solution family sets of
解决npm ERR! Cannot read properties of null (reading ‘pickAlgorithm‘)报错问题
转载自：https://www.cnblogs.com/zhyp/p/16920380.html 解决方法：在终端中运行命令：npm cache clear --force 然后重新运行 npm i 命令，再次安装安装完成，没有出现报错npm run serve 运行项目，项目可以正常启动了。 安装 ......
微服务启动失败，报错信息：java.lang.RuntimeException: dynamic-datasource Please check the setting of primary
【问题描述】 Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [ ......
CF1857E Power of Points
`2023-08-08 22:59:22 CF1857E solution` ## 思路 我们发现每个点的答案其实是它与之前的点的答案加上与后面的点的答案加上与自己的答案。而与前面和与后面的前后缀答案都是可以通过递推的方式得到的，我们令 $pre_i$ 表示 $i$ 点的前缀答案，$sub_i$ 表 ......
Why Kiki's Delivery Service Is The Perfect Coming of Age Story
# Why Kiki's Delivery Service Is The Perfect Coming of Age Story Studio Ghibli is well known for producing timeless classics that have engaging protag ......
floccus bookmarks sync 同步报错 Syncing failed with E034: Bookmarks file is unreadable. Did you forget to set an encryption passphrase?
使用floccus bookmarks sync 同步不同浏览器中的书签时候，第二个浏览器同步时报该错误： Syncing failed with E034: Bookmarks file is unreadable. Did you forget to set an encryption pass ......
[LeetCode] 1383. Maximum Performance of a Team
You are given two integers n and k and two integer arrays speed and efficiency both of length n. There are n engineers numbered from 1 to n. speed[i] ......
Proj CDeepFuzz Paper Reading: A Comprehensive Study of Deep Learning Compiler Bugs
## Abstract 背景：深度学习编译器处理的深度学习模型与命令式程序有根本的不同，因为深度学习模型中的程序逻辑是隐式的。（the DL models processed by DL compilers differ fundamentally from imperative programs ......
Proj CDeepFuzz Paper Reading: DeepMutation: Mutation Testing of Deep Learning Systems
## Abstract 本文：DeepMutation Github: https://github.com/berkuva/mutation-testing-for-DNNs Task: mutation testing framework specialized for DL systems t ......
Proj CDeepFuzz Paper Reading: SparseProp: Efficient Sparse Backpropagation for Faster Training of Neural Networks
## Abstract 本文：SparseProp Github: https://github.com/IST-DASLab/sparseprop Task: a back-propagation algo for sparse training data, a fast vectorized i ......
go101自定义泛型翻译——First Look of Custom Generics（上）
## 初识自定义泛型 1. 在自定义泛型的世界中。可能会与被定义成泛型类型的类型，泛型函数的函数。此外泛型类型也是会被定义成类型的，所有它们也可能会有相应的方法。 2. 关于泛型类型，泛型函数以及相应的方法的定义都会包含一种称为类型参数列表的部分，这是与普通方法函数以及方法最大的不同之处。 ### ......
The Power of Diagnostic Kits: Unleashing the Potential of John Deere Service Advisor EDL v2,Interface
In the rapidly evolving world of automotive diagnostics, the importance of reliable and efficient diagnostic tools cannot be overstated. These tools s ......
docker启动mysql报错Can't read dir of '/etc/mysql/conf.d/'
执行命令： docker run -p 3306:3306 --privileged=true -v /mysql/data:/var/lib/mysql -v /mysql/log:/var/log/mysql -v /mysql/conf:/etc/mysql-e MYSQL_ROOT_PASS ......
Proj CDeepFuzz Paper Reading: PELICAN: Exploiting Backdoors of Naturally Trained Deep Learning Models In Binary Code Analysis
## Abstract 背景： 1. 本文研究的不是被恶意植入的后门，而是products of defects in training 2. 攻击模式: injecting some small fixed input pattern(backdoor) to induce misclassifi ......
Induction of Design Pattern
网上查到的设计模式有23种，通过归纳去认识他们也是一种不错的视角。 我这边不按照主流的观点去划分为创建型、结构型、行为型三大类，我只归纳为创建型（Creational Class）、简单功能场景（Simple Method Class）、复杂功能场景（Complex Method Class）三大类 ......
