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HDU 5883 The Best Path
## [$HDU$ $5883$ $The$ $Best$ $Path$](http://vjudge.csgrandeur.cn/problem/HDU-5883) ### 一、题目大意 给你一个 **无向图**，**每个点有权值**，你要从某一个点出发，使得 **一笔画** 经过所有的路，且使得 ......
minio报错：Unable to use the drive /data: Drive /data: found backend type fs, expected xl or xl-single - to migrate to a supported backend visit https://min.io/docs/minio/linux***
docker安装minio，minio是最新的，使用命令：`docker pull minio/minio` 如下： ![](https://img2023.cnblogs.com/blog/1547568/202308/1547568-20230808150617595-510448165.png ......
the top Heavy Duty Truck Scanner in 2023
Diagnostic tools play a crucial role in the maintenance and repair of trucks, buses, and other commercial vehicles. These tools provide accurate and r ......
How to update to the latest Python version On Linux All In One
How to update to the latest Python version On Linux All In One
update to the latest Python version on Raspberry Pi
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You are using the runtime-only build of Vue where the template compiler is not available ，页面自定义带template内容的组件无法渲染，控制台报错
使用vue-cli搭建的项目,页面自定义带template内容的组件无法渲染，控制台报错，页面不展示组件内容，代码如下： <template> <div class="hello"> my-component:<my-component></my-component> </div> </templa ......
The Top 6 Functions to Look for in a Heavy-Duty Scan Tool for Commercial Trucks
Heavy-duty scan tools play a crucial role in the maintenance and operation of commercial truck fleets. These tools provide detailed information about ......
Learning by teaching --- 费曼学习法
世界上存在成千上万种学习法，如果上天只让我掌握一种，那一定就是“费曼学习法”。 ## 介绍 费曼学习法是由诺贝尔物理学奖获得者理查德·费曼提出的一种学习方法，其核心思想是将所学内容用自己的话表达出来，以此检验自己对知识的掌握程度。 费曼学习法可以简化为四个单词：**Concept**、**Teach ......
uniapp获取位置时显示getLocation:fail the api need to be declared in the requiredPrivateInfos field in app.json/ext.json
uniapp获取位置时显示getLocation:fail the api need to be declared in the requiredPrivateInfos field in app.json/ext.json 解决方式：1.manifest.json文件 "mp-weixin" 中添 ......
vue报错 Multiple assets emit different content to the same filename index.html
vue-cli版本:@vue/cli@5.0.8 报错现象:想把css和script全部内嵌到html文件中,就用了"HtmlInlineScriptPlugin"插件,打包后js代码被嵌到了head里,导致代码提前执行找不到#app,再配置HtmlWebpackPlugin插件通过inject: ......
FileNotFoundError: Could not find module 'xxx.dll'. Try using the full path with constructor syntax. 调用ctypes库中dll报错问题解决、以及winerr 126找不到指定模块
首先看看报错信息 我的python版本是3.8版本，试了网上加各种办法后 发现不行。 然后怀疑是系统本身的问题，就下载了visual studio ，用其中的dumpbin 一查，发现果然少了一个dll文件。 详细步骤： 1.下载并安装visual studio 2.找到开发者命令工具，并打开 3. ......
The server quit without updating PID file
root@ubuntu:/usr/local/mysql# ./bin/mysql.server restartShutting down MySQL.. * Starting MySQL...... * The server quit without updating PID file (/usr ......
[Vue warn]: Property or method "todoName" is not defined on the instance but referenced during render. Make sure that this property is reactive, either in the data option,
## 错误原因 > 先上报错截图  报错翻译 ：  点击查看代码 ``` #include using namespace std; typedef long lon ......
Painting the Fence 题解
[题目传送门](https://www.luogu.com.cn/problem/CF1132C) 一道枚举题。 我们可以直接枚举那 $2$ 个去掉的粉刷匠。先统计一下每个栅栏会被多少个粉刷匠刷到，然后枚举第一个被去掉的粉刷匠，然后计算剩下的粉刷匠会将每个栅栏刷到多少次，我们只需要看只能被刷 $1$ ......
