morning four the in

CF1051F The Shortest Statement

很经典的题了,不如说这种带有\(m-n\)很小这类限制的题的处理方法基本都如出一辙 由于图连通因此先搞个生成树出来,考虑非树边的数量很少,因此对于每组询问可以先用LCA求出两点间只经过树边的最短距离 考虑每条树边会如何影响答案,其实无非就是会经过这条树边的某个端点罢了,因此我们把非树边的端点都拿出来 ......
Statement Shortest 1051F 1051 The

npm scripts & shx All In One

npm scripts & shx All In One shx rm -rf ./dist/* ......
scripts npm amp All One

Learn Git in 30 days—— 第 27 天:通过分支在同一个远端仓库中进行版控

写的非常好的一个Git系列文章,强烈推荐 原文链接:https://github.com/doggy8088/Learn-Git-in-30-days/tree/master/zh-cn 如果在公司内部只有一个共用的 Git 远端仓库,大家都有存取权限的情況下,可能会遇到一些协同作业上的问题,那就是 ......
分支 仓库 Learn days Git

difference between a Client-Server and Sender-Receiver interface in Autosar

the difference between a Client-Server and Sender-Receiver interface in Autosar In a Client-Server interface, the client requests a service from the s ......

The Road to learn React

React基础 组件内部状态 组件内部状态也称之为局部状态,允许保存、修改和删除存储在组件内部的属性 使用ES6类组件可以在构造函数种初始化组件的状态,构造函数只会在组件初始化的时候调用一次 const list = [ { title: 'React', url: 'https://faceboo ......
React learn Road The to

docker 搭建环境出现 FastCGI sent in stderr: "Primary script unknown"

不少小伙伴在搭建好 LNMP 环境后,进行测试时,在测试页会出现 File not found. 的提示信息。查看错误日志报告显示 FastCGI sent in stderr: "Primary script unknown" while reading response header from ......
quot FastCGI Primary unknown 环境

G. Vlad and the Mountains

G. Vlad and the Mountains 题意:给你每个点的高度,从a到b需要消耗h[b]-h[a]的体力值(所以说下坡时体力值可以增加),询问一开始你有e的体力值,问是否可以从u->v点 分析: 1.a->b最终消耗的体力值一定为h[b]-h[a],如果一开始的体力值都达不到肯定无法过 ......
Mountains Vlad and the

Step by step guide to becoming a C++ developer in 2023

https://roadmap.sh/cpp https://roadmap.sh/backend ......
developer becoming guide Step 2023

QT在debug环境下的异常报错 This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.

查看错误信息:试试Release 检查 控制台 (/SUBSYSTEM:CONSOLE) 输入错误信息,修改全部报错信息后再试试Debug模式可不可以运行。 方案一:高级系统设置-环境变量- QT_QPA_PLATFORM_PLUGIN_PATH C:\Qt\Qt5.12.12\5.12.12\ms ......

DDoS All In One

DDoS All In One distributed denial-of-service attack / 分布式拒绝服务攻击 ......
DDoS All One In

System Architecture Patterns All In One

System Architecture Patterns All In One 系统架构模式 ......
Architecture Patterns System All One

Node.js Assertion API All In One

Node.js Assertion API All In One Node.js 断言 API ......
Assertion Node API All One

‘Proof of the pudding’: Global variables and PAGE_EXECUTE_WRITECOPY

‘Proof of the pudding’: Global variables and PAGE_EXECUTE_WRITECOPY UNCATEGORIZED PRODUCTION DEBUGGING, WINDBG LEAVE A COMMENT Today I was teaching a ......

【NIPS2021】Twins: Revisiting the Design of Spatial Attention in Vision Transformers

来自美团技术团队♪(^∀^●)ノシ 论文地址:https://arxiv.org/abs/2104.13840 代码地址:https://git.io/Twins 一、写在前面 本文提出了两种视觉转换器架构,即Twins-PCPVT和Twins-SVT。 Twins-PCPVT 将金字塔 Trans ......

smb this client does not support the negotiated dialect

global添加以下配置信息 [global] min protocol = LANMAN2 min protocol = SMB2 max protocol = SMB2 client min protocol = SMB2 client max protocol = SMB2 ......
negotiated dialect support client does

React in patterns

In brief > Foundation 1. Communication - Input - Output 2. Event handlers 3. Composition - Using React's children API - Passing a child as a prop - Hi ......
patterns React in

