majority 134c arc the
javax.net.ssl.SSLHandshakeException: The server selected protocol version TLS10……
问题: 报错:javax.net.ssl.SSLHandshakeException: The server selected protocol version TLS10 is not accepted by client preferences [TLS12] 解决方式: 1、修改%JAVA_H ......
Meet in the middle
我们都知道搜索是非常常用的一个东西,我们在解决不了问题的时候就会选择他来暴力寻找最优解。 一般的暴力的复杂度都是指数级,比如常见的 01 背包,复杂度就是 $O(2^{n})$,而如果我们用了 meet in the middle,就可以让我们的时间复杂度降到 $O(2^{\frac{n}{2}}) ......
org.apache.spark.shuffle.FetchFailedException: The relative remote executor(Id: 21), which maintains the block data to fetch is dead.
# 问题描述 org.apache.spark.shuffle.FetchFailedException: The relative remote executor(Id: 21), which maintains the block data to fetch is dead. 最近在做Spark ......
ARC063F题解
[ARC063F](https://www.luogu.com.cn/problem/AT_arc063_d) 白色区域一定是一个矩形。 假设我们已经知道了矩形的两个分界线 ![](https://cdn.luogu.com.cn/upload/image_hosting/d98y1jzi.png? ......
cenos7安装mysql报错:The GPG keys listed for the "MySQL 8.0 Community Server"
rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2022 执行以上语句后,重新执行安装语句即可。 yum install mysql-community-server ......
npm install 报错 npm ERR! gyp verb check python checking for Python executable "python2.7.15" in the PATH
今天新启动一个项目,在 npm install 安装依赖项时出现报错。 $ npm install > husky@0.14.3 install D:\programs\rubik-web\node_modules\husky > node ./bin/install.js husky settin ......
Could not fetch URL https://pypi.org/simple/keras-bert/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443):
pip下载包的时候报错 Could not fetch URL https://pypi.org/simple/keras-bert/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pyp ......
carefree茄哩啡 和 make the moment better
carefree, 无忧无虑的,就是龙套人员喽,什么都无所谓,没有respsonsiblity什么都不在乎,中心的人不抱怨,抱怨的人不在中心。 每时每刻都有很多flow 穿过你,你要经历无数的flow,因为你的存在,你要来把这个flow变得更好,这就是你的影响力impact. ......
The Summer Holiday Trip
打算在此记录自己的暑假生活。 ### 6.29 放假啦 ~~其实几天前就放了,但忘记写了...~~,期末考的还不错,$296.5$的样子(GD小六)。\ 初中是个还不错的学校,要住宿。不过学校很大,设施很新,唯一不好的就是见不到小学同学了qwq...\ 当即便刷了几道莫队来泄泄愤。\ 刷了几道思维题 ......
ARC133E 题解
# [ARC133E] Cyclic Medians 题解 ## Links [Luogu](https://www.luogu.com.cn/problem/AT_arc133_e) [AtCoder](https://atcoder.jp/contests/arc133/tasks/arc133 ......
spring报错-Caused by: java.lang.IllegalArgumentException: Unsupported class file major version 63
这个错误原因是因为JDK版本过高,改一下版本就行了 把里面的19改成8 这样就行了 ......
UDPG and Lung Cancer Metastasis: Unraveling the Relationship
Lung cancer is one of the malignant tumors with fast-growing morbidity and mortality and the worst prognosis. The development of molecular biology and... ......
【转】python踩坑(FileNotFoundError: Could not find module '此处省略了一些路径win_amd64.dll' (or one of its dependencies). Try using the full path with constructor syntax.)
1、报错 (FileNotFoundError: Could not find module '此处省略了一些路径\site-packages\scipy\.libs\libbanded5x.GL5FZ7Y77HIKQFNMZKUOMV5GID6YMX2V.gfortran-win_amd64.dl ......
题解 ARC163C【Harmonic Mean】
没想出来什么优美的解法,来个乱搞。 特判平凡情况 $n\le 2$,其中 $n=1$ 显然有 $1=\frac{1}{1}$,$n=2$ 无解。 众所周知 $1=\frac{1}{2}+\frac{1}{4}+\frac{1}{8}+\cdots+\frac{1}{2^k}+\frac{1}{2^k ......
在Vscode使用命令npm报错-The operation was rejected by your operating system. npm ERR! It's possible that the file was already in use (by a text editor or antivirus)
##报错信息: PS D:\disk\xubo\个人博客文章\27-Vue\资料(含课件)\vuedemo\vueproject> npm i pubsub-js npm ERR! code EPERM npm ERR! syscall open npm ERR! path D:\disk\soft ......
