limited being rate 429

[日志管理] 启动程序时,因报“log4j-slf4j-impl cannot be present with log4j-to-slf4j”错误而导致程序终止运行[转发]

此错误出现过了几次了,有必要记录一下。 # 1 问题描述 运行测试用例的spring-boot Java程序片段时,报如下错误: ``` log SLF4J: Class path contains multiple SLF4J bindings. SLF4J: Found binding in [ ......
程序 4j log4 log4j-to-slf log4j-slf

GDB021BE05 HIEE300766R0005确保保护电气装置和人员免受直接和间接接触

GDB021BE05 HIEE300766R0005确保保护电气装置和人员免受直接和间接接触 GDB021BE05 HIEE300766R0005 GDB021BE05 HIEE300766R0005 面板保护继电器 - 漏电继电器 (ELR)、接地故障继电器 (EFR) 和缺相继电器 (PFR)在 ......
装置 电气 300766R 人员 300766

django.db.utils.integrityerror: (1048, "Column 'phone' cannot be null")

1 背景: 模型表中字段为: phone = models.CharField(default='', max_length=64, verbose_name=u'电话', blank=True) 2 分析: 在保存模型实例时, ‘phone’被设置为空值. 但是该字段在数据库中被设置为(NOT N ......
quot integrityerror django Column cannot

java.lang.ClassCastException: com.alibaba.fastjson2.JSONArray cannot be cast to java.lang.String的解决

是这样的,今天跟着写springboot项目的时候,前端登录的时候报403错误。检查了半天,是后端的问题 报错代码: 第二句 报错提示如下 说是JSONArray不能转String,但我这也不是JSONArry转String而是Object转String啊。 网上搜了半天,用了好多种方法也没什么用 ......

报错问题谷粒商城 Oss endpoint can‘t be empty

报错信息:Caused by: java.lang.IllegalArgumentException: Oss endpoint can’t be empty. 网上查了一下说有两种可能 第一种是springboot和springcloud版本不对应 第二种错误说的是oss.yml格式错误 建议优先 ......
谷粒 endpoint 商城 问题 empty

论文阅读 | Learn from Others and Be Yourself in Heterogeneous Federated Learning

**在异构联邦学习中博采众长做自己** 代码:https://paperswithcode.com/paper/learn-from-others-and-be-yourself-in **摘要** 联邦学习中有异质性问题和灾难性遗忘。首先,由于非I.I.D(相同独立分布)数据和异构体系结构,模型在 ......

Could not find the DLL(s) 'msvcp140_1.dll'. TensorFlow requires that these DLLs be installed

python -c "from transformers import pipeline; print(pipeline('sentiment-analysis')('we love you'))"Microsoft Visual C++ Redistributable is not install ......
TensorFlow installed requires Could msvcp

expected one result (or null) to be returned by selectone(), but found: 5

以下是我的 mapper 文件的内容,是一个一对多查询。但是查询结果的 Book 映射不是一个,并且不能映射正确。 ```xml ``` 我开启了 resultMap 自动映射,所以 collection 和 resultMap 第一层都没有任何子标签。但问题就出在这里,就是因为我的主表,即 Boo ......
selectone expected returned result found

Educational Codeforces Round 149 (Rated for Div. 2)

# A. Grasshopper on a Line ```cpp #include using namespace std; #define int long long void solve(){ int x , k; cin >> x >> k; if( x % k == 0 ){ cout > ......
Educational Codeforces Round Rated 149

com.gitHub.pageHelper.PageHelper cannot be cast to org.apache.ibatis.pluin.Interceptor

可能是因为版本冲突问题PageHelper5之前与之后是配置文件有发生变化,下面这个是使用pageHelper5.1.18jar包导入。使用PageHelper分页插件(使用spring+分页插件的方式)结果忘记把mybatis的分页插件和依赖去除,结果导致排错很久(怀疑是版本冲突的问题)附上正确用 ......

Educational Codeforces Round 149 (Rated for Div.2) 题解 A~D

## [A](https://codeforces.com/contest/1837/problem/A). Grasshopper on a Line ### 题目大意 给定两个整数 $x$ 和 $k$,我们需要规划一条路线,从 $(0,0)$ 走到 $(0, x)$,同时满足我们每次走的距离不能 ......
题解 Educational Codeforces Round Rated

动态路由 出现 for supported dynamic import formats. If this is intended to be left as-is, you can use the /* @vite-ignore */ comment inside the import() call to suppress this warning.

for supported dynamic import formats. If this is intended to be left as-is, you can use the /* @vite-ignore */ comment inside the import() call to sup ......
import this 路由 vite-ignore supported

Educational Codeforces Round 149 (Rated for Div. 2)(A~F)

A. Grasshopper on a Line 题意:给出n,k,从0开始,每次可以加一个数,最快到达n需要,输出首先跳几次,然后每次跳多少,限制只有一个跳的长度不能整除k。 分析:n%k,有余直接跳,没余数,先跳一个,再跳剩余的长度。 代码: ``` #include #include #inc ......
Educational Codeforces Round Rated 149

Educational Codeforces Round 149 (Rated for Div. 2) 题解

https://codeforces.com/contest/1837 https://codeforces.com/contest/1837/problems 利益相关:上紫祭。 真的不要以为这道题放在 F 就不敢做。 压线过题的感觉真好。 ![image](https://img2023.cnb ......
题解 Educational Codeforces Round Rated

Educational Codeforces Round 149 (Rated for Div. 2)

# Preface 补题,本来这场想现场打的,但是玩**《Island》**玩的有点上头就没打了~~(逸一时,误一世~~ 然后今天发现2h30min就没啥难度的全写了,早知道昨天现场打给大号涨波分了 不过现场打以我的尿性也不知道会整出什么逆天操作,等下一个细节写挂心态一崩就开始坐牢~~(乐~~ # ......
Educational Codeforces Round Rated 149

webpack报错处理:The extension in the request is mandatory for it to be fully specified.