Express.js read and write image file All In One

Express.js read and write image file All In One Node.js res.sendFile res.sendFile(path [, options] [, fn]) res.sendFile() is supported by Express v4.8 ......
Express image write file read

F. Lisa and the Martians

F. Lisa and the Martians 问题求y =(a[i] ^ x)& (a[j] ^ x)最大,可知x可自由选择,那么我们就考虑y怎么取最大值 1.根据&,可知a[i]a[j]1时,二进制该位置为1,若x可使得俩位置为1,那么就转换成最多的a[i]==a[j]的位置,也就是a[i]^ ......
Martians Lisa and the

Exception in thread "main" java.lang.UnsupportedClassVersionError: org/example/JobMain has been compiled by a more recent version of the Java Runtime (class file version 61.0), 问题的解决(未解决)

问题描述 使用hadoop在虚拟机里面运行打包的程序出错: 问题解决 真的服了,貌似是jdk的版本啥的问题,搜了好多,就是解决不了,求助求助啊! ......

望着蓝天 望着大海 望着地平线 All In One

望着蓝天 望着大海 望着地平线 All In One music 再见中国海 4 in Love ......
地平线 蓝天 大海 All One

The 2021 ICPC Asia Macau Regional Contest

A. So I'll Max Out My Constructive Algorithm Skills 首先一行正一行反的把所有的行拼到一起,然后判断一下正着走时候合法不合法就反过来走就好。 #include <bits/stdc++.h> using namespace std; #define ......
Regional Contest Macau 2021 ICPC

The 2022 ICPC Asia Jinan Regional Contest

A. Tower 首先用了 dp 验证出把一个数字变成另一个数字的最优解一定是能除就先进行除法,然后再使用加一减一。 这样我们就有\(O(\log n)\)的复杂度求出把一个数变成另一个数的最小代价。 然后就是猜测最终的目标一定是某个数除了若干次二得到的。所以就枚举一下目标即可。 #include ......
Regional Contest Jinan 2022 ICPC

This generated password is for development use only. Your security configuration must be updated before running your application in production.问题的解决

问题描述 在我加上spring-boot-starter-security的依赖之后,启动项目报出来这样的错误: 问题解决 在启动类的注解上,加上这么一段代码就ok啦! 启动成功: ......

C语言:‘for‘ loop initial declarations are only allowed in C99 mode

求最大公约数之 穷举法 mistake: because: 只允许在C99模式下使用‘for’循环初始化声明 solution:不在for()中初始化生命变量 ......
declarations allowed initial 语言 loop

styled-components & CSS pseudo classes All In One

styled-components & CSS pseudo classes All In One ::after & ::before CSS 伪元素 ......

asp.net mvc Core 网页错误提示:An unhandled exception occurred while processing the request.处理请求时发生未处理的异常。

网页错误提示: An unhandled exception occurred while processing the request. InvalidOperationException: The entity type 'IdentityUserLogin<string>' requires ......

The 2018 ACM-ICPC Asia Qingdao Regional Contest, Online (The 2nd Universal Cup

The 2018 ACM-ICPC Asia Qingdao Regional Contest, Online (The 2nd Universal Cup. Stage 1: Qingdao) J - Press the Button \(1 \leq a, b, c, d \leq 10^6\) ......
The Universal ACM-ICPC Regional Contest

vue-router.esm.js:2065 Uncaught (in promise) Error: Redirected when going from "/login?redirect=%2Fhome" to "/home" via a navigation guard.

原因: vue-router路由版本更新产生的问题,导致路由跳转失败抛出该错误; 真正的原因是由于返回了一个Promise对象, 正常的跳转由then方法执行 当正常的路由跳转, 被"路由导航守卫"拦截并重新指定路由时, 由于 this.$router.push() 返回的是Promise对象, 此 ......

The 2023 CCPC Online Contest (The 2nd Universal Cup, Stage 3: Binjiang)

题解: https://files.cnblogs.com/files/clrs97/CCPC-Online-2023-%E9%A2%98%E8%A7%A3.pdf Code: A. Almost Prefix Concatenation #include<cstdio> #include<cstr ......
The Universal Binjiang Contest Online

The 20th Zhejiang Provincial Collegiate Programming Contest Sponsored by TuSimple

题解: https://files.cnblogs.com/files/clrs97/2023_ZJCPC_Tutorial.pdf Code: A. Look and Say #include<bits/stdc++.h> using namespace std; int main() { ios ......