逻辑and

com.netflix.hystrix.exception.HystrixRuntimeException: xxxFeign#xxxx timed-out and no fallback.....

**问题描述** 在使用Feign进行远程调用时遇到的bug。原因是因为超时了。需要对超时时间进行设置一下即可。 **在Nacos进行设置** ![](https://img2023.cnblogs.com/blog/3161806/202306/3161806-20230610185436561- ......

Shellcode Execution in a Local Process with QueueUserAPC and NtTestAlert(nim学习系列)

# Shellcode Execution in a Local Process with QueueUserAPC and NtTestAlert ## APC队列 异步过程调用(APC)队列是一个与线程关联的队列,用于存储要在该线程上下文中异步执行的函数。操作系统内核会跟踪每个线程的 APC 队 ......

Occupancy Grid Map to Pose Graph-based Map: Robust BIM-based 2D- LiDAR Localization for Lifelong Indoor Navigation in Changing and Dynamic Environments

将占据栅格地图转换为基于姿态图的地图:基于BIM的2D LiDAR定位在变化和动态环境中实现终身室内导航的鲁棒性。 摘要: 许多研究都依赖于事实上的标准自适应蒙特卡罗定位(AMCL)方法,以在从建筑信息模型(BIM模型)提取的占用栅格地图(OGM)中定位机器人。然而,大多数这些研究都假设BIM模型准 ......

CF 570E - Pig and Palindromes

https://codeforces.com/problemset/problem/570/E 双向DP,类似于摘樱桃:https://leetcode.cn/problems/cherry-pickup/ 记忆化搜索,超内存 ```cpp #include #include #include #i ......
Palindromes 570E 570 Pig and

CF437E The Child and Polygon

# The Child and Polygon 题解 > 这世界这么大,遇到了这个奇奇怪怪的题。 这道题其实可以很自然的联想到卡特兰数。 在卡特兰数的计数中,有这么一个意义:$C_n$ 表示把有 $n+2$ 条边的凸多边形分成 $n$ 个三角形的方案数。 利用这个意义可以得到 $C_n$ 的另一个递 ......
Polygon Child 437E 437 The

指数分布和泊松过程(Exponential Distribution and Poisson Process)--3

## 指数分布和泊松过程(Exponential Distribution and Poisson Process)--3 ![](https://img2023.cnblogs.com/blog/2968162/202306/2968162-20230609160253459-973115693. ......

How To Add A Form Splitter with AX2012 and D365FO

Learn how to add a form splitter to resize areas of a form in Microsoft Dynamics AX and D365 F&O. This improves the usability of the form, and increas ......
Splitter 2012 Form D365 with

【每日一题】Problem 313B - Ilya and Queries

[原题](https://codeforces.com/problemset/problem/313/B) #### 解决思路 使用后缀和计算到 i 处共有多少对 $s_i = s_{i+1}$,计算时相减以下就可以 ```C++ #include int main() { std::string ......
Problem Queries 313B Ilya 313

数字电路基础(4)——逻辑门电路

> 这一节,我们真正将书本上抽象的东西转换到实际看得见摸得着的电路上,这里我们开始接触半导体电路,为了和模拟电路区分开,我这里将会故意把握以下分寸,弱化模拟部分,突出数字部分,帮助大家理解逻辑门在数字电路中是如何工作,如何组合成复杂逻辑电路的。 首先我们在之前的文章中,根据现实的例子学会了各种基本的 ......
电路 逻辑 数字 基础

CF547E Mike and Friends题解

[题目链接](https://www.luogu.com.cn/problem/CF547E) 温馨提示:做本题之前可以先尝试这个:[洛谷 P2414 阿狸的打字机](https://www.luogu.com.cn/problem/P2414)(是简单版的uwu)。 首先,这个题涉及多模式串匹配, ......
题解 Friends 547E Mike 547

Supervised Machine Learning Regression and Classification - Week 1

# 1. 机器学习定义 > Field of study that gives computers the ability to learn without being explicitly programmed. -- Arthur Samuel(1959) ![](https://img2023 ......

[ERROR] Can't find error-message file '/data/mysql/share/errmsg.sys'. Check error-message file location and 'lc-messages-dir' configuration directive.

1. MySQL5.7.21启动时报错: [ERROR] Can't find error-message file '/data/mysql/3307/share/errmsg.sys'. Check error-message file location and 'lc-messages-dir ......
error-message message 39 error file

Application of Permutation and Combination

# Reference https://www.shuxuele.com/combinatorics/combinations-permutations.html # Online Tool https://gadget.chienwen.net/x/math/percomb # Cracking ......
Application Permutation Combination and of

Celery with FastAPI and TortoiseORM

API server using: `fastapi+tortoise-orm+postgresql+redis+supervisor+nginx` There are some period tasks and async tasks that will run in `celery+rabbit ......
TortoiseORM FastAPI Celery with and

wait_timeout and interactive_timeout 参数

### wait_timeout and interactive_timeout 参数 - 非交互模式连接:通常情况下,应用到RDS实例会采用非交互模式,具体采用哪个模式需要查看应用的连接方式配置,比如PHP通过传递MYSQL_CLIENT_INTERACTIVE常量给mysql_connect() ......

