command pattern cpp

Curiously Recurring Template Pattern (CRTP)——C++中继承自己的类?

(或许应该翻译为[奇异的递归模板模式]?) GPT的解释 最近在STL源码中看到此用法,查阅了很多资料。相较于大部分中文互联网的博客,ChatGPT给出的解释还是比较清楚的: Curiously Recurring Template Pattern (CRTP)是一种C++编程技巧,用于实现静态多态 ......
Curiously Recurring Template Pattern CRTP

cpp test for and while loop time cost respectively while std::chrono::high_resolution_clock

#include <chrono> #include <condition_variable> #include <ctime> #include <fstream> #include <future> #include <iomanip> #include <iostream> #include ......

cpp std::this_thread::sleep_for(std::chrono::seconds(sleep_seconds)) for thread execution duration

#include <chrono> #include <condition_variable> #include <ctime> #include <fstream> #include <future> #include <iomanip> #include <iostream> #include ......

cpp condition_variable wait_until unique_mutex time_out

#include <chrono> #include <condition_variable> #include <ctime> #include <fstream> #include <future> #include <iomanip> #include <iostream> #include ......

神必 cpp 语法合集

反向遍历 std::map 的时候删除迭代器 2023.4.19 decltype(mp)::iterator p = ++mp.erase(++it.base()); it = std::make_reverse_iterator(p); demo #include <bits/stdc++.h> ......
语法 cpp

cpp常用积累——eigen、csv读取

1.matrixXd 与 vector<double> 的互转 vector<double> 转 matrixXd Eigen::MatrixXd Vec_xx = Eigen::Map<Eigen::MatrixXd>(new_x.data(), new_x.size(),1); vector<d ......
常用 eigen cpp csv

cocoapods Xcode 14.3 Archive Command PhaseScriptExecution failed with a nonzero exit code

Xcode 升级到14.3 进行 Archive Command PhaseScriptExecution failed with a nonzero exit code 解决方法 Xcode 搜索 source="$(readlink -f "${source}")" 将 source="$(re ......

cpp:Double Dimensional Array using vector 2

// StudentArry.h : 此文件包含 "StudentArry" 类。学生数组成绩显示方法 C++ 14 // 2023年4月9日 涂聚文 Geovin Du edit. //(1)vec1.size() 就是”二维数组”的行数 //(2)vec1[0].size() 就是”二维数组”的 ......
Dimensional Double vector Array using

k8s中command、args && dockerfile中entrypoint、cmd之间的比较

k8s中command、args && dockerfile中entrypoint、cmd之间的比较 标签(空格分隔): K8S Dockerfile中ENTRYPOINT,CMD的比较 ENTRYPOINT 的两种格式: ENTRYPOINT ["executable", "param1", "p ......
dockerfile entrypoint amp 之间 command

Diplomatic Design Patterns: A TileLink Case Study

文章地址: Diplomatic Design Patterns: A TileLink Case Study (carrv.github.io) 一,简介 Diplomacy是一种基于Scala语言的编程框架。在Chisel硬件描述语言构建的CPU核心设计中,单纯使用Chisel无法完成复杂的连线 ......
Diplomatic Patterns TileLink Design Study

Unable to create an object of type 'NetcoremvcDbcontext'. For the different patterns supported at design time, see https://go.microsoft.com/fwlink/?linkid=851728

问题描述:我整个项目重新生成没有报错,但是用efcore迁移数据库命令:Add-Migration init就生成不了文件夹Migrations,并且报错:Unable to create an object of type 'NetcoremvcDbcontext'. For the differ ......

Linux iwlist command All In One

Linux iwlist command All In One wifi scan iwlist # scanning for wireless networks $ sudo iwlist wlan0 scan $ sudo iwlist wlan0 scan > wifi-scan.md $ c ......
command iwlist Linux All One

解决 Error running ‘Application‘: Command line is too long.

