solution p9194 the of
The Solutions of Ocean Trash
Everyone can do something to help solve the plastic pollution problem, and millions of people worldwide are already taking action to reduce their plas ......
Configuration failed to find one of freetype2 libpng libtiff-4 libjpeg.
001、问题，安装 devtools中遇到如下报错：Configuration failed to find one of freetype2 libpng libtiff-4 libjpeg. 002、解决方法： [root@pc1 ~]# yum install freetype-devel l ......
import torch_geometric报错Could not find module '...\torch_sparse\_convert_cpu.pyd' (or one of its dependencies). Try using the full path with constructor syntax.
按照官网步骤安装完torch-scatter、torch-sparse、torch-cluster和torch-spline-conv等依赖项，也成功安装了torch_geometric，但在导入的时候还是报错： 原因是没有C++环境，在该网址中https://visualstudio.micros ......
Measures of Controlling Desertification
As land desertification continues to worsen, our country has taken some measures to control it. 1.Tree planting and afforestation. 2.Wind resistance a ......
No compiler detected, make sure you are running on top of a JDK instead of a JRE
Java 调 webservice 报如下错误 [2023-11-07 17:01:02.315] ERROR [scheduling-1] ToHisApiImpl.java:106 - No compiler detected, make sure you are running on top ......
Uncaught SyntaxError: The requested module '/vue3-print/node_modules/.pnpm/dayjs@1.11.9/node_modules/dayjs/dayjs.min.js?v=b0e0e64f' does not provide an export named 'default' (at Upload.vue:10:8)
前提 在项目环境 vue3.3.4 + vite4.4.11 下，安装dayjs1.11.9 报错 Uncaught SyntaxError: The requested module '/vue3-print/node_modules/.pnpm/dayjs@1.11.9/node_modules ......
Design of A Basic Computer Model With Stack Function
This post introduces how to design a basic computer model which can achieve commmon stack functions. ......
Two Types of Spells
贪心题，先假设全部都是w[i]，然后你发现最多可以放电之咒个数的两倍，贪心加上这么多w[i]（从大到小），但是你发现不能全是电之咒。 后面的限制不好用数据结构维护，考虑让数据结构维护的东西天然满足这个限制，那么直接删去一个电之咒然后选就行了。 那么肯定删去最小的电之咒。 维护的东西有： \[\sum ......
完蛋！我被 Out of Memory 包围了！
是极致魅惑、洒脱自由的Java heap space？是知性柔情、温婉大气的GC overhead limit exceeded？是纯真无邪、活泼可爱的Metaspace？如果以上不是你的菜，那还有……刁蛮任性，无迹可寻的CodeCache！性感火辣、心思细腻的Direct Memory高贵冷艳，独... ......
[翻译]——How the MySQL Optimizer Calculates the Cost of a Query (Doc ID 1327497.1)
本文是对这篇文章How the MySQL Optimizer Calculates the Cost of a Query (Doc ID 1327497.1)的翻译，翻译如有不当的地方，敬请谅解，请尊重原创和翻译劳动成果，转载的时候请注明出处。谢谢！ 适用于： MySQL 4.0 及后续更高的版 ......
XXII Open Cup named after E.V. Pankratiev, Grand Prix of Daejeon 部分题解
省流：A、B、C、E、H、K、L。 D 和 I 之后可能会看心情补，剩下的题大概这辈子都不会做了。 A. Points 有两个由二维平面上的点组成的可重点集 \(U,V\)。如下定义 \(D(U,V)\)： 当 \(U,V\) 中存在一个为空时，\(D(U,V) = -1\)。 否则 \(D(U,V ......
报错：bucketId out of range: -1 (state=,code=0)
一、背景 datax同步postgre库表数据到hive表，同步完成后select报错 java.io.IOException: java.lang.IllegalArgumentException: Bucket ID out of range: -1 二、代码 1.hive 建表语句 creat ......
查询列表时参数有限制提示The server supports a maximum of 2100 parameters.
1 public ActionResult Export(SAPPRItemSearchVM searchvm) 2 { 3 searchvm.SetFilter(MyPRItemReader, this.GetWorkingUser(true)); 4 5 IList<SAPPRItemDTO> ......
