is

centos登陆报错:System is booting up. Unprivileged users are not permitted to log in yet. Please come back later. For technical details, see pam_nologin(8).

问题:开机后ssh到服务器出现此报错,大概意思是系统正在启动中非授权用户不允许登录, 解决:不需要处理,等会儿系统彻底起来后重新登陆就没有了,对应文件在/run/nologin ......

[Flink] Flink作业报错:Caused by: The connector is trying to read binlog starting at GTIDs ..., but this is no longer available on the server[转载]

这个问题,属于偶现问题。通常几个月才偶现一次。 因为上周五又出现了一次,且团队内多位小伙伴都遇到过。故此,这次特别记录下,以加强印象。 1 问题描述 Flink作业报错:Caused by: The connector is trying to read binlog starting at GTI ......
Flink available connector starting Caused

WARNING: You are using pip version 20.1.1; however, version 23.0.1 is available.问题的解决

在使用终端界面下载Python第三方库时 发出警告:WARNING: You are using pip version 20.1.1; however, version 23.0.1 is available. 问题解决 点击开始,再进入Windows系统,然后再点击命令提示符,右键选择以管理员身 ......
version available WARNING however 问题

Transformer网络-Self-attention is all your need

一、Transformer Transformer最开始用于机器翻译任务,其架构是seq2seq的编码器解码器架构。其核心是自注意力机制: 每个输入都可以看到全局信息,从而缓解RNN的长期依赖问题。 输入: (待学习的)输入词嵌入 + 位置编码(相对位置) 编码器结构: 6层编码器: 一层编码器 = ......

SpringBoot配置了数据库依赖 报错: Failed to configure a DataSource: 'url' attribute is not specified and no embe

错误 2023-04-15 11:56:16.025 INFO 12028 [ restartedMain] ConditionEvaluationReportLoggingListener : Error starting ApplicationContext. To display the co ......

TypeScript 报错:Type '({ filename: string; createTime: string; filePath: string; fileId: number; } | undefined)[]' is not assignable to type 'PiFile[]'.

问题: 因为TypeScript不支持直接给一个接口类型的变量 赋一个未知的值。 如 const a:A = { name:'s' }; 你需要给这样的对象或数组值使用as 指定一个类型。 正确写法: const a:A = { name:'s' } as A; 数组写法一样: const a:A[ ......
string 39 TypeScript createTime assignable

Ubuntu开机卡“A start job is running for wait for network to be Configured”的解决方法

问题 虚拟机安装ubuntu22.04 TLS系统后,开机总会卡在等待网络连接好长时间。 卡在 A start job is running for hait for Network to be Configured (1min 40s / no) 这里 如图所示 解决办法 进入系统后,打开终端,输 ......
Configured for running network 方法

Linux中使用ntpdate同步失败报错:14 Apr 08:42:12 ntpdate[1255]: the NTP socket is in use, exiting:解决方法.

报错信息: 报错原因: 1、可能是因为同步的域名信息没有解析到。 2、可能是因为服务的问题导致没有同步成功。 解决方法: 1、先关闭ntpd服务。 [root@k8s-master01 ~]# service ntpd stop Redirecting to /bin/systemctl stop ......
ntpdate exiting 方法 socket Linux

Visual Stadio 编译提示 The BaseOutputPath/OutputPath property is not set for project ...

完整的错误信息是: The BaseOutputPath/OutputPath property is not set for project 'xx.csproj'. Please check to make sure that you have specified a valid combina ......

Microsoft Visual C++ 14.0 or greater is required. Get it with "Microsoft C++ Build Tools"的解决办法

https://zhuanlan.zhihu.com/p/471661231 下载软件 链接:https://pan.baidu.com/s/12hhCEKnjr2Qq-H3sHuQiXQ?pwd=6g0v 提取码:6g0v 安装 退出虚拟环境,重新进入pip安装对应包 ......
Microsoft quot required greater 办法

mssql server 2012数据库 jdk8 + springboot 项目 报错:SQL Server (SSL) encryption. Error: "The server selected protocol version TLS10 is not accepted by client preferences [TLS12]". ClientConnectionId

2023-04-13 11:01:39.727 [main] INFO com.alibaba.druid.pool.DruidDataSource:1003 - {dataSource-3,slave_2} inited 2023-04-13 11:01:39.846 [Druid-Connect ......

django安装依赖包报错No such file or directory: 'requirement.txt'和警告You are using pip version 22.0.4; however, version 23.0.1 is available.

ERROR: Could not open requirements file: [Errno 2] No such file or directory: 'requirement.txt'WARNING: You are using pip version 22.0.4; however, ver ......

.net core中Grpc使用报错:The remote certificate is invalid according to the validation procedure.

因为Grpc采用HTTP/2作为通信协议,默认采用LTS/SSL加密方式传输,比如使用.net core启动一个服务端(被调用方)时: public static IHostBuilder CreateHostBuilder(string[] args) => Host.CreateDefaultB ......

