原文《什么是Python爬虫框架》给的是片段式上手路径:先 scrapy startproject tutorial ,看到 tutorial/ 下出现 scrapy.cfg 、 items.py 、 pipelines.py 、 settings.py 、 spiders/__init__.py ,然后定义 DmozItem ,再写 DmozSpider ,最后 scrapy crawl ...
文章浏览阅读149次,点赞2次,收藏3次。搜索引擎是程序员查文档、排bug、找轮子的核心工具,其选型直接影响问题解决效率。全文搜索引擎、元搜索引擎与垂直搜索引擎在索引机制上差异显著,决定了结果质量、隐私保护与响应速度的权衡。合理组合Google、必应、DuckDuckGo及自建SearXNG,能覆盖技术 ...
Crawlee—A web scraping and browser automation library for Node.js to build reliable crawlers. In JavaScript and TypeScript. Extract data for AI, LLMs, RAG, or GPTs. Download HTML, PDF, JPG, PNG, and ...
Broken link checker that crawls websites and validates links. Find broken links, dead links, and invalid URLs in websites, documentation, and local files. Perfect for SEO audits and CI/CD.
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