Resources · Blog

Blog about data collection

Guides, research, and case studies on web scraping, price monitoring, and data delivery for analytics, marketing, and product needs.

Data & Formats
Hierarchical Data Storage: Design Patterns for Processing

Compare design patterns for hierarchical data storage, such as adjacency lists and nested sets, and pick the right model for fast processing of your data.

15 March · 12 min
Anti-Scraping & Protection
How to Detect If Your Website Is Being Scraped

Spot the signs your website is being scraped: traffic anomalies, log patterns, honeypots, and bot detection tools that expose scrapers. See what to check.

13 March · 14 min
Anti-Scraping & Protection
Distil Review: Anti-Scraping Service (Now Imperva)

Review of Distil Networks' anti scraping service, now Imperva Bot Protection: how it detects scrapers, what it blocks, pricing, and rivals. Learn more.

11 March · 9 min
Techniques
Distributed Web Scraping: File Systems and MapReduce

Learn how distributed web scraping works: distributed file systems, MapReduce processing, and architecture tips for large-scale crawls. Read the full guide.

9 March · 12 min
By Language
Django Web Scraping: Run Scrapers Inside Your Web App

Build web scraping into a Django app: models for scraped data, management commands, Celery background jobs, and scheduling. Follow this hands-on tutorial.

7 March · 9 min
Data & Formats
Document Data Extraction: Formats, Libraries, Approaches

Compare document data extraction approaches for PDF, Excel, CSV, XML, and scans: libraries, APIs, and AI tools. Find the right way to parse your documents.

5 March · 9 min
Proxies & Infrastructure
HMA VPN IP Rotation: Does Scheduled IP Change Work?

We test HMA VPN's scheduled IP change (IP rotation) feature: does it really switch your IP on schedule, and is it enough for scraping? See the results.

3 March · 10 min
Guides & Basics
DOM Parser: How HTML Becomes a Tree of Nodes

What a DOM parser does: turning HTML or XML markup into a node tree you can traverse and query. Compare DOM vs streaming parsers and see them work in code.

1 March · 6 min
Data & Formats
Easy Data Visualization Tools for Scraped Data

Discover easy data visualization tools that turn scraped datasets into interactive charts and maps without coding. Compare free options and pick your fit.

27 February · 9 min