【每日一题】Problem 289B. Polo the Penguin and Matrix
[原题](https://codeforces.com/problemset/problem/289/B) #### 解决思路 1. 题目要求将所有元素通过 **+-** 的方式变成同一个元素 $e$,那么就需要找到一个点,计算小于(或大于)$e$ 的所有点所需变化总次数 2. 因此可以将二维数组转 ......
E:[IU] : Failed to open the configuration file! Exiting...
This is outside Qt's scope, the message is not printed by Qt. From the linked discussion it would seem that the message is output by the Intel graphic ......
What does the term epoch mean? Why it is so important?
在人工智能中,"epoch"(中文称为"训练轮次"或"周期")是指训练神经网络时将整个训练数据集通过神经网络进行一次正向传播和反向传播的过程。 每个"epoch"包含一次前向传播和一次后向传播,用于更新神经网络的参数。在每个"epoch"中,神经网络对整个训练数据集进行一次学习和优化,以逐渐提高模型 ......
智能计算理论:Please write down the procedure of PSO algorithm.
粒子群优化(Particle Swarm Optimization,PSO)算法是一种基于种群的优化算法,灵感来源于鸟群或鱼群的社会行为。下面是PSO算法的一般过程: 初始化粒子群:创建一个粒子群,其中每个粒子表示问题的一个潜在解。在搜索空间内随机初始化粒子的位置和速度。 评估适应度:根据每个粒子的 ......
【题解】#373. 「USACO1.1」Friday the Thirteenth 题解(2023-07-01更新)
# #373. 「USACO1.1」Friday the Thirteenth 题解 ## **[题目传送门](https://qoj.fzoi.top/problem/373)** **欢迎大家指出错误并联系这个蒟蒻** ## 更新日志 - **2023-02-01 17:20 文章完成** - ......
Table flags are 0 in the data dictionary but the flags in file ./ibdata1 are 0x4800!
# 1、问题截图 cat /var/log/mysql/error.log ``` sql 2019-01-28T09:49:57.076019Z 0 [ERROR] [FATAL] InnoDB: Table flags are 0 in the data dictionary but the f ......
Wild Patterns: Ten Years After the Rise of Adversarial Machine Learning---reading
# Wild Patterns: Ten Years After the Rise of Adversarial Machine Learning reading - 攻击目标 - 安全破坏 - 完整性破坏: 逃避检测,而不影响正常的系统运行 - 可用性破坏: 使得合法用户不能正常使用系统 - 隐私 ......
The proxy difference between mitmproxy and fiddle
# Description 1. A bank webside , I can caught the https flows when to use fiddle ; 2. And I caught fail of the https flows when to use mitmproxy , - ......
Educational Codeforces Round 151 F. Swimmers in the Pool
### 一.前言 本来打算打打这个比赛玩玩,结果同学找我打游戏王去了,就没打现场(逃) 因为是一道不错的数学题,来写写补题的题解 这里点名批评 @[HOLIC](https://codeforces.com/profile/HOLlC) 喂给我的假题意,让我查错大半天,最后发现题意错了还重新推了好多 ......
E: Could not open lock file /var/lib/dpkg/lock-frontend - open (13: Permission denied) E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root?
错误: E: Could not open lock file /var/lib/dpkg/lock-frontend - open (13: Permission denied) E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/ ......
Vue3 vite:is a JavaScript file. Did you mean to enable the 'allowJs' option?
描述 今天在vue3+vite下进行打包时,突然vscode报了一个error。 大概的意识是询问是否启用“allowJS”选项,因为该文件在程序内是指定用于编译的根文件。 提示信息已经很明确了,下面从网上摘抄了下什么是 allowJS 选项。 allowJs是1.8中新提供的选项。TypeScri ......
Cross-thread operation not valid: Control 'txtMessage' accessed from a thread other than the thread it was created on.
Winform TextBox Cross-thread operation not valid: Control 'txtMessage' accessed from a thread other than the thread it was created on. (330条消息) 解决Cros ......
CentOS7 开机异常Failed to open /sysroot/etc/fstab:Input 和 mysql无法启动 Ignoring the redo log due to missing MLOG
出现问题,系统进不去; 参考: 亲测有效 https://blog.csdn.net/Nightwish5/article/details/119640728 ......
讲座笔记2:Fairness with Censorship: Bridging the Gap between Fairness Research and Real-world Deployment
Fairness with Censorship: Bridging the Gap between Fairness Research and Real-world Deployment 主讲人:Wenbin Zhang Censorship: 会有信息的缺失 原因: Study ends - n ......