synonyms reading of
device descriptor read/64, error -11
硬件平台：CM4 8G RAM核心板 Hardware : BCM2711 Revision : d03141 Serial : 100000002297c853 Model : Raspberry Pi Compute Module 4 Rev 1.1 系统：树莓派32位OS 问题背景：核心板是8 ......
《Progressive Learning of Category-Consistent Multi-Granularity Features for Fine-Grained Visual Classification》阅读笔记
论文标题 《Progressive Learning of Category-Consistent Multi-Granularity Features for Fine-Grained Visual Classification》 细粒度视觉分类中类别一致多粒度特征的渐进学习 作者 Ruoyi D ......
Python: json Deserialization of Python Objects
openweathermap.json { "coord": { "lon": 114.0683, "lat":22.5455 } , "weather":[ { "id": 803, "main":"Clouds", "description":"多云", "icon":"04d" } ], "b ......
js (for in)和（for of)区别
for...in 语句以任意顺序迭代一个对象的除Symbol以外的可枚举属性，包括继承的可枚举属性。 for...of语句在可迭代对象（包括 Array，Map，Set，String，TypedArray，arguments 对象等等）上创建一个迭代循环，调用自定义迭代钩子，并为每个不同属性的值执行 ......
使用Apache POI 导入导出时出现You need to call a different part of POI to process this data (eg XSSF instead of HSSF)Java异常
问题复现 在学习导出功能时使用HSSFWorkbook导出了一个xxx.xlsx格式的文件，然后用XSSFWorkbook的读取方式来拿文件去导入时出现了这个bug 这是当时做导出测试代码 Workbook wb = new HSSFWorkbook(); CreationHelper creati ......
【Linux API 揭秘】container_of函数详解
1、container_of函数介绍
container_of可以说是内核中使用最为频繁的一个函数了，简单来说，它的主要作用就是根据我们结构体中的已知的成员变量的地址，来寻求该结构体的首地址，直接看图，更容易理解。 ......
ubuntu18.04.6 编译buildroot的时候提示： Incorrect selection of kernel headers: expected 4.6.x， got 4.16.x
再次进入文件系统配置界面，将内核头文件从4.16.x 改为4.6.x 就可以了。 ......
Unhandled exception. System.IO.IOException: The configured user limit (128) on the number of inotify instances 处理
现象:Unhandled exception. System.IO.IOException: The configured user limit (128) on the number of inotify instances has been reached, or the per-process ......
[Clickhouse] Clickhouse 报SQLException : Read timed out
1 问题描述 在使用Clickhouse(21.3.4.25)进行大数据量地数据查询，高频报出 SQLException : Read timed out 错误 2 问题分析 2.1 单次查询：耗时约4s 2.2 并发20查询：报SQLException Read timeout，并发5查询：正常 ......
[CF839E] Mother of Dragons
最优方案一定是选择一个团，并在团里平均分配点权。 实际上，定义一个点 \(u\) 的权重 \(w_u\) 为 \(\sum\limits_{(u,v)}s_v\)，那么如果方案中 \(w_x>w_y\)，将 \(y\) 去掉并将其点权加在 \(x\) 上一定更优，所以答案一定会被调整成一个团。 对于 ......
pure-admin pnpm ERR_PNPM_FROZEN_LOCKFILE_WITH_OUTDATED_LOCKFILE Cannot perform a frozen installation because the version of the lockfile is incompatible with this version of pnpm
事情是这样的，用的开源pure-admin 的框架，用的是pnpm,本地环境都是可以的，但是发布到生成就报以下错误 然后看部署参数，是这样的，强制用了lock文件，本来也没问题 报错的意思是json 文件跟pnpm-lock.json 文件不匹配 但是本地看着是匹配的，随便挑选几个包版本看着也是一致 ......
The Zen of Python
The Zen of Python The Zen of Python, by Tim Peters Beautiful is better than ugly. Explicit is better than implicit. Simple is better than complex. Com ......
测试类注入Bean失败，Could not autowire, No bean of 'XxxService' type found
Spring Boot 2.2 是第一个正式支持 JUnit 5 的版本。 因此在写测试类的时候，JUnit4和JUnit5是有一点区别的。JUnit4需要需要两个注解 @SpringBootTest @Runwith(SpringRunner.class) Junit5的测试类则只需要一个注解 @ ......
