install unable xcode to
Grafana学习（3）——Introduction to time series
Imagine you wanted to know how the temperature outside changes throughout the day. Once every hour, you’d check the thermometer and write down the tim ......
[949] Using re to extract unstructured tables of PDF files
Here is the problem, this unstructured table of a PDF file can not be extrcted as a table directly. We can only extract the whole texts of every page. ......
git SSL certificate problem: unable to get local issuer certificate
错误： git SSL certificate problem: unable to get local issuer certificate 这个问题是由于没有配置信任的服务器HTTPS验证。默认，cURL被设为不信任任何CAs，就是说，它不信任任何服务器验证。 解决方法 git config - ......
Welcome to YARP - 8.分布式跟踪
Welcome to YARP - 1.认识YARP并搭建反向代理服务 Welcome to YARP - 2.配置功能 2.1 - 配置文件（Configuration Files） 2.2 - 配置提供者（Configuration Providers） 2.3 - 配置过滤器（Configur ......
解决问题：Unable to start embedded container; nested exception is java.lang.NoSuchMethodError: org.apache.catalina.Context.addServletMapping(Ljava/l
因为有重复的jar 原因：springboot有自己的tomcat运行环境我们又在构件路径中添加了tomcat 解决方法：把项目构件路径中的tomcat给移除 ......
To100个供您免费学习编码的网站
100+学习的编程网站_国外篇 1. BitDegree BitDegree is a blockchain-powered learning platform offering various free and paid courses on crypto and digital skills, ......
Netherlands: Soil Protection Act to keep tulips beautiful
Soil pollution management in the Netherlands has three characteristics. Although the natural environment, population and development conditions of the ......
No installations recognized 以及 nvm use切换node版本无效的解决办法
NodeJS版本管理工具——NVM：https://blog.csdn.net/weixin_44767973/article/details/131591333 前端开发node.js、vue安装环境【安装node版本管理工具-nvm，耗时一天时间踩坑总结】: https://blog.csdn. ......
ffmpeg --- C++项目链接库接口时提示找不到定义undefined reference to
问题：使用CMake组织项目，库和CMakeLists.txt都检查过没有问题，但是在链接时就是提示找不到函数定义。 原因：项目使用的是C++，ffmpeg是C，直接include ffmpeg的头文件，因为C++和C对函数接口的解释不同，所以就找不到接口定义 正确用法： #include "std ......
Configuration error: VRRP definition must belong to an interface
lobal_defs { } vrrp_instance VI_1 { state MASTER #指定A节点为主节点 备用节点上设置为BACKUP即可 interface eth0 #绑定虚拟IP的网络接口 virtual_router_id 51 #VRRP组名，两个节点的设置必须一样，以指明各 ......
npm install 报错
node-sass找不到 => 降低版本 => 发现package.json和package-lock.json中的nodesass版本不一致 => 卸载依赖，使用cnpm安装 => 依赖安装不全 => 使用npm安装，报错如下，解决方法如下 => 项目正常启动 npm install --lega ......
vue3_Extraneous non-props attributes (class) were passed to component but could not be automatically inherited because component renders fragment or text root nodes.
今天的开发中发现了这个问题 Extraneous non-props attributes (class) were passed to component but could not be automatically inherited because component renders frag ......
Troubleshooting ‘Externally Managed Environment’ Error in Debian 12 Pip3 Installation
https://medium.com/@kiena/troubleshooting-externally-managed-environment-error-in-debian-12-pip3-installation-439d62e5a970 When working with Python on ......
[946] Add a new row to a Pandas DataFrame
To add a new row to a Pandas DataFrame, we can use the append method or the loc indexer. Here are examples of both methods: Using append method: impor ......
Applying sewage charging system to deal with water pollution problem in Russia.
What is the sewage charging system? Although manufacturing has always been a key driving force for China's economic growth, it is also the root cause ......
yolo v5 下载新数据集被防火墙proxy挡住，如何设置proxy. torch.hub.download_url_to_file问题；
当我们想运行yolo v5时候，我们发现有的时候，由于网关问题，proxy会成为阻碍。例如如下错误； 将代码如下修改，就能改好： 1. 原始代码： 2. 增加proxy设置： import urllib.request import torch.hub # 设置代理信息 proxy_support ......
sysbench 安装 postgres 测试环境（ Connection to database failed: SCRAM authentication requires libpq version 10 or above）
报错Connection to database failed: SCRAM authentication requires libpq version 10 or above的解决方案 1、下载安装包 https://gitee.com/xiaohai008/postgresql10-devel ......
