JZTXT

synonyms reading of

k8s初始化init时出现Initial timeout of 40s passed

这个问题在搭建K8S集群时卡了很久，使用了网上各种方法，今天查看日志很快就解决了，记录一下 在执行命令，初始化时： kubeadm init --kubernetes-version=v1.27.3 --pod-network-cidr=10.244.0.0/16 --apiserver-adver ......
Initial timeout passed init k8s

Introducing the core concepts of Kafka

Introduction I have learnt the kafka since 5 years, I believe I learnd somthing, It is on time for improving english. So I decided to pick up my blogs ......
Introducing concepts Kafka core the

Error read ECONNRESET at TCP.onStreamRead报错的问题

背景 另一个同事在本地执行npm run serve后，服务起来后，隔一段时间就会报错。 然后我这边拉了代码，然后npm run serve跑了下，发现也报错了。根本没有隔一段时间，而是直接跑不起来了。 具体如下截图所示： 分析过程 看报错信息，貌似是说socket服务监听和发送消息的过程出现问题了 ......
onStreamRead ECONNRESET 问题 Error read

One specific Eco-Environmental Protection Measure of light pollution

In this section, I will show the specific legal measures for light pollution in a comparative form. Foreign light pollution legislation experience On ......
Eco-Environmental Environmental Protection pollution specific

Drawdown——A New Way of Thinking About and Acting on Global Warming

Definition of drawdown: Drawdown is that point in time when atmospheric concentrations of greenhouse gases begin to decline on a year-to-year basis. M ......
Drawdown Thinking Warming Acting Global

The art of shellcode

目录1-如何编写shellcode1-1 纯手搓1-1-1 纯汇编1-1-2 内联汇编1-1-3 使用tiny_libc1-2 借助工具1-2-1 pwntools的shellcraft1-2-2 alpha31-2-3 AE641-2-4 shellcode encoder1-2-5 msf生成1 ......
shellcode The art of

Glibc堆利用之house of系列总结

目录1-前言2-house of系列2.1-house of spirit漏洞成因适用范围利用原理相关技巧利用效果2.2-house of einherjar漏洞成因适用范围利用原理相关技巧利用效果2.3-house of force漏洞成因适用范围利用原理相关技巧利用效果2.4-house of ......
Glibc house

GlibcHeap-house-of-muney分析

目录GlibcHeap-house-of-muney分析前言利用原理ELF文件解析符号查找利用过程POC思考参考 GlibcHeap-house-of-muney分析 house of muney的学习笔记。 前言 遇到了好几次hosue of muney相关的题目，之前并没有深入地分析house ......
GlibcHeap-house-of-muney GlibcHeap house muney of

House of apple 一种新的glibc中IO攻击方法 (3)

目录House of apple 一种新的glibc中IO攻击方法 (3)前言利用条件利用原理利用思路利用_IO_wfile_underflow函数控制程序执行流利用_IO_wfile_underflow_mmap函数控制程序执行流利用_IO_wdo_write函数控制程序执行流使用_IO_wfil ......
方法 House apple glibc of

House of apple 一种新的glibc中IO攻击方法 (2)

目录House of apple 一种新的glibc中IO攻击方法 (2)前言利用条件利用原理利用思路利用_IO_wfile_overflow函数控制程序执行流利用_IO_wfile_underflow_mmap函数控制程序执行流利用_IO_wdefault_xsgetn函数控制程序执行流例题分析总 ......
方法 House apple glibc of

TypeError: Cannot read properties of null (reading 'level')

一、分析问题 1、一个下拉框组件的更新由另一个下拉框组件控制被动更新列表，子级下拉框的值是由父级下拉框的值调用接口获取，每次父级下拉框值的改变都会改变子级下拉框的数据源也就是会改变子级下拉框的options，切换后之前的父级节点找不到就会报了这个错，父级节点不改变(即不切换)的话不会报错 二、解决方 ......
properties TypeError reading Cannot level

Control measures of land pollution

Soil is a necessary condition for human survival and reproduction, and soil environmental quality is related to people's livelihood and well-being, ec ......
pollution measures Control land of

Codeforces Round 428 (Div. 2) B. Game of the Rows

题目链接 题面翻译 现在有 \(K\) 个队，飞机有 \(N\) 排座位，每排能坐 \(8\) 个人，不同队伍的人不能坐相邻的位置。 相邻情况有 \(5\) 种 \((1, 2), (3, 4), (4, 5), (5, 6), (7, 8)\)。请问这 \(n\) 排座位是否够坐。 （\(K\) ......
Codeforces Round Game Rows 428

LeetCode #1131 Maximum of Absolute Value Expression 绝对值表达式的最大值

安装Flutter环境首先配置flutter3开发环境，照着官方教程傻瓜式安装即可。>>安装和环境配置 | Flutter 中文文档 | Flutter 中文开发者网站注意在国内网络环境下需要进行一些额外的环境配置：>>在中国网络环境下使用 Flutter | Flutter 中文文档 | Flut ......
绝对值 最大值 表达式 Expression LeetCode