A start job is running for Raise network interface(5min 13s )问题解决方法 【轉】

我在笔记本电脑上安装了Ubuntu 16.04,当我有局域网连接时,启动ubuntu是很快的,当LAN电缆断开时,需要大约5分钟才能获得登录屏幕,这个实在是无法忍受。我的推测,且不一定准确我是通过Ubunut server安装的系统,安装时候链接了网络。所以系统被自动设置成连接到路由器自动通过DHC ......
interface running network 方法 问题

There is a chart instance already initialized on the dom原因及解决办法

原因:这是因为在我们重复使用了初始化了echars实例,每个组件使用时,如果调用两次及以上的初始化方法时,就会出现这个警告,并且如果是实时监控的标表,会出现浏览器卡顿及响应慢,因为要一直重新渲染新的Dom。 解决办法,初始化代码只出现一次,js中只要执行一次实例化代码,VUE中调用生命周期mount ......
initialized instance 原因 already 办法

【解题报告?】Discrete Logarithm is a Joke

QOJ 给定 $M = 10^{18} + 31, g = 42$,$g$ 是模 $M$ 意义下的原根。设 $f(x)$ 表示满足 $g^y \equiv x \pmod M$ 的最小正整数 $y$(即 $x$ 的离散对数)。我们有 $a_0 = 960002411612632915, a_n = ......
Logarithm Discrete 报告 Joke is

Geoserver启动时提示:The GEOSERVER_HOME variable is not defined

场景 GeoServer简介、下载、配置启动、发布shapefile全流程(图文实践): https://blog.csdn.net/BADAO_LIUMANG_QIZHI/article/details/109636080 在下载解压之后点击启动bat时提示: The GEOSERVER_HOME ......

java.lang.NullPointerException: Cannot invoke "Object.hashCode()" because "key" is null

映射文件需要调整,mybatis-config.xml里面的 ......

新的 CSS 伪类函数 :is() 和 :where()

新的 CSS 伪类函数 :is() 和 :where() Posted on 2022-08-15 14:39 书中枫叶 阅读(48) 评论(0) 编辑 收藏 举报 :is() 和 :where() 标题中的 <b> 标签进行颜色调整: h1 > b, h2 > b, h3 > b, h4 > b, ......
函数 where CSS is

安装python第三方库报:is not a supported wheel on this platform

1,在cmd中输入pip debug --verbose,如下图圈红的就是当前python使用的标签,所以可以把cryptography-40.0.1-pp39-pypy39_pp73-win_amd64.whl改成cryptography-40.0.1-py39-none-any.whl就能安装成 ......
第三方 supported platform python wheel

_dbus_check_is_valid_member (method)

dbus[12630]: arguments to dbus_message_new_method_call() were incorrect, assertion "_dbus_check_is_valid_member (method)" failed in file dbus-message. ......

C# System.lnvalidOperationException:"A second operation started on this context before a previousoperation completed. This is usually caused by different threads using the same instance...

项目中使用了依赖注入,这个错误在我项目中的原因:在async修饰的异步方法中,调用执行数据库操作的方法时,没有使用await关键字调用,因为没有等待该调用,所以在调用完成之前将继续执行该方法。因此,已处理了注入的依赖项。 ......

230409 What is a Battery Management System

Welcome to the Stoffel Systems Insights video series.I'm Eric Stoffel, President of Stoffel Systems.In this series, we'll discuss battery management s ......
Management Battery 230409 System What

解决前端启动报错:This is probably not a problem with npm. There is likely additional logging output above.

在执行 npm run dev 运行项目的时候报错: {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"}) npm ERR! code ELIFECYCLE npm ERR! errno 1 npm ERR! phan ......
前端 additional probably logging problem

lvgl 经典编译错误解决之道:section `.bss' is not within region `dram0_0_seg'

实验证明,宏定义 LV_MEM_CUSTOM 从 0 改为 1,对 LVGL+TFT_eSPI 编译时不再提示 “section `.rodata' will not fit in region `dram0_0_seg'” 或“section `.bss' is not within region... ......
错误 section 经典 region within

npm is known not to run on Node.js v8.15.0

########### >npm install --legacy-peer-deps ERROR: npm is known not to run on Node.js v8.15.0 You'll need to upgrade to a newer Node.js version in ord ......
known Node 15.0 npm not

angular项目启动报Another process, with id 24289, is currently running ngcc.

在npm build时突然停下来,再启动就启不起来了。 看报错信息是端口被占用,在任务管理器中也找不到这个端口 重启vscode、重启电脑都不好使。。 可以通过删除node_modules再重新npm install解决! ......
currently angular Another process running

Python调用TensorFlow时出现:FutureWarning: Passing (type, 1) or '1type' as a synonym of type is deprecated

百度了很多说是numpy版本过高,将numpy版本降低即可,我降低为1.16.2 但是会碰到pip uninstall numpy卸载不掉的问题 我一直忽视了是在conda创建的虚拟环境acc中运行的这个代码, 进入cmd pip uninstall时没注意是在base环境下,还是在自己创建的虚拟环 ......

【Azure 应用服务】使用Docker Compose创建App Service遇见"Linux Version is too long. It cannot be more than 4000 characters"错误

{ "code":"DeploymentFailed", "message":"At least one resource deployment operation failed. Please list deployment operations for details. Please see... ......
quot 应用服务 characters 错误 Compose