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Determinant of $A+Bz$
// created on 23.09.22 目录Determinant of \(A+Bz\) Determinant of \(A+Bz\) You are given two \(n\times n\) matrices \(A\) and \(B\) . For each \(k=0,1,\ ......
解决：sass-loader@6.0.6 requires a peer of node-sass@^4.0.0 but none is installed. You must install peer dependencies yourself.
参考：https://blog.csdn.net/hancoder/article/details/113821646 去https://github.com/sass/npnode-sass 或者 https://github.com/sass/node-sass/releases 都可以看到no ......
Uncaught TypeError: Cannot read properties of undefined (reading 'type') from echarts
DON'T use ref or reactive to wrap the echarts instance. Use a common variable or shallowRef to avoid the deep watch for echarts instance. 不要使用 ref 或 r ......
MySQL 出现 String Index out of range: x 的原因
前言 调试代码时遇到一个很奇怪的问题, 对于一个很简单的 sql, 执行时会时不时的报异常 String Index out of range: x SQL: select * from test where area = 10 但直接把 SQL 丢 SQL 工具里跑又没什么问题, 百度了一圈都没找 ......
. Temporal table join currently only supports 'FOR SYSTEM_TIME AS OF' left table's time attribute field
org.apache.flink.table.api.ValidationException: SQL validation failed. Temporal table join currently only supports 'FOR SYSTEM_TIME AS OF' left table' ......
ORA-02303: cannot drop or replace a type with type or table dependents，即无法使用类型或表的相关性来删除或取代一个类型
ORA-02303: cannot drop or replace a type with type or table dependents，即无法使用类型或表的相关性来删除或取代一个类型 在修改一个Type的时候，提示了这个信息 ORA-02303: cannot drop or replace ......
A piece of cake
1. A piece of cake（易事情）2. Break a leg（祝好运）3. Don't count your chickens before they hatch（不要过早乐观）4. Don't put all your eggs in one basket（不要孤注一掷）5. Eve ......
org/springframework/boot/maven/RepackageMojo has been compiled by a more recent version of the Java
项目场景：项目中执行clean，再执行install时报错，错误如下 org/springframework/boot/maven/RepackageMojo has been compiled by a more recent version of the Java Runtime (class ......
更新wsl,docker无法启动wrong fs type, bad option, bad superblock on cgroup, missing codepage or helper program, or other error.解决方案
PS C:\Users\xxxx> wsl -vWSL 版本： 2.0.0.0内核版本： 5.15.123.1-1WSLg 版本： 1.0.57MSRDC 版本： 1.2.4485Direct3D 版本： 1.608.2-61064218DXCore 版本： 10.0.25880.1000-2306 ......
响应头：关于文件下载的Content-Disposition和Content-Type（转载）
Content-Type 实体头部用于指示资源的MIME类型，在响应中，Content-Type标头告诉客户端实际返回的内容的类型，指示客户端如何显示附加的文件。 Content-Disposition 是 MIME 协议的扩展，指示回复的内容该以何种形式展示，是以内联的形式（即网页或者页面的一部分 ......
HBase-Hbase启动异常java.lang.IllegalArgumentException: object is not an instance of declaring class
1、问题描述 HBase启动时异常如下： java.lang.IllegalArgumentException: object is not an instance of declaring class at sun.reflect.NativeMethodAccessorImpl.invoke0( ......
KingbaseES V8R6集群运维系列 -- connect_check_type参数
案例说明： 在KingbaseES V8R6C7的版本中，repmgr.conf增加了connect_check_type参数可以指定参数值，默认值是‘mix’，以前版本为隐藏参数，默认值‘ping‘。connect_check_type参数可以配置为： 监控数据库connect_check_typ ......
每日一题：如何判断是否是数组，一个既简单又复杂的问题。（不要再用Object.prototype.toString.call、instance of判断了！！！）
1、不要使用Object.prototype.toString.call() 正常情况下: const arr = [1,2,3,4,5] const obj = {} console.log(Object.prototype.toString.call(arr))//[Object,Array] ......
CF1599E Two Arrays
Dq17 y。 考虑斐波那契通项公式，分别维护区间 \(\left(\frac{1+\sqrt 5}{2}\right)^{a_{1,i}+a_{2,i}}\) 和 \(\left(\frac{1-\sqrt 5}{2}\right)^{a_{1,i}+a_{2,i}}\) 的和。显然可以扩域，定义 ......
