to do
MySQL——远程连接非本地MySQL数据库服务器，报错ERROR 1130: Host 192.168.3.100 is not allowed to connect to this MySQL server的解决方案
一、问题二、解决方案前提条件，：要先确认被访问的电脑防火墙关闭：控制面板-系统与安全-Windows Defender 防火墙-关闭-确定 一、问题连接非本地数据库时，输入对方ip、账号和密码后点击连接测试，报错： ERROR 1130: Host 192.168.3.100 is not allo ......
springboot - feign.FeignException$BadRequest: [400] during [GET] to [http:
ERROR 失败原因:、 feign.FeignException$BadRequest: [400] during [GET] to [http://方法?携带的请求头条件。。。。。 [ManualStockControllerFeign#deleteManualStockTaskByIds(Li ......
ubuntu 20 permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock:
permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Get "http://%2Fvar%2Frun%2Fdocker.sock/v1.24/con ......
13_How to Deploy NodeJs app on Ubuntu in Production
地址：https://www.codewithharry.com/blogpost/deploy-nodejs-app-on-ubuntu/ How to deploy a Node.js application in production In this post, we will see how ......
12_How to deploy Flask apps on Ubuntu VPS Using gunicorn and Ngnix
地址：https://www.codewithharry.com/blogpost/flask-app-deploy-using-gunicorn-nginx/ How to deploy flask app on Ubuntu VPS using Nginx and gunicorn In thi ......
8_How to install LEMP stack on Ubuntu VPS_
地址：https://www.codewithharry.com/blogpost/lemp-stack-on-ubuntu-20/ How to install LEMP stack (Linux, Nginx, MySQL, PHP) on Ubuntu 20.04 In this tutori ......
9_How to install phpMyAdmin on Nginx (in 5 minutes)
地址：https://www.codewithharry.com/blogpost/install-phpmyadmin-ubuntu-nginx/ How to install PhpMyAdmin on Ubuntu running Nginx (LEMP stack) In this post ......
5_How to install phpMyAdmin on Ubuntu_
地址：https://www.codewithharry.com/blogpost/install-phpmyadmin-ubuntu/ Installing phpMyAdmin and adding password authentication to MySQL on Ubuntu In th ......
4_How to Host Multiple Websites on One Server
地址：https://www.codewithharry.com/blogpost/host-multiple-websites-ubuntu-vps/ How to Host Multiple Websites on Ubuntu VPS? An apache2 web server provid ......
Backtrader - numpy.core._exceptions.MemoryError: Unable to allocate 77.2 GiB for an array with shape (10368000003,) and data type float64
1.0 Error numpy.core._exceptions.MemoryError: Unable to allocate 77.2 GiB for an array with shape (10368000003,) and data type float64 錯誤提示 2.0 原因 沒有任 ......
Learning to Pre-train Graph Neural Networks 学习如何预训练GNN
 , 每次执行sudo 就出现这个警告讯息: sudo: unable to resolve host abc虽然sudo 还是可以正常执行, 但是警告讯息每次都出来,而这只是机器在反解上的问题, 所以就直接从/etc/hosts ......
US firm's official entry into segment to motivate more Chinese peers to join in
Apple Inc's augmented reality headset will help accelerate the development of the AR industrial chain in China, and push the product not only for ente ......
Failed to install package 'cv2'
#### 1.报错 无法导入import cv，这里多嘴一句，不是python下载连接问题，也不是外网下载问题，所以根本不是cv2包下载不下来，因为需要下载的根本不是cv包。 ![image](https://img2023.cnblogs.com/blog/3119275/202306/31192 ......
Failed to instantiate [java.util.List]: Specified class is an interface
原代码没加@RequestParam，一直给我报这个错，传这个List根本不行 ```java @RequestMapping(value = "/searchPhoneInfos2", method = RequestMethod.GET) public CommonResult searchPh ......
How do you display code snippets in MS Word preserving format and syntax highlighting?
