ergodicity liouville theorem and

Fourier Analysis and Nonlinear Partial Differential Equations 阅读笔记 (第一章)

# 前置知识 在进入对Littlewood-Paley理论的正式学习之前, 需要先了解一些基础的$L^p$空间的知识, 这又以实变函数论的课程为基础. 现在既然实变函数已经结课, 但$L^p$空间尚未开张, 就从周民强著《实变函数论》的第六章开始整理. ##### 定义: $L^p$空间, 本性有界 ......

node-exporter报错:error encoding and sending metric family: write tcp xx.xx.xx.xx:9100

node-exporter在某个集群上运行了两周左右,都是可以正常使用的。 但是今天突然用不了了,查看日志发现大量如下报错: error encoding and sending metric family: write tcp xx.xx.xx.xx:9100 我在node-exporter的ya ......
xx node-exporter exporter encoding sending

「解题报告」CF1815E Bosco and Particle

好像不难。但是没想到。 首先这玩意看起来就得拆开,要不然完全做不了。 假如我们只考虑某一个点 $i$,考虑 $i - 1 \to i, i \to i + 1$ 这两条边的经过次数,不难发现其它的点是不会影响这两条边的。那么我们可以直接依据题意模拟,只考虑这一个点的周期是多长,然后所有的周期 $\m ......
Particle 报告 1815E Bosco 1815

Pandas中执行元素级的逻辑运算符使用“&”、“|”、“~”,而不是“and”、“or”、“not”

[TOC] ### 1. 两种运算符工作方式不同 在Python中,`and`和`&`是两个不同的运算符,它们的工作方式有所不同。 `and`是Python的内置逻辑运算符,它是用来连接两个逻辑表达式的。当`and`两边的表达式都为True时,整个逻辑表达式的结果才为True。例如,`True an ......
运算符 逻辑 元素 Pandas amp

AtCoder Beginner Contest 218 H Red and Blue Lamps

[洛谷传送门](https://www.luogu.com.cn/problem/AT_abc218_h "洛谷传送门") [AtCoder 传送门](https://atcoder.jp/contests/abc218/tasks/abc218_h "AtCoder 传送门") wqs 二分。 设 ......
Beginner AtCoder Contest Lamps Blue

「解题报告」CF356E Xenia and String Problem

比较简单的题。 发现方案很少,考虑对每种方案维护出权值。首先容易得出,好串的长度一定是 $2^i - 1$ 形式的,这也告诉我们好串的数量上界是 $O(n \log n)$ 的,那么我们可以对每一个串考虑怎样修改会使得它变成好串。 首先长度为 $1$ 的一定是好串,直接累计上。 我们分几种情况考虑: ......
Problem 报告 String Xenia 356E

理解ASP.NET Core - 全球化&本地化&多语言(Globalization and Localization)

> 注:本文隶属于《理解ASP.NET Core》系列文章,请查看置顶博客或[点击此处查看全文目录](https://www.cnblogs.com/xiaoxiaotank/p/15185288.html) # 概述 在众多知名品牌的网站中,比如微软官网、YouTube等,我们经常可以见到“切换页 ......
Globalization Localization amp 全球 Core

English Learning Articles 2022-06-11 Your teen wants to get in shape this summer? What to say and when to worry

Your teen wants to get in shape this summer? What to say and when to worry | CNN If your children say they want to start exercising or working out mor ......
Articles Learning to English summer

【做题记录】ADAUNIQ - Ada and Unique Vegetable

[link](https://www.spoj.com/problems/ADAUNIQ/) 做法:带修莫队 ```cpp #include #include #include #include #include typedef long long LL; typedef unsigned long ......
Vegetable ADAUNIQ Unique Ada 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

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() ......

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 ......

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

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 ......

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 ......