[Python x Data Analysis] Visualizing Human Flow Trends in Chiyoda Ward and the Impact of Weather Using Free "Nationwide Human Flow Open Data"

"When and how many people gather around specific streets or stores?"When considering store opening plans or marketing ...

“Moving away from VBA” does not mean throwing it away—How to inventory Excel tasks and what to migrate to in the era of macro blocking and the deprecation of VBScript

A practical guide for DX personnel, internal IT staff, and accounting staff at small and medium-sized enterprises (as of September 2026)Introduction“The Excel macro I received from a business partner ...
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Python读取Excel并生成图表：pandas清洗与matplotlib绘图

本内容遵循CC 4.0 BY-SA版权协议 简介：面向需要将Excel数据自动化转化为网页图表的Python开发者，这份PDF教程围绕基金定投模拟场景，完整讲解如何利用pyecharts、xlrd和webbrowser三个库，读取Excel中的 ...
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Python自动化合并Excel文件：高效处理多格式与去重

本内容遵循CC 4.0 BY-SA版权协议 作为一名长期与Excel打交道的开发者，我深知合并多个Excel文件是多么痛苦又高频的需求。每次看到同事手动复制粘贴几十个文件，既耗时又容易出错，我就决定 ...
GitHub

量化交易策略系统

本项目是一个面向中国商品期货市场的量化交易策略回测系统，核心聚焦于贵金属（AU/AG T+D）及多个商品期货指数。系统采用模块化流水线架构，涵盖数据获取、预处理、策略信号生成、回测 ...