timeoutexception declarations concurrent available
ROS(Robot Operating System)2 Iron Irwini are currently available for Ubuntu Jammy(22.04图形)
安装教程:https://docs.ros.org/en/iron/Installation/Ubuntu-Install-Debians.html ROS2 GPG key 可能下载失败,因为访问 github 网络不好 https://raw.githubusercontent.com/ros/ ......
Rcpp安装时报错“error: ‘::timespec_get’ has not been declared” with conda root package
安装Rcpp时报错“error: ‘::timespec_get’ has not been declared” with conda root package 解决方法: In my case, I run conda upgrade -c conda-forge --all to have ac ......
ERROR: dependencies ‘openssl’, ‘curl’ are not available for package ‘credentials’
001、问题: R 语言安装“devtools” ERROR: dependencies ‘openssl’, ‘curl’ are not available for package ‘credentials’ 002、解决方法: ......
mac os 编译webrtc 报错screen_capturer_mac.mm:500:5: error: 'CGDisplayStreamStop' is only available on macOS 13.0 or newer [-Werror,-Wunguarded-availability-new]
../../modules/desktop_capture/mac/screen_capturer_mac.mm:462:11: error: 'CGDisplayStreamUpdateGetRects' is only available on macOS 13.0 or newer [-Wer ......
Failed to load plugin '@typescript-eslint' declared in '.eslintrc.cjs
项目配置依赖: vue3.3.4 + vite4.4.11 + eslint8.46.0 报错信息 Failed to load plugin '@typescript-eslint' declared in '.eslintrc.cjs » @vue/eslint-config-typescrip ......
[Compose] Concurrency + Channel and Reactive programming for JS
Concurrency + Channel (CSP): Concurrency is a way to run operation in isolated thread, a way to better utilize the CPU resources and handle multi simu ......
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 ......
No supported authentication methods available (server sent: publickey)错误解决
No supported authentication methods available (server sent: publickey)错误解决Putty, WinScp或者Filezilla在远程登录的时候出现No supported authentication methods availa ......
Qt文档阅读笔记-Qt插件DECLARE_INTERFACE & METADATA & INTERFACES官方解析及实例
转自:https://blog.csdn.net/qq78442761/article/details/86540402 官方解析Q_DECLARE_INTERFACE此宏用于把标识符与类名接口关联起来。这个标识符是唯一的,举个栗子: 1 #define BrushInterface_iid "or ......
【分布式】解决树莓派4B-64位更换清华源问题(GPG error:because the public key is not available)
【分布式】解决树莓派4B-64位更换清华源问题(GPG error:because the public key is not available) 别出BUG求求了 于 2022-04-30 16:15:38 发布 阅读量3.1k 收藏 18 点赞数 7分类专栏: 分布式 文章标签: debian ......
解决 jmeter 压测Non HTTP response code: java.net.NoRouteToHostException/Non HTTP response message: Cannot assign requested address (Address not available)
针对centos : 先检查下tcp port range 在合理范围内: cat /proc/sys/net/ipv4/ip_local_port_range 1024 65535 上述为centos合理范围,不合理作出修改 解决方法:1. 调低端口释放后的等待时间, 默认为60s, 修改为15~ ......
ORA-27301: OS failure message: No buffer space available
这个报错主要这是由于网络缓冲区预留的可用空间较少。 可以通过调整参数min_free_kbytes 设置,这个参数要设置到总内存的0.4%以下, 比如 256GB RAM,vm.min_free_kbytes 设置 1073742,可以设置更小。 numa模式的参考Oracle Linux: ORA ......
Go - Making Arrays and Slices Safe for Concurrent Use
Problem: You want to make arrays and slices safe for concurrent use by multiple goroutines. Solution: Use a mutex from the sync library to safeguard t ......
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 ......
Why does Windows claim to be low on memory when I have swap space available?
Why does Windows claim to be low on memory when I have swap space available? Ask Question Asked 8 years, 1 month ago Modified 8 years, 1 month ago Vie ......
k8s版本v1.24,kubectl top pod 报错:error: Metrics API not available
k8s版本:v1.24.4 kubectl top pod 报错:error: Metrics API not available报错 Readiness probe failed: HTTP probe failed with statuscode: 500vim custom-resources ......
java.lang.IllegalStateException: javax.websocket.server.ServerContainer not available
spring项目能正常运行,但是单元测试报错 错误原因 注册WebSocket的Bean与spring boot内带tomcat冲突 解决办法 1.注释该类里面的代码(不推荐) 2.@springBootTest注解添加webEnvironment = SpringBootTest.WebEnvir ......
