hong kong programming the
[LeetCode] 2597. The Number of Beautiful Subsets
You are given an array nums of positive integers and a positive integer k. A subset of nums is beautiful if it does not contain two integers with an a ......
invalidate the cache in Spark by running 'REFRESH TABLE tableName' command in SQL or by recreating the Dataset/DataFrame involved
``` ... 1 more Caused by: java.io.FileNotFoundException: File does not exist: hdfs://ns1/user/hive/warehouse/dw.db/dw_uniswapv3_position_detail/pk_day ......
The file extension is not supported by Shapefile data provider.
后端返回:文件上传失败:The file extension is not supported by Shapefile data provider. 表明此时上传/处理的文件不符合标准。 ......
These are the list of external providers available to the application.
These are the list of external providers available to the application. https://github.com/davidfowl/TodoApi/blob/c209f6ae5c5f31f4808b0df85f358d4a572ea ......
【861】R programming related knowledge
Ref: R 字符串 Ref: R语言遍历文件和批量输出文件 head(x, n)Returns the first or last parts of a vector, matrix, table, data frame or function. Since head() and tail() a ......
【860】Thematic mapping based on R programming
Ref: ggplot2 title : main, axis and legend titles Ref: ggplot2 标题居中 Ref: Ref: Ref: Example: theme(plot.title = element_text(color="red", size=14, face ......
解决 Https 站点请求 Http 接口服务后报 the content must be served over HTTPS 错误的问题
之前将自己所有的 `Http` 站点全部更新为 `Https` 站点,但是在请求后台接口服务的时候还是 `Http` 请求,导致部署之后,直接在控制台报 `This request has been blocked; the content must be served over HTTPS;` 的... ......
Proj. CMI Paper Reading: Conversational Automated Program Repair
## Abstract 背景:之前APR与大模型的结合仅仅使用了一些特殊构建的input/prompt 本文:conversational APR 方法:使用long-term context window来记录之前的validation feedback 实验: 在10个LLMs上进行对比展示改进 ......
题解 CF840C On the Bench
这是一篇简洁易懂的良心题解,提供了多种做法。 对于两个数 $x,y$,定义 $x=n^2 \cdot tx,y=m^2 \cdot ty$。如果 $x\cdot y$ 为平方数,则说明 $tx=ty$。所以我们可以将每个数除去其平方因子,比较相邻两数是否相等即可。 ## F1: 定义 $f_{i,j ......
题解 The Human Equation
[The Human Equation](https://www.luogu.com.cn/problem/CF1775E) 思维题。 我们考虑每次 $a$ 数组加一减一对于其前缀和 $sum$ 的影响。 可以发现,假设相邻两次加一和减一的位置分别为 $l$ 和 $r$,那么 $sum$ 在 $[l ......
freee Programming Contest 2023(AtCoder Beginner Contest 310)
# Preface 打的就是依托答辩,当时看一眼D感觉是个爆搜不想写就先跳了去想F,结果傻逼了没想出来 最后30min了赶紧溜回去把D爆搜写了,但是已经罚时爆炸了,其实如果正常正序做的话排名会挺稳的 后面一问包大爷发现F是个傻逼题,只能说计数水平实在是低下 # **A - Order Somethi ......
python包报错ImportError: urllib3 v2.0 only supports OpenSSL 1.1.1+, currently the 'ssl' module is compiled with 'OpenSSL 1.0.2k-fips 26 Jan 2017'
报错:ImportError: urllib3 v2.0 only supports OpenSSL 1.1.1+, currently the ‘ssl’ module is compiled with OpenSSL 1.1.0h 27 Mar 2018. 解决办法:Terminal窗口执行:p ......
You don't have write permissions for the /System/Library/Frameworks/Ruby.framework/Versions/x.x/usr/lib/ruby/gems/x.x.x directory.
Gem Error ERROR: While executing gem ... (Gem::FilePermissionError) You don't have write permissions for the /System/Library/Frameworks/Ruby.framework ......
面向对象编程(Object-Oriented Programming,OOP)
面向对象编程(Object-Oriented Programming,OOP)是一种编程思维方式和编码架构,是一种 对现实世界理解和抽象的方法,是计算机编程技术发展到一定阶段后的产物。 什么是对象:对象是客观存在的事物,可以说任何客观存在的都是可以成为对象,一台电脑,一直钢笔,一个人,一辆轿车等等, ......
freee Programming Contest 2023(AtCoder Beginner Contest 310)
# [freee Programming Contest 2023(AtCoder Beginner Contest 310) - AtCoder](https://atcoder.jp/contests/abc310) ## [A - Order Something Else (atcoder.j ......
