oF
How to fix TypeScript error: expression of type can't be used to index type All In One
How to fix TypeScript error: expression of type can't be used to index type All In One
type guard
......
CF1879D Sum of XOR Functions
异或和按位处理的典型例题。 要求所有子区间异或和乘区间长度的总和，朴素的方法是 \(O(n^2)\) 地枚举区间，显然无法通过。 因为涉及异或和，而异或运算不进位，故自然地想到把 \(a_i\) 写成二进制形式，单独研究每一位的贡献，最后再合并。这是处理此类问题的一般思路。 1. 二进制拆分 比方说 ......
[888] How to get the directory of the current Python file
To get the directory of the current Python file, you can use the os.path module in combination with the __file__ attribute. Here's how you can do it: ......
requests 响应头部转json时报错TypeError: Object of type CaseInsensitiveDict is not JSON serializable
前言 requests 响应头部在转json时，想格式化输出，结果报错TypeError: Object of type CaseInsensitiveDict is not JSON serializable 报错详情 示例代码 import requests import json # 上海悠悠 ......
ORA-04030: out of process memory when trying to allocate 27760032 bytes (qmxuParseXobWi,qmxsaxAllocMemInternal)
1.alter日志 2023-09-24T19:59:02.474578+08:00LOGMINER: Begin mining logfile for session -2147289087 thread 1 sequence 2185, +DATA/DB/ONLINELOG/redo05a.lo ......
Uncaught TypeError: Cannot read properties of undefined (reading 'form')问题的解决
问题描述 使用vue3执行数据添加操作时，发现了这个错误，使用测试按钮拿文本框数据，一直报错拿不到： 问题解决 原来是vue2在执行这个操作时： 里面放this.form; 而vue3在执行这个操作时， 里面放的却是：form ......
the solution of Mining Your Own Business
the description of problem （我看的是 PDF 里面的原题所以这里描述会和题目不一样，但是大意一致） 给定一个未必连通的无向图，问最少在几个点设置出口，可以保证任意一个点坍塌后，工人们仍然可以从出口逃生，同时问设置最少出口的方案数量。 thoughts & solution ......
1055 - Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column
博客园 首页 新随笔 联系 管理 订阅 随笔- 111 文章- 1 评论- 3 阅读- 17万 1055 - Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column 'i ......
ES报错：[parent] Data too large, data for [＜http_request＞] would be larger than limit of XXXX
ES报错：[parent] Data too large, data for [＜http_request＞] would be larger than limit of XXXX 当es这个错误的时候 ：[parent] Data too large, data for [<http_reques ......
Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column
MySQL有any_value(field)函数，他主要的作用就是抑制ONLY_FULL_GROUP_BY值被拒绝 官方有介绍，地址：https://dev.mysql.com/doc/refman/5.7/en/miscellaneous-functions.html#function_any-v ......
[LeetCode] 1353. Maximum Number of Events That Can Be Attended 最多可以参加的会议数目
You are given an array of events where events[i] = [startDayi, endDayi]. Every event i starts at startDayi and ends at endDayi. You can attend an even ......
Python 的 POC（Proof of Concept，概念验证）
Python 的 POC（Proof of Concept，概念验证） requests 当涉及到编写 Python 的 POC（Proof of Concept，概念验证）时，你可以按照以下步骤进行： 确认目标：明确你要验证的漏洞或要探测的系统。 寻找漏洞或系统的相关信息：查找关于该漏洞或系统的文 ......
## Could not find a working installation of Boost.
001、问题 002、解决方法 (base) [root@pc1 MaSuRCA-3.3.1]# yum -y install boost boost-devel (base) [root@pc1 MaSuRCA-3.3.1]# yum -y install gcc-c++.x86_64 gperf ......
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' ......
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 ......
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( ......
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] ......
[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 ......
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 ......
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 ......
【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 ......