Handler dispatch failed; nested exception is java.lang.NoSuchMethodError: com.fasterxml.jackson.databind.ObjectMapper.canSerialize(Ljava/lang/Class;Ljava/util/concurrent/atomic/AtomicReference;)Z
报错: Handler dispatch failed; nested exception is java.lang.NoSuchMethodError: com.fasterxml.jackson.databind.ObjectMapper.canSerialize(Ljava/lang/Clas ......
HBase-Hbase启动异常java.lang.IllegalArgumentException: object is not an instance of declaring class
1、问题描述 HBase启动时异常如下: java.lang.IllegalArgumentException: object is not an instance of declaring class at sun.reflect.NativeMethodAccessorImpl.invoke0( ......
rabbitmq Broker not available; cannot force queue declarations during start: java.util.concurrent.TimeoutException
一、概述 使用SpringBoot集成RabbitMQ遇到的问题。 2023-09-20 14:19:39.655 INFO 10256 [ restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer : Tomcat started on port ......
KingbaseES V8R6 创建索引create index concurrently被阻塞
前言 CREATE INDEX CONCURRENTLY(CIC)是DBA们最常用的语句之一,它的好处是不阻塞DML语句。 但在大事务、长事务较多的系统,它可能被阻塞得很久。 本篇就从这个阻塞的案例开始,学习CIC的过程、原理以及注意事项。 测试CREATE INDEX CONCURRENTLY被阻 ......
The POM for com.xubo:service_base:jar:0.0.1-SNAPSHOT is missing, no dependency information available
报错信息 [INFO] Scanning for projects... [INFO] [INFO] < com.xubo:service_edu > [INFO] Building service_edu 0.0.1-SNAPSHOT [INFO] [ jar ] [WARNING] The PO ......
什么是软件产品的 General Availability 阶段
General Availability(GA)是软件产品开发和发布过程中的一个重要阶段,表示该产品已经经过了一系列测试和开发阶段,已经准备好供广大用户购买、部署和使用。在这个阶段,软件通常被认为是相对稳定和可靠的,已经具备了足够的功能,可以满足用户的需求。本文将详细介绍General Availa ......
Concurrency and Parallelism
简而言之,Concurrency(并发)就是交替执行多个任务,而 Parallelism(并行)是同时执行多个任务。 Concurrency Parallelism 多线程和硬件 在单核CPU中,只有并发,没有并行; 编程中,编程语言调用系统的接口,编程语言只负责调用,至于是并发还是并行,还得取决于 ......
用 Rust 的 declarative macro 做了个小东西
最近几天在弄 ddnspod 的时候,写了个宏: custom_meta_struct 解决什么问题 #[derive(Debug, Clone, serde::Serialize, serde::Deserialize)] struct ActionA { url: String, // http ......
2023-09-11 git 拉取代码报错:no supported authentication methods available(server sent: publickey) ==》更新ssh密钥
今天拉取新项目,报错:no supported authentication methods available(server sent: publickey),没有可用的支持的身份验证方法(已发送服务器:公钥)。 原因:本地git的ssh密钥已过期,更新密钥,并且上传到项目中去即可。 解决方案:w ......
SQL declare 数组
在 SQL 中,可以使用以下语法声明数组: DECLARE array_name [type] [SIZE]; 其中,array_name 是你给数组起的名称,type 是数组中元素的数据类型,SIZE 是可选参数,用于指定数组的大小。 以下是一个示例,声明一个整数类型的数组,名为 numbers, ......
AnnotationTransactionAttributeSource is only available on Java 1.5 and higher和windows同时安装jdk7和jdk8
AnnotationTransactionAttributeSource is only available on Java 1.5 and higher和windows同时安装jdk7和jdk8 出错原因: 因为spring core org.springframework.core.JdkVer ......
3. Oracle数据库异常关闭,导致错误3. Oracle数据库异常关闭,导致错误ERROR: ORA-01034: ORACLE ngt available; ORA-27101: shared memory realm does not exist
之前由于电脑没电,强制关机,导致Oracle数据库异常关闭,再次启动电脑登陆数据库时,发生以下错误: ![](https://img2023.cnblogs.com/blog/3017398/202309/3017398-20230908162120254-976318488.png) 当我尝试重新 ......
Annotation processors must be explicitly declared now
Android Studio升级到最新版3.0 Canary 8后,当使用到注解时,报了如下错误: Error:Execution failed for task ':app:javaPreCompileDebug'. > Annotation processors must be explicit ......