一、项目场景:运行刚拉取下来的项目代码,出现下面问题描述的错误提示。 二、问题描述Error running 'Application': Command line is too long. Shorten command line for Application or also for Sprin ......
Application Command running Error line

How to use Linux shell command filter the IP address All In One

How to use Linux shell command filter the IP address All In One 如何使用 Linux shell 命令过滤 IP 地址 ......
command address filter Linux shell

cpp:Double Dimensional Array using vector

// StudentArry.cpp : //练习案例:学生数组成绩显示方法 StudentArry //案例描述:学生数组成绩显示方法 #include "StudentArry.h" #include <iostream> #include <string> #include <vector> ......
Dimensional Double vector Array using

Command: man

man [options...] [SECTION] PAGE... -l --local-file interpret PAGE arguments as local filenames man -l /usr/share/man/man1/ls.1.gz ......
Command man

cpp: SQLite

lib /def:sqlite3.def /machine:ix86 ......
SQLite cpp

How to use command line find all users on Linux All In One

How to use command line find all users on Linux All In One Linux 系统中一切皆文件, 就像 js 中一切皆对象一样 /etc/passwd ......
command Linux users line find

how to create one command line configuration tool with shell language on Linux All In One

how to create one command line configuration tool with shell language on Linux All In One 如何在 Linux 上用 shell 语言创建一个命令行配置工具 raspi-config ......
configuration language command create Linux

Linux input and ouput command < symbol & > symbol All In One

Linux input and ouput command < symbol & > symbol All In One left input / right output < 向左侧输入 > 向右侧输出 pbcopy pbpaste 剪切板 ......
symbol command Linux input ouput

re.findall()用法详解-返回string中所有与pattern相匹配的全部字串

re.findall():函数返回包含所有匹配项的列表。返回string中所有与pattern相匹配的全部字串,返回形式为数组。 示例代码1:【打印所有的匹配项】 import re s = "Long live the people's Republic of China" ret = re.fi ......
findall pattern string re

Navicat常见错误怎么处理(Rsa Public Key not Find、Generate First a serial、No All Pattern Found!File Alre)

一:下载 一键获取软件 提取码: rtce 1.Navicat 数据库管理工具 :Navicat DBeaver 数据库管理工具:可以代替Navicat 2.Navicat Keygen Patch:激活工具 二:安装激活 1.安装 Navicat:直接下一步即可安装 Navicat Keygen ......
Generate 常见 错误 Navicat Pattern

Linux copy from pipe command All In One

Linux copy from pipe command All In One shutdown # Linux 关机 $ shutdown --help $ man shutdown Raspberry Pi # Raspberry Pi ??? $ man shutdown | ??? macO ......
command Linux copy from pipe

cpp: vector

// NarcissisticInfo.h : //练习案例:水仙花数 100 - 1000 NarcissisticNumber //案例描述:水仙花数是指一个 3 位数,它的每个位上的数字的 3次幂之和等于它本身 //例如:1 ^ 3 + 5 ^ 3 + 3 ^ 3 = 153 //请利用do. ......
vector cpp

微信小程序云开发中的command简介

微信小程序云开发(WeChat Mini Program Cloud Development)是微信官方推出的一种简化小程序开发的方案。它提供了一个完整的后端云服务,支持数据库、存储、云函数等功能。在云开发中,Command 是一个重要的概念,主要用于操作数据库。 Command 是数据库命令的构造 ......
command 简介 程序

解决前端安装sharp出错问题sharp: Command failed.

报错如下:sharp: Command failed. cd C:\Users\xxx-api && yarn install yarn install v1.22.19un\Documents\my_files\A-Web-Project\service-categories\service-ca ......
sharp 前端 Command failed 问题

Kali Linux: Configuring Static IP in command line

sudo vim /etc/network/interfaces #Static IP addressauto wlan0iface eth0 inet staticaddress 10.10.1.10netmask 255.255.255.0gateway 10.10.1.1 Here wlan0 ......
Configuring command Static Linux Kali

dotnet commands

dotnet --list-sdks dotnet new webapi --no-https dotnet new page -n Counter dotnet new globaljson --sdk-version 6.0.100 --output FirstProject dotnet ne ......
commands dotnet

ll: command not found

原理: ll命令是ls -l的别名,有些系统没有预设这个别名 解决方法: vim ~/.bashrc 写入alias ll='ls -l' source ~/.bashrc cd /usr/bin/ vim ll 写入alias ll='ls -l' ......
command found not ll