Mapping iostat to the node exporter’s node_disk_* metrics
参考：https://www.robustperception.io/mapping-iostat-to-the-node-exporters-node_disk_-metrics/ The node exporter and tools like iostat and sar use the sa ......
CF1588 FJumping Through the Array
# CF1588F Jumping Through the Array ## 题意 你有个长度为 $n$ 的数组 $a$ 和一个长度为 $n$ 的排列 $p$，对于每一个 $i$ 有一有向边 $(i,p_i)$。 有如下三种操作： - ```1 l r``` 询问 $\sum_{i=l}^r a_i ......
论文解读（DWL）《Dynamic Weighted Learning for Unsupervised Domain Adaptation》
[ Wechat：Y466551 | 付费咨询，非诚勿扰 ] 论文信息 论文标题：Dynamic Weighted Learning for Unsupervised Domain Adaptation 论文作者：Jihong Ouyang、Zhengjie Zhang、Qingyi Meng论文来 ......
[刷题笔记] CF1132F Clear the String & [CQOI2007] 涂色
[Problem1](https://codeforces.com/problemset/problem/1132/F) [Problem2](https://www.luogu.com.cn/problem/P4170) ~~双倍经验qwq~~ ### Description 初始时数组为空，每次 ......
Codeforces 1850H：The Third Letter 带权并查集
# [1850H.The Third Letter](https://codeforces.com/contest/1850/problem/H "Codeforces 1850H") ## Description: - $n$ 个人，$m$ 个条件，每次给出两个人 $a_i$ 和 $b_i$ 一维 ......
Python Web UI自动化报错 ：ResourceWarning: Enable tracemalloc to get the object allocation traceback
ResourceWarning资源警告解决方案 原因：在执行线性脚本完毕时，没有及时释放相应资源，导致内存堆积，从而造成内存溢出（如关闭浏览器等操作），此时，Python将会做出提醒； 在百度吸取 网络老师们的经验后实践，总结如下： 1.在进行测试前准备工作时，忽略警告信息 import warni ......
delegate open and send for XMLHttpRequest by rewrite the prototype
var sendProxied = window.XMLHttpRequest.prototype.send; window.XMLHttpRequest.prototype.send = function() {var object = {}; let data = arguments[0] if ......
关于python的GIL的解除——PEP 703 – Making the Global Interpreter Lock Optional in CPython
PEP地址： https://peps.python.org/pep-0703/ PEP 703 – Making the Global Interpreter Lock Optional in CPython ......
InnoDB – the best storage engine for MySQL?
https://dev.mysql.com/doc/refman/5.7/en/innodb-introduction.html InnoDB is a general-purpose storage engine that balances high reliability and high pe ......
记录一下Linux下远程访问Mysql连接不上，报错The driver has not received any packets from the server.
# 问题所在 远程服务器已经提前安装好了MySQL，版本也是对应的。在ssh上可以正常进入MySQL数据库。但是其他地方无法连接上，例如navicat和IDE内部都发生报错。 # 排查 ## 1. 首先排查了一下远程服务器上mysql服务状态是否处于正常运行状态 `sudo service mysq ......
Ceil and floor of the dataframe in Pandas Python – Round up and Truncate
In this article, we will discuss getting the ceil and floor values of the Pandas Dataframe. First, Let’s create a dataframe. Example: Python3 # import ......
pip安装error：There was a problem confirming the ssl certificate
``` Could not fetch URL https://pypi.org/simple/pip/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=44 ......
Linux：user is not in the sudoers file. This incident will be reported 解决方法
学习自：user is not in the sudoers file. This incident will be reported 解决方法_一路奔跑94的博客-CSDN博客 1、原因 没有在权限文件中说明该用户具有sudo权限 2、解决步骤 1）以root身份去/etc/sudoers文件中， ......
异常FutureWarning: In the future `np.object` will be defined as the corresponding NumPy scalar.
AttributeError: module 'numpy' has no attribute 'object'. 原因：numpy版本问题，卸载重新安装对应的版本 方法 pip uninstall numpy==1.19.2(根据自己的版本需要，安装对应的版本) 操作如下： ......