookuplist * https://supportcenter.devexpress.com/ticket/details/t612478/recursive-tree-on-n

  • idea 插件下载网址打不开?插件下载慢,失败?2021-11-11 10:32:39

    解决方法(转) 记录下,挺好用的方法。 这两个结合着用。 https://blog.csdn.net/Real_CSDN_User/article/details/113944496 https://blog.csdn.net/weixin_40581686/article/details/106588114 实测好用,网址能打开了,下载可以的。

  • 前端报错问题解决办法:A complete log of this run can be found in: npm ERR! C:\Users\pc\AppData\Roaming\npm2021-11-10 02:01:05

      1、npm install npm -g 要记住全局更新: https://blog.csdn.net/qq_22860341/article/details/81170656   2、npm install npm -g 要记住全局更新 https://blog.csdn.net/qq_43055855/article/details/113115573  

  • C++传入指针并在内部new失败2021-11-09 10:01:11

    1、现象    t还是空指针 2、解决         参考:https://blog.csdn.net/LYAJJ/article/details/110263038

  • MFC基于对话框使用控制台2021-11-04 22:02:57

    在项目属性->生成事件->后期生成事件->命令行。中添加editbin /SUBSYSTEM:CONSOLE $(OUTDIR)$(ProjectName).exe     先按http://blog.csdn.net/acaiwlj/article/details/50240625的方法进行了VS多线程的启动。 原本以为按以下步骤设置就OK了,但是编译中无意间发些了一个warning:

  • 2021-11-042021-11-04 21:34:17

    批量下载影像Landsat 安装java环境 https://blog.csdn.net/m0_49173531/article/details/115099994 安装BULK DOWNLOAD https://blog.csdn.net/weixin_43388193/article/details/108443406 登录账号密码,选择订单

  • 12021-11-04 18:01:49

    https://blog.csdn.net/weixin_33798152/article/details/92266601 https://blog.51cto.com/010bjsoft/2281无界面运行 https://blog.csdn.net/qq_26870933/article/details/99984232 invalid character in identifier https://blog.csdn.net/geek64581/article/details/101095854

  • rabbit --consumer Ack以及限流2021-11-04 10:34:08

    可参考:https://blog.csdn.net/qq_41712271/article/details/115630402     限流:可查阅 https://blog.csdn.net/qq_41712271/article/details/115634842    

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