Uncaught TypeError: Cannot read property ‘addEventListener‘ of null 求助！！！！！！

今天在项目中遇到个问题如下： vue项目中public的index.html文件script标签引入了一个外部的js文件，里面有一个方法 每次调用的时候都会报错Uncaught TypeError: Cannot read property ‘addEventListener‘ of null，网上 ......
addEventListener TypeError Uncaught property Cannot

The Prevention of Water Contamination

The prevention and control of water contamination should adhere to the principles of giving priority to prevention, protection, combination of prevent ......
Contamination Prevention Water The of

How To Solve The Problem Of Air Pollution

How To Solve The Problem Of Air PollutionThe report "China's Carbon Neutrality and Clean Air Synergy Pathway (2023)" was published in Beijing on Novem ......
Pollution Problem Solve How Air

神经网络基础篇：详解logistic 损失函数（Explanation of logistic regression cost function）

详解 logistic 损失函数 在本篇博客中，将给出一个简洁的证明来说明逻辑回归的损失函数为什么是这种形式。 回想一下，在逻辑回归中，需要预测的结果\(\hat{y}\),可以表示为\(\hat{y}=\sigma(w^{T}x+b)\)，\(\sigma\)是熟悉的\(S\)型函数 \(\sig ......
logistic 网络基础 Explanation regression 函数

【Azure Durable Function】PowerShell Activity 函数遇见 Newtonsoft.Json.JsonReaderException: The reader's MaxDepth of 64 has been exceeded.

问题描述 创建PowerShell Azure Durable Function，执行大量的PowerShell脚本操作Azure Resource，遇见了一个非常非常奇怪的问题： Function 'Hello1 (Activity)' failed with an error. Reason: ......
JsonReaderException PowerShell Newtonsoft 函数 Activity

Methods of garbage disposal

After the collection and transportation of household waste, it enters the treatment process. The treatment method for household waste is centralized a ......
disposal Methods garbage of

The solution of P5339

problem 容斥好题，结果题解里面一堆 \(\text{NTT}\)。 如果我们去掉有多少个人喜欢什么东西的条件，那么这个题就直接枚举有 \(i\) 组同学会一起讨论蔡徐坤。这一个问题十分容易。 使用容斥原理来做，然后容斥的系数是 \((-1)^i\) 想必这个东西对于大家来说是十分简单的。 如 ......
solution P5339 5339 The of

[LeetCode] 2609. Find the Longest Balanced Substring of a Binary String

You are given a binary string s consisting only of zeroes and ones. A substring of s is considered balanced if all zeroes are before ones and the numb ......
Substring LeetCode Balanced Longest Binary

The Solutions of Ocean Trash

10 Things You Can Do to Save the Ocean 1. Mind Your Carbon Footprint and Reduce Energy Consumption Reduce the effects of climate change on the ocean b ......
Solutions Ocean Trash The of

The Solutions of Ocean Trash

Everyone can do something to help solve the plastic pollution problem, and millions of people worldwide are already taking action to reduce their plas ......
Solutions Ocean Trash The of

Configuration failed to find one of freetype2 libpng libtiff-4 libjpeg.

001、问题，安装 devtools中遇到如下报错：Configuration failed to find one of freetype2 libpng libtiff-4 libjpeg. 002、解决方法： [root@pc1 ~]# yum install freetype-devel l ......
Configuration freetype2 freetype libjpeg libtiff

import torch_geometric报错Could not find module '...\torch_sparse\_convert_cpu.pyd' (or one of its dependencies). Try using the full path with constructor syntax.

按照官网步骤安装完torch-scatter、torch-sparse、torch-cluster和torch-spline-conv等依赖项，也成功安装了torch_geometric，但在导入的时候还是报错： 原因是没有C++环境，在该网址中https://visualstudio.micros ......
torch torch_geometric dependencies torch_sparse convert_cpu

Measures of Controlling Desertification

As land desertification continues to worsen, our country has taken some measures to control it. 1.Tree planting and afforestation. 2.Wind resistance a ......
Desertification Controlling Measures of

No compiler detected, make sure you are running on top of a JDK instead of a JRE

Java 调 webservice 报如下错误 [2023-11-07 17:01:02.315] ERROR [scheduling-1] ToHisApiImpl.java:106 - No compiler detected, make sure you are running on top ......
compiler detected instead running make

Design of A Basic Computer Model With Stack Function

This post introduces how to design a basic computer model which can achieve commmon stack functions. ......
Computer Function Design Basic Model

Two Types of Spells

贪心题，先假设全部都是w[i]，然后你发现最多可以放电之咒个数的两倍，贪心加上这么多w[i]（从大到小），但是你发现不能全是电之咒。 后面的限制不好用数据结构维护，考虑让数据结构维护的东西天然满足这个限制，那么直接删去一个电之咒然后选就行了。 那么肯定删去最小的电之咒。 维护的东西有： \[\sum ......
Spells Types Two of
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