How do you display code snippets in MS Word preserving format and syntax highlighting? 回答1 Here is the best way, for me, to add code inside word: Go t ......
解决cURL error 60: SSL certificate problem: unable to get local issuer certifica
转载：[](https://blog.csdn.net/qq_38776443/article/details/125202116) 报错原因：因为没有配置信任的服务器HTTPS验证。默认情况下，cURL被设为不信任任何CAs，因此浏览器无法通过HTTPs访问你服务器。 #### 一、解决方式 [下 ......
解决Failed to connect to github.com port 443: Timed out
git提交代码到github的时候遇到了一个问题 错误大致是说连接到github的时候超时了，这个超时是你的代理出了点问题，在git上用几个命令就能够很快搞定。 git config --global --unset http.proxy git config --global --unset ht ......
From Java To Kotlin 2：Kotlin 类型系统与泛型
上期主要分享了 From Java To Kotlin 1 ：空安全、扩展、函数、Lambda。
这是 From Java to Kotlin 第二期。
From Java to Kotlin 关键在于 **思维的转变**。 ......
Git 的SSL certificate problem: unable to get local issuer certificate问题
D:\temp>git clone https://github.com/xxxxxx/yyyyyy.git Cloning into 'yyyyyy'... fatal: unable to access 'https://github.com/xxxxxx/yyyyyy.git/': SSL c ......
[LeetCode] 1347. Minimum Number of Steps to Make Two Strings Anagram 制造字母异位词的最小步骤数
You are given two strings of the same length `s` and `t`. In one step you can choose **any character** of `t` and replace it with **another character* ......
cpp test write content speed to ssd and usual disk respectively 1M,10M,100M rows data,the fact has illustrated the write speed of ssd is 4-5 times faster than usual disk
#include <chrono> #include <ctime> #include <fstream> #include <iomanip> #include <iostream> #include <sstream> #include <thread> #include <uuid/uuid. ......
Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasource could be configured.
这个异常在springboot，是一个常见的异常，我们引入了mybatis依赖，确没有在.yml文件中配置数据源，这次我配置了数据源，但是因为有二个application.yml和application-dev.yml，没有指定yml的环境，在application.yml中添加指定dev即可 ......
[LeetCode] 2460. Apply Operations to an Array
You are given a 0-indexed array nums of size n consisting of non-negative integers. You need to apply n - 1 operations to this array where, in the ith ......
git clone 报错 fatal: unable to access ‘仓库地址’: Could not resolve host: xxx
来源：https://blog.csdn.net/liuxinxaut/article/details/121276620 解决方法： 执行以下命令： git config --global http.proxy git config --global --unset http.proxy ......
火山引擎DataLeap的Catalog系统搜索实践（三）：Learning to rank与后续工作
Learning to rank Learning to rank主要分为数据收集，离线训练和在线预测三个部分。搜索系统是一个Data-driven system，因此火山引擎DataLeap的Catalog系统设计之初就需要考虑数据收集。收集的数据可以用来评估和提升搜索的效果。数据收集和在线预测前 ......
Failed to start docker.service: Unit docker.service not found.
1、卸载docker 2、添加Docker官方的GPG密钥 3、更新源 4、导入证书 5、更新 6、安装docker 7、验证是否安装成功 8、安装docker compose 9、验证是否安装成功 ......
django 自定义FileField upload_to上传路径
def user_directory_path(instance, name): """ clean_data内容: for k ,v in clean_data: K: file V: record1301DL00220230602全部.txt K: name V: record1301DL002 ......
数据库管理工具远程连接MySQL实例服务失败Host ... is not allowed to connect to this MySQL server问题。
> MySQL社区版数据库8.0版本 [添加账号、分配权限、删除账号](https://dev.mysql.com/doc/refman/8.0/en/creating-accounts.html) [MySQL安全连接失败问题排查](https://dev.mysql.com/doc/refman ......