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报错:The server time zone value ‘�й���ʱ��’ is unrecognized or represents more than one time zone
在运行项目的时候遇到了这样一个报错，是数据库的问题但是不知道是什么原因，在网上搜了一下发现只需要在url后面加上serverTimezone=UTC这串代码就行了 例如 jdbc:mysql://localhost:3306/result?characterEncoding=UTF-8&server ......
MIGO Runtime Errors MESSAGE_TYPE_X program SAPLCKM4 in PERIODENART_BESTIMMEN
用户在测试环境执行MIGO，系统dump 检查系统后，发现是物料账期错误 修改账期，系统正常 ......
Soil and Water Loss in Southern Jiangxi
Ganzhou, a typical red soil hilly area in Jiangxi province, is a pilot area for high-quality development of soil and water conservation in China. Thro ......
在CentOS7上更改端口号时报错：Job for sshd.service failed because the control process exited with error
1、问题描述 在在CentOS7×上更改端口号时报错: “Job for sshd.service failed because the control process exited with error code.See ‘systemcl status& sshd service" and fo ......
1418 -This function has none of DETERMINISTIC, NO SQL, or READS SQL DATA in its declaration
今天在mysql中创建函数的时候，报错如下： ERROR 1418 (HY000): This function has none of DETERMINISTIC, NO SQL, or READS SQL DATA in its declaration and binary logging is ......
How to Find the Size of a DB2 Database
How to Find the Size of a DB2 Database EMBER CROOKS JUNE 19, 2012 15 COMMENTS How big is it? How much space do we need if we copy it? How big will it ......
Could not resolve placeholder '' in value "${}"
Could not resolve placeholder '' in value "${}" 背景 用Jenkins构建maven自动化打包时，因为需要从properties文件读取参数来区分是本地Debug版还是正式上线版，配置完就不能用了。 Failed to load Application ......
Urbanization Problem in CHINA
Urbanization Rapid urbanization has taken place in China ever since the economic development and socioeconomic changes of the 1980s. Approximately 40% ......
Unveiling the Dangers of Land Pollution
Unveiling the Dangers of Land Pollution Land, the very foundation of life, sustains ecosystems, supports agriculture, and provides spaces for human ha ......
Water Pollution: The defination, types, causes, effects and meatures.
What is water pollution? Water pollution can be defined in many ways. Usually, it means one or more substances have built up in water to such an exten ......
Water Pollution in China
Water pollution is a major environmental problem worldwide, especially in developing countries. By 1989, 436 of China's 532 rivers were polluted. In 1 ......
3 ways light pollution harms the planet - and what we can do about it
Light pollution not only impacts the environment, but our health too. ·Global light pollution has increased by 49% over 25 years to 2017, new research ......
Air Pollution in China
Detail Air pollution Of the 522 cities monitored in 2005, 11% were considered heavily polluted and only 56% had air quality that met the State Environ ......
pip3 install xxx, Fatal error in launcher: Unable to create process using '"C:\Software\Python310\python.exe" "D:\xxxx\Software\Python310\Scripts\pip3.exe" install shutil': ???????????
重装系统后, 移动了python所在目录后, 使用 pip3 install xx 提示: Fatal error in launcher: Unable to create process using '"C:\Software\Python310\python.exe" "D:\Aliwall\ ......
「CF715E」Complete the Permutations
\(\text{「CF715E」Complete the Permutations}\) \(\text{Link}\) \(\text{Describe}\) 给定长为 \(n\) 的且部分确定的置换 \(p,q\)。定义 \(p,q\) 距离为通过交换 \(p\) 任意两项变为 \(q\) 的最 ......
#期望dp#CF1810G The Maximum Prefix
洛谷题面 CF1810G 分析 考虑最大前缀和满足两个条件，就是所有前缀和都不超过，以及一定有一个等于。 那么就要保证它能达到最大值且一直不能高于它 设 \(dp[i][j][0/1]\) 表示前 \(i\) 个数离达到最大值还需要 \(j\) 且未/已经达到过最大值。 初始化就是 \(dp[0][ ......
