python 钉钉机器人推送消息 import requests import time import hmac import hashlib import base64 import urllib.parse timestamp = str(round(time.time() * 1000)) secret = 'this is secret' secret_enc = secret.encode('utf-8') string_to_sign = '{}\n{}'.format(timestamp, secret) string_to_sign_enc = string_to_sign.encode('utf-8') hmac_code = hmac.new(secret_enc,string_to_sign_enc,digestmod=hashlib.sha256).digest() sign = urllib.parse.quote_plus(base64.b64encode(hmac_code)) access_token = '' url = 'https://oapi.dingtalk.com/robot/send?access_token={}&timestamp={}&sign={}'.format(access_token,timestamp, sign) # 获取当前时间 str_time = time.strftime('%Y-%m-%d %H:%M:%S', time.localtime()) # 发送的消息格式 data = {"msgtype": "markdown", "markdown": { "title": "测试已完成", "text":"啦啦啦", }, "at": {"atMobiles": ["15386174586"]} } headers = {'Content-Type': 'application/json'} message = requests.post(url, json.dumps(data), headers=headers).json()

DJango 邮件发送 settings# 邮箱配置 EMAIL_HOST = 'smtp.qq.com' EMAIL_PORT = 25 #发件箱的smtp服务器端口 EMAIL_HOST_USER = 'xxx@qq.com' # 你的 QQ 账号 EMAIL_HOST_PASSWORD = '秘钥' EMAIL_USE_TLS = True # 这里必须是 True，否则发送不成功 EMAIL_FROM = 'xxx@qq.com' # 你的 QQ 账号view.py # 导入django内置发送邮件包 from django.core.mail import send_mail email_title = '后台管理系统' email_body = '登录成功！' email = 'xxxx@qq.com' # 对方的邮箱 send_status = send_mail(email_title, email_body, EMAIL_FROM, [email])

react页面滚动监控(hooks,componentDidMount) componentDidMount声明周期版本import React, { Component } from 'react' interface Props { } interface State { } export default class index extends Component<Props, State> { state = {} render() { return ( <div> </div> ) } componentDidMount(){ window.addEventListener('scroll', this.handleScroll); } handleScroll(){ console.log(window.scrollY) } } hooks版本 import React, { ReactElement, useEffect } from 'react' import './index.css' interface Props { } export default function Main({ }: Props): ReactElement { const [windowSize, setWindowSize] = React.useState({ width: 0, height: 0 }) const windowChange = () => { const width = window.scrollX const height = window.scrollY setWindowSize({ width, height }) console.log(height) } useEffect(() => { windowChange() window.addEventListener('scroll', windowChange) return () => { window.removeEventListener('scroll', windowChange) } }, []) return ( <div className='maindiv'> Main </div> ) }

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