解决报错Cannot connect to the Maven process. Try again later. If the problem persists, check the Maven
## 故障描述: 使用idea下载java某个源文件,idea报错:Cannot connect to the Maven process. Try again later. If the problem persists, check the Maven ![](https://img2023.c ......
meta program - 实例化
```cpp template struct pow : std::integral_constant::value> {}; template struct pow : std::integral_constant {}; template using pow_two_with_exp = pow ......
visual studio在运行ashx文件时 出现 Failed to load resource: the server responded with a status of 500 (Internal Server Error)
报错详细信息如下 “/”应用程序中的服务器错误。 分析器错误 说明: 在分析向此请求提供服务所需资源时出错。请检查下列特定分析错误详细信息并适当地修改源文件。分析器错误消息: 未能创建类型“WebApp.FileUploadHandler”。源错误: 行 1: <%@ WebHandler Lang ......
*** These critical programs are missing or too old: compiler
001、问题 *** These critical programs are missing or too old: compiler 002、查看c编译器版本 [root@PC1 build]# gcc --version gcc (GCC) 4.8.5 20150623 (Red Hat 4.8 ......
*** These critical programs are missing or too old: make compiler
001、问题 *** These critical programs are missing or too old: make compiler 002、查看当前的make版本 [root@PC1 build]# make --version 003、make官网:http://ftp.gnu.or ......
freee Programming Contest 2023(AtCoder Beginner Contest 310)题解
[点我看题](https://atcoder.jp/contests/abc310/tasks) A - Order Something Else 直接比较$P$和$Q+min(D_i)$,输出较小值即可。 点击查看代码 ``` #include #define rep(i,n) for(int i ......
服务器/虚拟机 关机或重启之后报:Entering emergency mode. Exit the shell to continue.
## 具体现象 ![](https://img2023.cnblogs.com/blog/1138462/202307/1138462-20230715122734672-1948661564.jpg) 多次重启之后还是不行,提示让进入紧急模式或退出 ## 排查原因 根据提示输入journalctl ......
【图论】CF1508C Complete the MST
[Problem Link](https://codeforces.com/contest/1508/problem/C) 有一张 $n$ 个点的完全图,其中 $m$ 条边已经标有边权。你需要给剩下的边都标上权值,使得所有边权的异或和为 $0$,并且整张图的最小生成树边权和最小。 $n,m\le 1 ......
CF1175F The Number of Subpermutations 对自己的警告--zhengjun
太久没见过启发式合并了,然后没想出做法。 首先笛卡尔树建出来。 然后直接枚举跨过 $mid$ 的长度为 $a_{mid}$ 的区间,RMQ $O(1)$ 验证即可。 发现这样的区间个数不超过左右区间大小的较小值,时间复杂度:$O(n\log n)$。 ### 代码 ```cpp #include u ......
PromptLang:A simple prompt-based programming language specifically designed for use inside GPT prompts
PromptLang:A simple prompt-based programming language specifically designed for use inside GPT prompts ......
excel 导出 The maximum length of cell contents (text) is 32767 characters
**导出excel功能,报错。错误日志提示::The maximum length of cell contents (text) is 32767 characters** ![](https://img2023.cnblogs.com/blog/2197916/202307/2197916-20 ......
【题解】CF gym 104337 G. Guess the Polynomial
statement:https://codeforces.com/gym/104337/problem/G 。 即求 $f(x)=\sum\limits_{i=0}^{p-2}a_ix^i$,其中只有不超过 $n$ 个 $a_i$ 非 $0$ 。 记: $$ \begin{aligned} A_{n ......
The 2019 ICPC China Shaanxi Provincial Programming Contest(2019陕西省赛)
## B. Grid with Arrows 并查集一下。 ```cpp #include "bits/stdc++.h" using namespace std; using i64 = long long; struct UnionFind { int n; vector f; UnionFin ......
The information of Seminars Language
‘The seminar is a common way ofteaching students on university courses in the UK and it is very likely that you will experience seminars on your cours ......