完整的报错提示如下: BREAKING CHANGE: The request './module2' failed to resolve only because it was resolved as fully specified(probably because the origin is s ......

Educational Codeforces Round 149 (Rated for Div. 2)

Educational Codeforces Round 149 (Rated for Div. 2) A - Grasshopper on a Line 思路:只有两种情况,x整除k时为x-1和1,否则为x void solve() { int x, k; cin >> x >> k; if (x ......
Educational Codeforces Round Rated 149

thoughts-on-My-Memories-of-Old-Beijing

读《城南旧事》 Created: 2023-05-25T18:30+08:00 Categories: ReadingNotes 最近在看《Happier》、《毛毛》,感觉不同书里一些词句和记忆中的文字相通了。 最早接触林海音的文章,可能是来自《童年·冬阳·骆驼队》: > 老师教给我,要学骆驼,沉得 ......

Educational Codeforces Round 143 (Rated for Div. 2) A-D

Educational Codeforces Round 143 (Rated for Div. 2) A. Two Towers void solve(){ int n=read(),m=read(); string s,t; cin>>s>>t; int ans=1; for(int i=0;i ......
Educational Codeforces Round Rated 143

Incorrect table definition; there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT

Incorrect table definition; there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT ......

CentOS7调整limit限制

``` ## 这是修改全局下 cat >>/etc/security/limits.conf/etc/security/limits.d/20-nproc.conf echo "session required pam_limits.so" >>/etc/pam.d/login ## 调整sshd服 ......
CentOS7 CentOS limit

git拉取代码出现“remote: The project you were looking for could not be found.”错误分析

如果输入的远程地址正确,那么极大可能是用户未登录或多个用户登录无法正确获取你想要的用户,如下图所示, 由于之前有同事在我电脑登录git账号,所以在windows凭据中保存了2个git账号,而默认使用的第一个账号的远程库中不存在我想要的目标仓库数据,就出现了“remote: The project y ......
错误 project looking 代码 remote

CodeTON Round 4 (Div. 1 + Div. 2, Rated, Prizes!) A-E

CodeTON Round 4 (Div. 1 + Div. 2, Rated, Prizes!) A. Beautiful Sequence int a[N],poi[N]; void solve(){ int n=read(),ans=0; for(int i=1;i<=n;i++){ a[i] ......
Div CodeTON Prizes Round Rated

Educational Codeforces Round 148 (Rated for Div. 2) D1. Red-Blue Operations

[Easy Version传送门](https://codeforces.com/contest/1832/problem/D1) [Hard Version传送门](https://codeforces.com/contest/1832/problem/D1) 题目大意: ![](https:// ......

注解中动态获取nacos值【attribute value must be constant】

nacos中配置环境参数 env: es: dev 注解中添加参数信息 @Data @IndexName(value = "#{@envEs}") public class EsInfo{ private Long id; } 添加配置文件获取配置数据 @Component public class ......
注解 attribute constant 动态 nacos

Educational Codeforces Round 148 (Rated for Div. 2)

# Preface 补题,这场比较简单,E之前的都能写出来,当然D的细节挺多的WA了好几发 感觉时间好不够用啊,想补的题那么多但效率好低,可能要等暑假才能集中攻克了 # A. New Palindrome 统计下出现了一次以上的字符有几种,如果大于等于两种就有解 ```cpp #include #i ......
Educational Codeforces Round Rated 148

Authentication plugin ‘caching_sha2_password‘ cannot be loaded

用navicate登录mysql8.0时报错如下: Authentication plugin ‘caching_sha2_password‘ cannot be loade 原因是mysql8 之前的版本中加密规则是mysql_native_password,而mysql8之后,加密规则是cach ......

Java的Stream流的分页,Stream的skip和limit实现分页

## 1、工具类 ```java package com.cc.testproject.utils; import com.github.pagehelper.PageInfo; import org.springframework.stereotype.Component; import java ......
Stream limit Java skip

遇到的问题之"数据库编写SQL-》子查询中加入limit报错:This version of MySQL doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery'"

一、问题 > 1235 - This version of MySQL doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery' 二、原因/解决方案 这个错误通常是由于MySQL版本太旧导致的。在旧版本的MySQL中,无法在子查询中使用LIMIT和 ......
quot 39 subquery version support

Educational Codeforces Round 148 (Rated for Div. 2) A~E

## Educational Codeforces Round 148 (Rated for Div. 2) A~E ### A. New Palindrome 对于奇回文串不能统计中心的字符,然后判断是否有不同的字符 ```c++ void work() { string s; cin >> s; ......
Educational Codeforces Round Rated 148