Pfaffian And Determinant of $\sum A_iz^i$
// created on 23.12.11 目录Pfaffian And Determinant of \(\sum A_iz^i\) Pfaffian And Determinant of \(\sum A_iz^i\) 求斜对称矩阵的 Pfaffian 即 \(\mathrm{Pf}(A)\) ......
Confluence7.4.6突然爆事务隔离级别问题-解决方案-MySQL session isolation level 'REPEATABLE-READ' is no longer supported.
MySQL session isolation level 'REPEATABLE-READ' is no longer supported. Session isolation level must be 'READ-COMMITTED'. See http://confluence.atlass ......
The subtleties of proper B+Tree implementation
Ref https://ayende.com/blog/198241-B/the-subtleties-of-proper-b-tree-implementation ......
C. Removal of Unattractive Pairs
这道题很考验思维。 这道题目我们只需要考虑出现次数最多的字符的个数，分两种情况讨论。 1、如果该字符出现次数超过n/2（这里设为x），那么其他字符和该字符凑成一对进行消除，即剩下的长度为2x-n。 2、如果该字符出现次数低于n/2，那么对于任意字符都有足够的其余字符和他凑成一对进行消除，那么就变成了 ......
20.Explain how the following reasoning fails to address the complexity of the issue involved, and rebut it. “Sanya is warm all year round and has beautiful beaches,
Round 1: Identifying the Failure in Reasoning Speaker 1 (Student A): Hello, everyone! Let's kick off our discussion by examining the reasoning: "Sanya ......
15.Please retell the parable of The Blind men and An Elephant. What is the moral of the parable? What can we learn from the parable when it comes to critical thinking?
Round 1: Retelling the Parable and Extracting the Moral Speaker 1 (Student A): Hey everyone! So, let's dive into the parable of "The Blind Men and the ......
14.Do you have a tentative plan for you reading and/or research writing project for this semester? Create a timetable with specific goals, objectives, ways to realize them and timelines.
Round 1: Discussing the Importance of a Tentative Plan Speaker 1 (Graduate Student A): Greetings, everyone. Today, our topic revolves around having a ......
16.What are the basic elements of an argument according to Toulmin Model? How do you evaluate evidences with the intellectual standards?
Round 1: Understanding the Basic Elements of Toulmin Model Speaker 1 (Student A): Hello, everyone! Let's start by discussing the basic elements of the ......
12.How do you understand the three “C”s（Concise，Clear & Coherent）in an academic Abstract writing？Why are they so important and worthy of a careful study？
Round 1: Understanding the Three "C"s in Academic Abstract Writing Speaker 1 (Researcher A): Greetings, everyone. Today, we're delving into the signif ......
Linux-03shell语法-expr&read&echo&printf&test[]
表达式运算命令expr 概述 expr命令用于求表达式的值，格式为： expr 表达式 表达式说明： 用空格隔开每一项 用反斜杠放在sh特定的字符前面（发现表达式运行错误时，可以试试转义） 对包含空格和其他特殊字符的字符串要用引号括起来 expr会在stdout中输出结果。如果为逻辑关系表达式，则结 ......
yum安装软件时报错"Curl error (37): Couldn't read a file:// file for file:///etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-x86_64 "
问题描述 安装 gcc 时出现以下问题： Curl error (37): Couldn't read a file:// file for file:///etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-x86_64 [Couldn't open file /etc/pki/ ......
A sample of JSON RPC service
This is a sample service program which show how to implement a JSON RPC. The RPC service included two functions which used for RSA sign and verify. If ......
CF1894E Freedom of Choice
CF1894E 数据范围多少有点诈骗 首先考虑 \(m=1\) 的情况 容易发现这个 \(l_i,r_i\leq 10^{17}\) 不是很对劲，因为直觉上感觉如果区间可取范围过大答案就是 \(0\) 我们可以取一个不是那么严格的限制条件来约束他，当 \(r-l>n\) 时，答案肯定是 \(0\)。 ......
Redis报错：WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128
报错内容： 1:C 08 Dec 2023 05:47:33.348 # oO0OoO0OoO0Oo Redis is starting oO0OoO0OoO0Oo 1:C 08 Dec 2023 05:47:33.348 # Redis version=7.0.5, bits=64, commit ......