逻辑关系

逻辑关系: 1.转折关系:相反关系 2.顺诚关系: 时间关系 空间关系 事理逻辑关系 3.递进(变弱或者变强)关系: 范围 更小或者更大 程度 更小或者耿丹 语义关系更进一层 4.并列关系 5.因果关系 6.解释关系 7.让步关系(隐含相反关系) 8.条件关系 必要 充分 充要 9.矩阵关系 10. ......
逻辑

coe_xfr_sql_profile.sql脚本 适用 oracle数据库版本:10.2, 11.1, 11.2, 12.1, 12.2 18c_and 19c

coe_xfr_sql_profile.sql脚本 内容如下: 适用 oracle数据库版本:10.2, 11.1, 11.2, 12.1, 12.2 18c_and 19c 注明:复制粘贴即可。 SPO coe_xfr_sql_profile.log;SET DEF ON TERM OFF ECH ......

Linux主机磁盘扩容LVM(逻辑分区)

转自[Linux主机磁盘扩容LVM(逻辑分区)_linux逻辑卷扩容_C3399的博客-CSDN博客](https://blog.csdn.net/C3399/article/details/128805712) 1、判断待扩容的分区是否是逻辑分区 通过 lsblk 命令,判断目标分区是否是逻辑分区 ......
磁盘 逻辑 主机 Linux LVM

12_How to deploy Flask apps on Ubuntu VPS Using gunicorn and Ngnix

地址:https://www.codewithharry.com/blogpost/flask-app-deploy-using-gunicorn-nginx/ How to deploy flask app on Ubuntu VPS using Nginx and gunicorn In thi ......
gunicorn deploy Ubuntu Flask Ngnix

数字电路基础(3)——逻辑运算

> 上一节我们教识数了,这一节我们怎么也得来个1+1吧? 别慌,这一节我们不是给你讲二进制的1b+1b=10b这种东西,这个你上节就能自己悟出来了,这里炒现饭的话就太无聊了,我这里要说的是如果你是麦兜,你要买粗面,必须还得加鱼丸,老板却告诉你有粗面没有鱼丸,你要不要买的问题。 # 几种基本逻辑运算 ......
电路 逻辑 数字 基础

Backtrader - numpy.core._exceptions.MemoryError: Unable to allocate 77.2 GiB for an array with shape (10368000003,) and data type float64

1.0 Error numpy.core._exceptions.MemoryError: Unable to allocate 77.2 GiB for an array with shape (10368000003,) and data type float64 錯誤提示 2.0 原因 沒有任 ......

MySQL逻辑架构及执行过程

一:MySQL逻辑架构 1:MySQL逻辑架构 客户端进程发送请求后服务器进程对接受的客户端请求做了什么处理,才能产生最后的处理结果呢?下面就看看大致的逻辑架构图 上图基本组件介绍: 连接层: Connectors【连接器】:MySQL服务之外的客户端程序请求MySQL或进行权限验证 Connect ......
架构 逻辑 过程 MySQL

CF1559D2 Mocha and Diana (Hard Version) 题解

[Luogu](https://www.luogu.com.cn/problem/CF1559D2) | [Codeforces](https://codeforces.com/problemset/problem/1559/D2) ### 题意 给定两个森林 $A$ 和 $B$,均有编号 $1$ ......
题解 Version 1559D Mocha Diana

Reward Modelling(RM)and Reinforcement Learning from Human Feedback(RLHF)for Large language models(LLM)技术初探

Reward Modelling(RM)and Reinforcement Learning from Human Feedback(RLHF)for Large language models(LLM)技术初探 ......

How do you display code snippets in MS Word preserving format and syntax highlighting?

How do you display code snippets in MS Word preserving format and syntax highlighting? 回答1 Here is the best way, for me, to add code inside word: Go t ......

Unexpected character '"' (code 34) in DOCTYPE declaration; expected a space between public and system identifiers

1)错误信息 Caused by: javax.xml.ws.WebServiceException: org.apache.cxf.service.factory.ServiceConstructionException: Failed to create service. at org.apac ......

Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content

https://tools.ietf.org/html/rfc7231 Table of Contents 1. Introduction ....................................................6 1.1. Conformance and Error ......

SpringMVC里通过ResponseBodyAdvice接口实现统一自定义返回逻辑

这个org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice接口。 public interface ResponseBodyAdvice<T> { // 返回true代表走自定义逻辑 boolean suppo ......
ResponseBodyAdvice SpringMVC 逻辑 接口

[LeetCode] 2352. Equal Row and Column Pairs

Given a 0-indexed n x n integer matrix grid, return the number of pairs (ri, cj) such that row ri and column cj are equal. A row and column pair is co ......
LeetCode Column Equal Pairs 2352

cpp test write content speed to ssd and usual disk respectively 1M,10M,100M rows data,the fact has illustrated the write speed of ssd is 4-5 times faster than usual disk

#include <chrono> #include <ctime> #include <fstream> #include <iomanip> #include <iostream> #include <sstream> #include <thread> #include <uuid/uuid. ......
speed write usual disk respectively