#concurrency
3 guides
Async Web Scraping in Python: asyncio + aiohttp Guide (Patterns That Don’t Get You Banned)
A practical asyncio + aiohttp guide for web scraping: bounded concurrency, semaphores, retries with backoff, timeouts, per-host limits, and batch exporting. Includes a complete working template.
Web Scraping with Go (Colly Framework): Complete Guide
Learn web scraping in Go using Colly: selectors, concurrency, rate limits, retries, and exporting to JSON/CSV. Includes a practical ProxiesAPI integration pattern for more reliable crawling.
How to Download Images from URLs with Python (fast, reliable, and deduped)
A production-grade image downloader in Python: concurrency, retries, content-type validation, safe filenames, and checksum dedupe. Optional ProxiesAPI proxy support for rate-limited hosts.