With
try-with-resources语句
try-with-resources语句 try-with-resources语句是一种声明了一种或多种资源的try语句。资源是指在程序用完了之后必须要关闭的对象。try-with-resources语句保证了每个声明了的资源在语句结束的时候都会被关闭。任何实现了java.lang.AutoClos ......
[Compose] Asynchronous Reactive Data with Promises
Let’s make using the observers asynchronous! This way we can update the data and have multiple observers run asynchronously. class AsyncData { constru ......
在vue3中使用element-plus页面重置报ResizeObserver loop completed with undelivered notifications.
在main.js中 const debounce = (fn, delay) => { let timer = null; return function () { let context = this; let args = arguments; clearTimeout(timer); time ......
HDU 5834 Magic boy Bi Luo with his excited tree
题意： 给出一棵\(n\)个节点的树，树上每一个节点都有一个权值\(v\)，每条边都有一个代价\(w\)，从一个点出发，经过一个点可以得到等同于其点权的收益，经过一个点可以得到等同于其点权的收益，经过一条边可以得到等同于其权值的代价，点权只会获得一次，但是代价会花费多次。 对于每个点，询问从这个点出 ......
Torch not compiled with Cuda enabled 解决办法
确保下方指令运行有效： nvcc --version 进入指定虚拟环境下运行下方指令： conda install pytorch==1.11.0 torchvision==0.12.0 torchaudio==0.11.0 cudatoolkit=11.3 -c pytorch 参考来源 ......
vue_error_Runtime directive used on component with non-element root node. The directives will not function as intended
翻译: '运行时指令，用于非元素根节点的组件。这些指令将无法发挥预期的作用'; 这个错误发生在我将v-show放在自定义组件上时, 我想是因为自定义组件在渲染时会被自定义组件的内部元素替换, 因此设置是无效的 解决: 在自定义组件外加一个div, 把v-show写在div上 ......
Go - Wrapping an Error with Other Errors
Problem: You want to provide additional information and context to an error you receive before returning it as another error. Solution: Wrap the error ......
[LeetCode] 2334. Subarray With Elements Greater Than Varying Threshold_Hard tag: dp, stack
You are given an integer array nums and an integer threshold. Find any subarray of nums of length k such that every element in the subarray is greater ......
Setting up development environment with Ubuntu 22.04
0. Dont' use Snap & Ubuntu appliation store. 90%的问题可以通过重启解决 改了IP后需要，禁用网络后再开启才生效 1. Input: https://shurufa.sogou.com/linux/guide 2. IDE: https://www.je ......
[Linux] Compile and Build h5py with MPI
How to Install H5PY-MPI 0. Preparation linux system gcc anaconda/miniconda 1. Install open-mpi Go to "https://www.open-mpi.org/software/". Download th ......
Measuring Node Contribution to Community Structure With Modularity Vitality
Measuring Node Contribution to Community Structure With Modularity Vitality 用模块性生命力度量节点对社区结构的贡献 摘要 社区感知中心性是网络科学中一个新兴的研究领域，关注节点在社区结构中的重要性。先前的方法扩展了经典的中心 ......
Could not open client transport with JDBC Uri: jdbc:hive2://node1:10000: java.net.ConnectException: 拒绝连接 (Connection refused) (state=08S01,code=0)
今天发现连接beeline是时候连接不上，不应该啊昨晚还可以的qaq 破案了，我启动了metastore之后忘记去启动hiveserver2 hiveserver2都没启动能连上就怪了 一定一定要记得启动顺序！！！ hadoop+metastore+hiveserver2+beeline ......
AT_abc321_f [ABC321F] #(subset sum = K) with Add and Erase 题解
AT_abc321_f [ABC321F] #(subset sum = K) with Add and Erase 题解 题目大意 现在有一个空箱子。给你两个数 \(Q, K\)，然后给你 \(Q\) 行，每一行代表一个操作： \(+ x\)，即向箱子里加一个权值为 \(x\) 的小球。 \(- ......
Oracle中start with connect by prior 使用方法
一、语法 { CONNECT BY [ NOCYCLE ] condition [AND condition]... [ START WITH condition ] | START WITH condition CONNECT BY [ NOCYCLE ] condition [AND condi ......
Max retries exceeded with url: / (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x000001A73833FD00>: Failed to establish a new connection: [WinError 10060]
报错 Max retries exceeded with url: / (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x000001A73833FD00>: Failed to establ ......