# Codeforces Round 887 E Ina of the Mountain（反悔贪心）
~~被这个题折磨了好久，决定写一篇题解~~ 先考虑没有这个$k$的限制的情况，等价于对原来的$a_i$序列的差分数组$b_i$,每次找到两个位置$1\le x 0$的位置进行$-1$的操作，后面对应的$+1$可以放在$b_ic[i]$,那么$c[i]$减去$k$对答案的贡献就是$0$,因为$d[i] ......
git pull 提示 hint: You can replace "git config" with "git config --global" to set a default
hint: You can replace "git config" with "git config --global" to set a defaulthint: preference for all repositories. You can also pass --rebase, --no- ......
OperationError: Failed to execute 'setLocalDescription' on 'RTCPeerConnection': Failed to set local offer sdp: Called in wrong state: have-remote-offer
webRTC报“OperationError: Failed to execute 'setLocalDescription' on 'RTCPeerConnection': Failed to set local offer sdp: Called in wrong state: have-rem ......
Proj CDeepFuzz Paper Reading: Balancing Effectiveness and Flakiness of Non-Deterministic Machine Learning Tests
## Abstract 背景：In fact, some of the latest findings suggest that the existence of adversarial attacks may be an inherent weakness of deep learning mod ......
Proj CDeepFuzz Paper Reading: Natural attack for pre-trained models of code
## Abstract 背景：目前大多数的adversarial attack method on pre-trained models of code忽略了perturbations should be natural to human judges(naturalness requirement ......
Linux shell script set -eux All In One
# Linux shell script set -eux All In One ```sh #!/usr/env/bin # ??? set -eux ``` ## man `set` ## demos --> ## (🐞 反爬虫测试！打击盗版⚠️）如果你看到这个信息, 说明这是一篇剽窃的文章， ......
How to tell which version of HW your Tesla Model 3 is using All In One
How to tell which version of HW your Tesla Model 3 is using All In One
如何判断你的 Tesla Model 3 使用的是那个版本的 HW
......
CF1852C Ina of the Mountain
*2400 https://codeforces.com/problemset/problem/1852/C 如果没有 $\mod k$ 的限制的话，我们都会做，因为都是正数，那么 $\sum_i^n d_i>0$，因此，答案即为 $\sum[d_i>0]d_i$。 但是现在多了一个操作，即为区间加 ......
行为型设计模式-责任链 Chain Of Responsibility
### 简介 使多个对象都有机会处理请求，从而避免请求的发送者和接收者之间的耦合关系。将这些对象连成一条链，并沿着这条链传递该请求，直到有一个对象处理它为止。 ### 角色 - Handler 接口 定义处理方法签名，设置nextHandler方法 - Concrete Handler 具体类 实现 ......
Elasticsearch之settings
## settings 结构 查看索引settings信息 ``` java GET {索引名}/_settings ``` 返回结果： ``` java "settings" :{ // 分片数量 "number_of_shards" : 1, // 副本数量 "number_of_repicas ......
c++中set和unordered_set的区别
作用 set与unordered_set一样，都是关联式容器，和 map 容器不同，使用 set 容器存储的各个键值对，要求键 key 和值 value 必须相等。 当使用 set 容器存储键值对时，只需要为其提供各键值对中的 value 值（也就是 key 的值）即可。 使用 set 容器存储的各 ......
Solution Set - 组合计数
### CF40E Number Table [Link](https://codeforces.com/contest/40/problem/E)&[Submission](https://codeforces.com/contest/40/submission/221783054). 显然 $n ......
解决vue项目build的时候报错Warning: Accessing non-existent property ‘cat‘ of module exports inside circular
* 正在执行任务: npm run build > selection-tool@1.0.0 build> node build/build.js - building for production...(node:8992) Warning: Accessing non-existent prop ......
MySQL的Equality Range Optimization of Many-Valued Comparisons
最近新上线的系统中遇到一个SQL，明明可以使用索引，但是发现实际执行并没有使用到索引。SQL的主要特点是where子句中，in判断中有大量的条件。类似如下： select * FROM a WHERE td in ('2023-08-01') and fuid in ('2','3','41','4 ......
Act of Birth
Ryszard Krynicki born in transit I came upon on the place of death the cult of the individual unit of measures and weights the military unit progressi ......