【转载】The Beginner’s Guide to Creating and Selling Cheat Sheets
【from】https://medium.com/practice-in-public/the-beginners-guide-to-creating-and-selling-cheat-sheets-23756af06b12 This is 10x better than your 50-page ......
第五周阅读笔记|人月神话————胸有成竹（Calling the Shot）
这个章节标题是胸有成竹，而要做到胸有成竹就必须在项目计划阶段我们对项目的预测和估算都需要很准确。因此整个章节的内容就是在讲估算，而估算就涉及到预测和估算模型，估算要做到准确必须通过前期多个历史项目和版本的积累，同时通过历史版本和数据的积累来发现预测指标Y和相应的估算因子X之间的关系。这样建立出来的估 ......
How to prevent salinization of land
How to prevent salinization of land 一．Measures: 1.It can be analyzed and operated by leveling the land, improving cultivation, fertilization, sowing, ......
P9821 [ICPC2020 Shanghai R] Sum of Log
原题链接 题意，求： \[\sum_{i=0}^{X}\sum_{j=[i=0]}^{Y}[i\&j=0]\lfloor\log_2(i+j)+1\rfloor \]为简洁，记 \(\lg(x)=\lfloor\log_2(x)\rfloor,n=\max(X,Y)\) 由于 \(i\&j=0\) ......
cf1834E. MEX of LCM（维护右端点计算区间lcm）
cf1834E 首先可以估计一下答案的量级，因为小于答案的质数都要必须要出现，5e6以内的质数大概就是3e5，所以答案不超过5e6。 我们维护以i右端点的lcm的值，这些值的数量不会太多，因为每次增长都至少×2，所以是log级别。 每次新加的时候记得更新和去重即可。 #include<cstdio> ......
Entering China's strategies of water pollution and identifying an effective measure, as well as its working principle and impact
Water Pollution Control Strategies in China(Some examples) (1)China’s strategy for controlling water pollution focused first on reducing the discharge ......
The Policy to Solve Air Pollution
One of the many specific measures and policies China has implemented to solve the problem of air pollution is to implement the Action Plan for the Pre ......
[LeetCode] 1535. Find the Winner of an Array Game
Given an integer array arr of distinct integers and an integer k. A game will be played between the first two elements of the array (i.e. arr[0] and a ......
Treatment of soil salinization
Treatment of soil salinization Strengthen agricultural management, as far as possible reasonable planting. We can improve water conservancy and streng ......
CF390B Inna, Dima and Song Solution
转裁自我的洛谷博客 ：https://www.luogu.com.cn/blog/653832/solution-cf390b 题目传送门 思路： 如果 $b_i \le 1$ 则无解。 如果 ceil((double)b[i]/2)>a[i]，即最好情况下，两个人的音量平均，但是较大的音量还是大于 ......
Store config in the environment
Store config in the environment https://12factor.net/config The twelve-factor app stores config in environment variables (often shortened to env vars ......
qt---主进程加载一个子进程的方法以及其中遇到“Calling a private constructor of class 'QString'”
.pro QT += core gui greaterThan(QT_MAJOR_VERSION, 4): QT += widgets CONFIG += c++17 # You can make your code fail to compile if it uses deprecated API ......
Viper —— configuration solution for Go
1. support several formats of configuration config.yaml name: 'bobby' port: 12334 main.go to quick start package main import ( "fmt" "github.com/spf13 ......
e1000e 0000:00:1f.6: The NVM Checksum Is Not Valid
Ubuntu20.04系统，遇到 I219 网卡不能用的问题，查看dmesg得到如下信息： 解决办法： 1. 下载Intel官方工具Boot Utility: 下载地址：https://www.intel.com/content/www/us/en/download/15755/intel-ethe ......
Proj. Unknown: Deciding Differential Privacy of Online Algorithms with Multiple Variables
Paper https://arxiv.org/abs/2309.06615 Abstract 背景： 自动机A被称作查分隐私自动机：当对某些D，对任何隐私预算ε>0,该自动机是Dε-differentially private( A DiP automaton is a parametric au ......