使用with 打开一个网页
from selenium import webdriver from time import sleep with webdriver.Chrome() as driver: # with 上下文管理协议 # 目的在于从流程图中把try, except 和finally 关键字和资源分配释放相关代 ......
[IJCAI 2023]Preventing Attacks in Interbank Credit Rating with Selective-aware Graph Neural Network
[IJCAI 2023]Preventing Attacks in Interbank Credit Rating with Selective-aware Graph Neural Network 问题 文章研究的是对银行间信用评价的攻击的预防。点是银行，边是银行间的借贷关系。 攻击方式有特征攻击 ......
[885] How to generate automated tables in Word document with Python
ref: How to Generate Automated Word Documents with Python ref: docxtpl快速上手使用,数据填入以及循环写入表格 Creating a Template Before you can proceed, you must first c ......
ORA-02303: cannot drop or replace a type with type or table dependents，即无法使用类型或表的相关性来删除或取代一个类型
ORA-02303: cannot drop or replace a type with type or table dependents，即无法使用类型或表的相关性来删除或取代一个类型 在修改一个Type的时候，提示了这个信息 ORA-02303: cannot drop or replace ......
[20230908]Oracle Index Range Scan with LIKE Condition on Wildcard '_'.txt
[20230908]Oracle Index Range Scan with LIKE Condition on Wildcard '_'.txt--//昨天看链接：http://ksun-oracle.blogspot.com/2023/09/oracle-index-range-scan-wit ......
OpenGL with GLFW GLAD and CMAKE
0. 前言 首先，无论是在youtube还是网站上，许多OpenGL的环境配置都是在VS studio里配置的，个人比较喜欢使用VS code，以及Cmake. 下文给出了一个Cmake版本关于 GLFW GLAD 的编译环境。 另外，感谢分享知识的人。 具体的代码已放入 github 中, 代码地 ......
How to print a string with a variable by using the echo command in the shell script All In One
How to print a string with a variable by using the echo command in the shell script All In One
Node.js & nvm
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[880] Calculate Field in ArcGIS Pro (with python code)
Firstly, we should define a function. def IsFlood(join_count): if join_count > 0: return "Yes" else: return "No" Secondly, we should call this functio ......
可视化ValueError Cannot mask with non-boolean array containing NA NaN values
bug:raise ValueError(na_msg) ValueError: Cannot mask with non-boolean array containing NA / NaN values 对应的代码: asian_countries = region_data.dropna(sub ......
Ranking Distillation: Learning Compact Ranking Models With High Performance for Recommender System
目录概符号说明Ranking Distillation代码 Tang J. and Wang K. Ranking Distillation: Learning compact ranking models with high performance for recommender system. ......
解决安装wsl时候报错的问题： WslRegisterDistribution failed with error: 0x800701bc
在Win10 或者Win 11上安装wsl的时候，可能会遇到如下的错误信息： Error: 0x800701bc WSL 2 ?????????????????? https://aka.ms/wsl2kernel Press any key to continue... 这个是由于系统内置的WSL ......
yarn 出现 【 info There appears to be trouble with your network connection. Retrying... 】超时问题解决
第一种解决方案 # 调整为taobao镜像源 yarn config set registry https://registry.npm.taobao.org 我用了没用，可以试试 第二种解决方案 要在项目根目录下创建后缀名为 .yarnrc 的文件，并设置 network-timeout 的值为 ......
论文解读（FixMatch）《FixMatch: Simplifying Semi-Supervised Learning with Consistency and Confidence》
Note：[ wechat：Y466551 | 可加勿骚扰，付费咨询 ] 论文信息 论文标题：FixMatch: Simplifying Semi-Supervised Learning with Consistency and Confidence论文作者：论文来源：2020 aRxiv论文地址： ......
Replacing gcc and g++ with GNU version in macOS
After we install Xcode Command Line Tools, we will get gcc and g++ in /Library/Developer/CommandLineTools/usr/bin and the same contents in /usr/bin. B ......
Could not create connection to database server.] with root cause
场景： 这几天在学springboot，入门引用mybatis遇到一些问题。排查了半天，真的哭死，记录一下。问题如题。 解决： 主要是mysql驱动不同导致的。我连接的mysql是8.0.22，然后我pom中的mysql驱动版本是5.0什么的，害得我看xml看了半天。改一下就好。 参考： https ......