solution family sets of

Cannot read property 'clearValidate' of undefined

Cannot read property 'clearValidate' of undefined ![](https://img2023.cnblogs.com/blog/1119068/202308/1119068-20230827143618946-1052389559.png) 这个错误是因 ......
clearValidate undefined property Cannot 39

Set(集合)

Set(集合) set中的值是不能重复的 并且这个集合是无序的 向set集合中加入值使用add方法 127.0.0.1:6379> sadd myset hello(integer) 1127.0.0.1:6379> sadd myset world(integer) 1127.0.0.1:6379 ......
Set

【Land of Lisp】一次练习:巫师文本冒险游戏

# 绪论 Common Lisp是一门多范式语言,支持多种编程模式,包括面向对象编程、函数式编程。但Common Lisp鼓励函数式编程,并且包含有许多函数式编程相关的功能。 《Land of Lisp》是一本寓教于乐的学习Lisp语法的书籍。这本书配以漫画插图来进行表达,并且将小游戏的制作作为演示 ......
巫师 文本 Land Lisp of

2023-08-26 关于JSON.stringify会过滤调undefined值的问题 ==》在格式化之前先用type of来判断该值是否为undefined,是就为空即可

今天传参给后端的时候就发现了这么个问题,明明对象里面有这个字段a,但是打印出来死活没有, 去掉json格式化后才发现是该值a为undefined,遂百度,故得知该值会被过滤掉。 被过滤掉的原因是因为undefined值不符合JSON.stringify的规范。 ......
undefined stringify 格式 问题 2023

2023.08.24T3 - brain - solution

# brain ## Problem 给定一棵以 $1$ 为根的树,给定树上所有点权与边权。 记 $d(i, j)$ 表示 $i$ 到 $j$ 的路径长度。定义一棵树的权值为: $$ \sum\limits_{i = 1}^{n - 1}\sum\limits_{j = i + 1}^{n}a_{i ......
solution brain 2023 08 24

openresty中几种重定向的差异比较(ngx.redirect、ngx.req.set_uri、ngx.exec)

### 一. 测试用的nginx.conf: ``` user root; worker_processes 1; error_log logs/error.log; events { worker_connections 1024; } http { charset utf-8; default_ ......
ngx openresty redirect 差异 set_uri

安装celery后,提示WARNING/MainProcess...you should set broker_connection_retry_on_startup to True.解决办法

调用了Celery的config_from_object方法,并新建文件celery_config.py存放设置 在celery中设置broker_connection_retry_on_startup = True 效果没有提示了。 ......

[CF1158F] Density of subarrays

Let $ c $ be some positive integer. Let's call an array $ a_1, a_2, \ldots, a_n $ of positive integers $ c $ -array, if for all $ i $ condition $ 1 \l ......
subarrays Density 1158F 1158 CF

ORA-12514, TNS:listener does not currently know of service requested in connect descriptor

ORA-12500 to ORA-12699 ORA-12514, TNS:listener does not currently know of service requested in connect descriptor 数据库没有启动 https://community.oracle.com ......

javax.xml.bind.JAXBException: class XXXX nor any of its super class is known to this context

[javax.xml.bind.JAXBException: class org.bouncycastle.jcajce.provider.asymmetric.x509.X509CRLObject nor any of its super class is known to this contex ......
class JAXBException context javax known

cmake中list,set的对字符串操作

cmake中所有的对象都是string,所以我们对这些的操作就是对字符串的操作,里面提供追加和删除的方法 CMakeLists.txt cmake_minimum_required(VERSION 3.15) project(test) # 方式二 file(GLOB SRC ${CMAKE_CUR ......
字符串 字符 cmake list set

git中Updates were rejected because the tip of your current branch is behind解决方案

出现错误原因是操作过程中出现失误,git上进行的修改没有同步到本地的git仓库 解决方案:git push -u origin master -f 在远程仓库中进行的相关修改会被删除,是远程仓库回到你本地仓库为修改之前的版本。然后上传你本地仓库的修改。 注意:如果是多人开发则其他人的开发结果将会被恢 ......

Warning: /root/software/sqoop/../hcatalog does not exist! HCatalog jobs will fail. Please set $HCAT_HOME to the root of your HCatalog installation.问题的解决

# 问题描述 ![](https://img2023.cnblogs.com/blog/2808014/202308/2808014-20230825110459231-452577103.png) # 问题解决 进入到sqoop/bin的文件目录下: ![](https://img2023.cnb ......

Commit failed (details follow): Working copy text base is corrupt Checksum mismatch for text base of

问题:提交一个svn文件报错,提交其他文件没有报错 解决办法:(网上看了很多方法都解决不了): 1、把文件拷贝到svn目录外放着 2、把svn目录下文件移除,然后commit svn 3、把目录外的文件拷贝进来,先Add,然后commit 就成功了 ......
base text Checksum mismatch details

Resolving Android Dependencies 时报错 "Could not create an instance of type org.gradle.initialization.DefaultSettings_Decorated." for InMobi Unity

解决方案: Edit->Preferences->External Tools,在打开的窗口中,删除底部的复选框并给出相同的路径! ......

VScode settings.json默认配置文件路径

Linux Ubuntu: > /home/${用户名}/.config/Code/User/settings.json Windows: > C:\Users\用户名\AppData\Roaming\Code\User 来源、参考: https://blog.csdn.net/cyqzy/arti ......
路径 settings 文件 VScode json

SAP GUI Scripting VBA Code Snippet to Detect all IDs of the UI Elements

'-Begin Option Explicit Dim gColl() As String Dim j As Integer Sub GetAll(Obj As Object) ' '- '- Recursively called sub routine to get the IDs of all ......
Scripting Elements Snippet Detect Code

elasticsearch创建索引带mappings和settings

## 一、通过kabana控制台创建 我们在kabana控制台创建一个record_feature_tag的索引,对应的mapping配置如下 ```js PUT /record_feature_tag { "mappings": { "properties" : { "_class" : { "t ......
elasticsearch 索引 mappings settings

Custom ASAN_OPTIONS set without abort_on_error=1

background: when i want to run AFL . I met this issue. and either set export ASAN_OPTIONS=abort_on_error=0 nor export ASAN_OPTIONS=abort_on_error=1 do ......

MAUI 本地数据sqlite 报错 : Cannot update Settings: it has no PK

原因是没有设置主键,需要标记主键 [PrimaryKey] public class Settings { [PrimaryKey] public string Key { get; set; } public string Value { get; set; } } ......
Settings 数据 Cannot sqlite update

Leetcode 349.两个数组的交集(Intersection of two arrays)

[题目链接🔗](https://leetcode.cn/problems/intersection-of-two-arrays) 给定两个数组 nums1和 nums2 ,返回 它们的交集 。输出结果中的每个元素一定是 唯一 的。我们可以 不考虑输出结果的顺序 。 示例 1: ``` 输入:num ......
数组 交集 Intersection Leetcode 两个

unordered_set 的初始化方法

unordered_set是一个哈希表的实现,因此初始化其实就是给它分配一定的空间,并且指定哈希表中每个元素的存储方式。 unordered_set的初始化方式有以下几种: 无参构造函数 std::unordered_set<int> mySet; 默认情况下,unordered_set会分配一定的 ......
unordered_set unordered 方法 set

Mixture-of-Domain-Adapters: Decoupling and Injecting Domain Knowledge to Pre-trained Language Mod...

### 1. Abstract 经过预训练的语言模型(PLM)表现出在通用领域理解文本的出色能力,同时在特定领域中表现不佳。**尽管在大型领域特定语料库上继续预训练是有效的,但调整领域上的所有参数是昂贵的**。在本文中,我们研究了是否可以通过只调整几个参数来有效地调整PLM。具体来说,我们将Tran ......

sql语句find_in_set

FIND_IN_SET在做条件查询时也可以如下使用 ......
find_in_set 语句 find sql set

本地nacos启动报错: Please set the JAVA_HOME variable in your environment, We need java(x64)! jdk8 or later is better!

编辑startup.cmd文件 将模式从cluster改为standalone 插入一行指定你的JAVA_HOME路径set JAVA_HOME="C:\dev_files\jdk17" 然后启动nacos即可~ ......
environment JAVA_HOME variable Please better

this.$set的使用方法

//对象的属性sex的值更新为"男" let obj = {name:"六四",age:18,sex:"女"} this.$set(obj,"sex","男") //第一个参数是对象,第二个参数是更新的属性名称,第三个参数是新的内容 //更新之后的obj是 {name:"六四",age:18,sex ......
使用方法 方法 this set

Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the Latin1 range

在使用浏览器内置API btoa() 编码base64时: 报错Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the Latin1 range 报错信息解释: ......
39 characters contains execute encoded

MySQL告警"[Warning] Connection attributes of length 571 were truncated"

有时候会在mysql的错误日志中看到如下报错"[Warning] Connection attributes of length 571 were truncated"。比如: 2023-08-20T13:23:15.265489Z 47753433 [Warning] Connection att ......
quot Connection attributes truncated Warning

Set Theory: Cardinality + Infinity comparation

Infinity Counting + Comparation: https://brilliant.org/courses/infinity/introduction-87/how-to-count-to-infinity/ Cardinality VS Tagging: Review and R ......
Cardinality comparation Infinity Theory Set

Google classic interview questions, throwing eggs the least number of times All In One

Google classic interview questions, throwing eggs the least number of times All In One 谷歌经典面试题, 扔鸡蛋最少次数 你在一栋 100 层的大楼里工作,你得到 2 个相同的鸡蛋。 你需要计算出鸡蛋可以掉落到最高... ......
interview questions throwing classic Google