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Playwright Tutorial: Website Testing and Data Crawling

This directory contains comprehensive examples for using Playwright with Python for both website testing and data crawling.

Quick Start Guide

Get started with web scraping in 5 minutes

Web Crawling Tutorial: From Beginner to Advanced

This repository contains comprehensive teaching materials and Python code examples for learning web crawling at three different levels.

Scrapy Example

This directory contains a Scrapy spider example.

Advanced Level: Professional Web Scraping

By the end of this level, you will be able to: Use Selenium to scrape JavaScriptheavy websites Implement asynchronous scraping for better performance Use the Scrapy framework for largescale scraping Integrate scrapers wi

Advanced Level Exercises

Hint: Try scraping a modern SPA Single Page Application website.

Beginner Level: Introduction to Web Scraping

By the end of this level, you will be able to: Understand what web scraping is and when to use it Make HTTP requests to fetch web pages Parse HTML content using BeautifulSoup Extract specific data from web pages Handle b

Beginner Level Exercises

Hint: Try scraping from a news website like BBC News or CNN.

Intermediate Level: Advanced Web Scraping Techniques

By the end of this level, you will be able to: Handle pagination and navigate through multiple pages Submit forms and handle POST requests Implement rate limiting and respectful scraping Handle errors gracefully with ret

Intermediate Level Exercises

Hint: Try scraping from a demo ecommerce site or use quotes.toscrape.com for practice.

groupingCOSMOMargulesall.ipynb 詳細分析報告

本 Jupyter Notebook 實作了一套物理約束神經網路 PINN 預測管線，用於預測氣液平衡 VLE 數據。方法結合了 COSMO 分子描述符與 Margules 活度係數模型。Notebook 載入預先訓練好的模型，針對二元混合物的熱力學性質（氣相組成 y 及系統壓力 P）進行預測，共約 17,600 筆數據。

AI for Chemistry 專案原理與運作說明

1. 專案概述專案概述 2. 基礎理論基礎理論 3. 系統架構系統架構 4. 資料處理流程資料處理流程 5. 模型架構詳解模型架構詳解 6. 訓練與預測流程訓練與預測流程 7. 技術細節技術細節

RAG + AI 完整教材

從零開始打造一套生產級 RetrievalAugmented Generation（檢索增強生成）系統 主要技術棧：LangChain + OpenAI + Chroma；輔以 Ollama + FAISS 本地化方案 適合對象：Python 開發者、AI 應用工程師、資料工程師

RAG AI 範例專案

依據 RAGAI完整教材.mdRAGAI完整教材.md 附錄 A 實作的生產級 PDF / Markdown 智能問答系統。

范例科技 — 常見問題 FAQ

超過 rate limit 會回傳 HTTP 429，建議使用指數退避（exponential backoff）重試。

范例科技股份有限公司員工手冊

SSD — Sitio Web Portfolio

核心目标： 在大四实习期间作为求职工具，向西班牙设计公司展示个人能力 传达独特的设计哲学："轻足迹"空间设计理念 毕业后作为持续更新的职业名片

Chijia · Portfolio personal

Diseño donde los humanos aterrizan suavemente. 设计，让人轻轻落脚的地方。