[879] Run stand-alone scripts of arcpy
Ref: Run stand-alone scripts plain paste in Windows: shift+ctrl+V How do I run a stand-alone script? In other ArcGIS products, a Python script is run ......
[878] Records of LandInsight
1. Arcpy: (1) Table To Excel arcpy.conversion.TableToExcel( Input_Table=r"S:\TRAINING\Bingnan\Default.gdb\LI_CLR_VIC", Output_Excel_File=r"D:\OneDrive ......
HTTP请求中，几种常见的Content-Type类型
一、application/x-www-form-urlencoded 最常见的 POST 提交数据的方式，原生Form表单，如果不设置 enctype 属性，默认为application/x-www-form-urlencoded 方式提交数据。 首先，Content-Type被指定为 appli ......
How to get a variable data type in Python 3 All In One
How to get a variable data type in Python 3 All In One
typeof in js
type(var) & isinstance(var, type)
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Road To Reality(The roots of science)
Road To Reality(The roots of science) The Good, the True, and the Beautiful ......
Meta-Reinforcement Learning of Structured Exploration Strategies
郑重声明：原文参见标题，如有侵权，请联系作者，将会撤销发布！ NeurIPS 2018 ......
CF359D Pair of Numbers
原题 翻译 感谢\(xjk\)提供，%%% 先说一个带\(\log\)的做法 首先，区间满足条件的要求即为\(\min_{i=l}^{r}{a_i} = gcd_{i=l}^{r}{a_i}\)，这是显然的(我甚至想错了QwQ) 我们考虑固定住这个区间的最小值\(x\)，我们发现假如一个区间\([L ......
Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'java.util.String'. Cause: java.lang.ClassNotFoundException: Cannot find class: java.util.String
1、 Caused by: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type a ......
Selenium启动chrome谷歌浏览器报错 session not created: This version of ChromeDriver only supports Chrome version 114
Selenium启动chrome谷歌浏览器报错 session not created: This version of ChromeDriver only supports Chrome version 114 ......
A. Two Vessels
A. Two Vessels Two Vessels 一道诈骗题。 Problem 给你三个杯子，前两个杯子分别装着 \(a\) ，\(b\) 克水，第三个杯子里是空的，最多能装 \(c\) 克水。每次你能从任意杯子里取出 \(c\) 克水，并将它倒入到另一个杯子里，且每次可以倒 \(x\space ......
CF762C Two strings 题解
洛谷传送门 CF 传送门 题意 给你两个字符串 \(a\) 和 \(b\)，你可以在 \(b\) 中删去尽量短的子段，使得 \(b\) 是 \(a\) 的子序列。求出最后的 \(b\)。 思路 真是奇了怪了，这种题洛谷题解里竟然没有双指针的做法？ 首先考虑判断一个字符串 \(b\) 是否是另一个字符 ......
【错误异常】The content of element type "mapper" must match "(cache-ref|cache|resultMap*|parameterMap*|sql*|insert*|update*|delete*|select*)+".
The content of element type "mapper" must match "(cache-ref|cache|resultMap*|parameterMap*|sql*|insert*|update*|delete*|select*)+". 服务启动异常 排查mapper.xm ......
自定义对象的of生成操作
自定义对象的of生成逻辑 依赖于lombok的注解 @RequiredArgsConstructor(staticName = "of") 写法 @Accessors(chain = true) @Setter @Getter @RequiredArgsConstructor(staticName ......
Invalid prop type check failed for prop “image“. Expected String, got Undefined
问题描述：vue中类型不匹配导致的错误。大致的意思是期待的是“image“类型，传入的是string，所以导致出错。 解决办法：类型转换 <pan-thumb :image="String(filePath)"> ......
Learning Heterogeneous Temporal Patterns of User Preference for Timely Recommendation
目录概符号说明TimelyRecMulti-aspect Time Encoder (MATE)Time-aware History Encoder (TAHE)Prediction代码 Cho J., Hyun D., Kang S. and Yu H. Learning heterogeneou ......
ubuntu vscode cannot open source file "stddef.h" (dependency of "chrono"). Please run the 'Select IntelliSense Configuration...' command to locate your system headers.C/C++(1696)
cannot open source file "stddef.h" (dependency of "chrono"). Please run the 'Select IntelliSense Configuration...' command to locate your system heade ......