Centos 中在使用 yum install 时候报错解决
1.错误：在"/etc/yum.repos.d", "/etc/yum/repos.d", "/etc/distro.repos.d"中没有被启用的仓库 报错如下图 查资料得知为Centos 的原件源仓库配置文件错误 https://wenku.csdn.net/answer/eb4a07cfcd4 ......
安装install的项目的报错sass npm ERR! node-sass@4.14.1 postinstall: `node scripts/build.js`
npm ERR! code ELIFECYCLE npm ERR! errno 1 npm ERR! node-sass@4.14.1 postinstall: `node scripts/build.js` npm ERR! Exit status 1 npm ERR! npm ERR! Fail ......
Learning to rank: from pairwise approach to listwise approach
目录概ListNetPermutation ProbabilityTop-k Probability Cao Z., Qin T., Liu T., Tsai M. and Li H. Learning to rank: from pairwise approach to listwise appr ......
qemu-kvm: error: failed to set MSR x38d to x0x 【问题解决】
问题 解决 创建报错 在下面的 issues 找到解决办法 https://github.com/GNS3/gns3-server/issues/1774 可以尝试在 VM 上禁用 MSR，然后检查是否可以启动 qemu 计算机 添加内核模块参数 临时修改 echo Y > /sys/module/ ......
yum install 出错
``` yum -y install ansible ``` 出错 一直在刷屏，刚开始以为在安装但是最后没有安装成功 百度发现是这是redhat7和8的yum源混用 1.先确认本机器系统信息 cat /etc/*-release ......
[Javascript] Using Generator to create a number generate with condition
const generateTimeMs = (min, max) => Math.floor(Math.random() * (max - min + 1)) + min /** * A generator which can generate numbers based on settings ......
Can't locate Devel/Size.pm in @INC (you may need to install the Devel::Size module)
001、perl 模块报错如下：Can't locate Devel/Size.pm in @INC (you may need to install the Devel::Size module) 002、解决方法： 安装该模块 (base) [b20223040323@admin1 003_an ......
failed to configure a datasource: ‘url‘ attribute is not specified and no em
问题场景 在Spring Boot中整合MySQL、Mybatis进行数据库开发时，按照正常步骤添加了相关数据库的依赖，也进行了必要的数据库配置，结果在项目启动时出现如下异常信息： *************************** APPLICATION FAILED TO START *** ......
hudson.plugins.git.GitException: Failed to delete workspace
持续集成环境（git + gitlab + jenkins + pipeline + maven + harbor + docker + k8s）之前都是ok的，突然就报错了： Cloning the remote Git repository Cloning repository git@192. ......
Thinkphp5报错：htmlentities() expects parameter 1 to be string, array given
注意注意： 本文对应 ThinkPHP5.1 版本。 前言 - 出现问题的原因 为避免出现 XSS 安全问题，Thinkphp5.1 默认变量输出都会使用 htmlentities 方法进行转义输出。 如果不想被转义输出，模板渲染时，需要在变量后面加上 raw方法，如：{$data|raw} 一、出 ......
ERROR: Permission to stevenlong123/test.git denied to smith-bing. fatal: Could not read from remote
第一次练习git提交代码到github时出现的错误。这里就是说github服务器拒接了我们，不支持远程连接。发现是因为我使用的是ssh来提交的，ssh是安全连接需要通信双方各有一对公钥私钥，github服务器不会自动交换公钥，需要手动在github存储库中部署自己电脑的公钥。使用git命令“ls - ......
Xcode building for iOS Simulator, but linking in an object file built for iOS, for architecture 'arm64'
https://stackoverflow.com/questions/63607158/xcode-building-for-ios-simulator-but-linking-in-an-object-file-built-for-ios-f 改项目配置 EXCLUDED_ARCHS[sdk=i ......
unable to find valid certification path to requested target
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathB ......