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penpyxl basic function demo code

Openpyxl basic function demo code demo code: #!/usr/bin/env python # -*- coding: utf-8 -*- """ summary description - openpyxl basic功能练习 - https://openpyxl.readthedocs.io/en/default/usage.html :REQUIRES: :TODO: :AUTHOR: Pengtao.Fan :ORGANIZA…

RAD Studio Demo Code和几个国外FMX网站 good

FireMonkey X –  Amazing overview of FireMonkey FMX Feeds – All your FireMonkey news in one place FMX Demos – FireMonkey can do that? There is a demo for it FMX University – Learn to do amazing things with FireMonkey FireMonkey eXplorer Program – Join…

ps2keyboard demo code for 8052

#pragma code symbols debug objectextend #include <reg51.h> /* special function register declarations */ /* for the intended 8051 derivative */ #include <stdio.h> /* prototype declarations for I/O functions */ #define BYTE unsigned char #define…

( ! ) Parse error: syntax error, unexpected '' (T_ENCAPSED_AND_WHITESPACE), expecting identifier (T_STRING) or variable (T_VARIABLE) or number (T_NUM_STRING) in D:\demo\code\yolo\index\index.php on li

sql语句为:$sql="select count(*) from com where a_id=$v['id']"; 出现以下错误: 原因: 变量没有用花括号引起来 改为:  $sql="select count(*) from com where a_id={$v['id']}";…

npm install 安装报错：npm ERR! EPERM npm ERR! -4048 npm ERR! Error: EPERM: operation not permitted, unlink 'D:\test\demo\code\materialT\node_modules\.staging'

更新项目依赖包,删除掉package-lock.json.node_modules,运行npm install,报如上错误信息,查询资料说是没有权限,本人用管理员身份打开powershell,运行npm install,依旧报错.后来查询https://stackoverflow.com/questions/46020018/error-eperm-operation-not-permitted-unlink-d-sources-node-modules-fseven 使用方法:在vscode中…

swagger demo code

//Application 开启注解 @EnableSwagger2public class Application { public static void main(String[] args) { SpringApplication.run(Application.class, args); }} pom.xml <!-- Swagger --> <dependency> <groupId>io.springfox</groupId> <arti…

c++ demo code

/* //多继承 #include <iostream> using namespace std; class Sofa { public: Sofa(); ~Sofa(); void sit() { cout<<"sit!"<<endl; } void setWeight(int w) { this->weight = w; } int getWeight() { return this->weight; } void showWeig…

创建简单的表单Demo

<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <form action="http://www..." method="get"> <p> <label…

react context toggleButton demo

//toggleButton demo: //code: //1.Appb.js: import React from 'react'; import {ThemeContext, themes} from './theme-context'; import ThemeTogglerButton from './theme-toggler-button'; class Appb extends React.Component { constructor(props) { super(props)…

Google Summer of Code 2017 经验谈

Google Summer of Code (GSoC) 2018 又要开始了. 如果想实现你心中的开源梦想, 用代码让世界变得更美好. 参加GSoC可能是你进入开源的世界最好途径. GSoC是什么 Google Summer of Code是Google每年举办的一个活动. 从2005年开始到现在已经举办了十三届. Google在GSoC中的角色是一个平台和资金的提供者. 通过这个平台, 学生能够找到自己心仪的开源组织, 为了能获得实现project idea的资格而展开竞争. 申请期截止之后…