PAT甲级【1014 Waiting in Line】
考察双向链表 import java.io.IOException; import java.io.InputStreamReader; import java.io.StreamTokenizer; import java.util.LinkedList; public class Main { ......
Cannot connect to the Docker
执行docker基础命令失败！ Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running? 原因：docker服务没有启动。 解决方法：执行 systemctl s ......
B. The Walkway
大意： B. The Walkway 在一个二维公园中,有n个椅子，从一个一直到另一个椅子的时间为d,有m个卖饼干,分布在$s_i$椅子旁边, 当且仅当以下条件中至少有一个成立时，他才会在$ i$长凳附近吃饼干： 在第 $i$个长凳附近有一个卖饼干的人。那么 Petya 就会从卖饼干的人那里买一块饼 ......
referencing included files in pandoc markdown for docx output
I have multiple markdown files to become a Word doc: pandoc -f markdown --toc -o out.docx file1.md dirA\file2.md dirB\file3.md If you specify multiple ......
[LeetCode] 2558. Take Gifts From the Richest Pile
You are given an integer array gifts denoting the number of gifts in various piles. Every second, you do the following: Choose the pile with the maxim ......
macos pip3 安装 mycli/scrapy 路径报错 WARNING: The script tabulate is installed in '/Users/modys/Library/Python/3.9/bin' which is not on PATH.
WARNING: The script tabulate is installed in '/Users/modys/Library/Python/3.9/bin' which is not on PATH. python没有添加到环境变量 export PATH=/Users/<you>/Libr ......
#dp，二项式反演，容斥#CF285E Positions in Permutations
题目 问有多少个长度为 \(n\) 的排列 \(P\) 满足 \(|P_i-i|=1\) 的 \(i\) 的个数恰好为 \(k\) 个 分析 设 \(dp_{i,j,k}\) 表示前 \(i\) 个数钦定 \(j\) 个数满足上述条件且现在 \(i\) 和 \(i+1\) 因此被占用的方案数。 那么 ......
Why do I hear a NoiseHiss in the IEM system
# Why do I hear a Noise/Hiss in the IEM system? ``` Why do I hear a Noise/Hiss in the IEM system? The most common hiss that is referred to is caused b ......
2023-10-27 Module not found: Error: Can't resolve 'D:/xx/xx/src/pages/yyy/zzz' in 'D:\xx\xx\src\.umi\core' ==》删除route.js中所对应的zzz模块路径
问题描述：react+antd业务中删掉了一个文件夹，重新编译报错。 报错：在'D:\xx\xx\src\.umi\core'路径里面无法找到模块zzz。 原因：是因为你只是把本地文件zzz给删了，但是在route.js里面还保留着它的路径，所以umi识别不到就报错了。 解决方案：在route.js ......
docker: Error response from daemon: Conflict. The container name "/web" is already in use by container ......
问题：docker启动docker容器时报错docker: Error response from daemon: Conflict. The container name is already in use by container You have to remove (or rename) t ......
EF出现错误：An error occurred while updating the entries. See the inner exception for details.
问题：EF出现错误An error occurred while updating the entries. See the inner exception for details 场景：适用Excel批量导入数据时，提示了以上错误 解决思路： 1、查看是否有重复的主键 2、是否有不可为空的字段没有 ......
CF1883D In Love
思路 如果每一次加或者删一个区间，再去暴力找有没有互不相交的区间的话，铁定 TLE。 那么，我们考虑维护有多少对互不相交的区间，那么每次加或者删一个区间，就去算这个区间对答案的贡献，然后再看答案是否为 \(0\) 即可快速判断有没有互不相交的区间。 现在考虑如何计算一个新加入或者删去的区间能让互不相 ......
Paper Reading: WCDForest: a weighted cascade deep forest model toward the classifcation tasks
针对 gcForest 存在的一些缺点，本文提出了一种 WCDForest 模型来提高小样本分类数据集的准确率。为了提高 WCDForest 的特征提取能力，提出了一种等量多粒度扫描模块，可以平等地扫描边缘特征。提出了类向量加权模块和特征增强模块，它们重新评估了 RF 在多粒度扫描和级联森林阶段的分... ......