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Fundamentals

28 posts tagged “Fundamentals”.

AI & AgentsFundamentals

What is an MCP Server? And Why AI Agents Need Web Scraping

Discover what MCP servers are and why web scraping is the top tool for AI agents, including a practical guide to adding a scraping MCP server.

Denis Kuria9 min read
CrawlingFundamentals

A Comprehensive Guide to List Crawling: 2026 Tutorial

Master list crawling in Python. Extract data from paginated lists, infinite scroll, and load more pages with practical code examples.

Denis Kuria18 min read
Anti-bot BypassFundamentals

What Is WebGL Fingerprinting and How to Bypass It

Learn how WebGL fingerprinting identifies devices using unique hardware traits. Discover its impact on scraping and techniques to bypass it effectively.

Idowu Omisola8 min read
Anti-bot BypassFundamentals

What Is Device Fingerprinting and How to Bypass It

Learn how device fingerprinting works, why it’s used for bot detection, and discover effective strategies to bypass it without getting blocked.

Idowu Omisola6 min read
Anti-bot BypassFundamentals

Cloudflare JS Challenge: How It Works and How to Solve It

Learn how Cloudflare JS challenges work and discover two methods to bypass them and prevent your web scraper from getting blocked.

Idowu Omisola9 min read
ProxiesFundamentals

Detailed Guide to IP Rotation and How to Use It for Scraping

Learn why IP rotation is crucial for web scraping, how to build a proxy rotator, and how to find the best rotating IP provider for your use case.

The Zenrows team13 min read
FundamentalsPython

Master Parallel Requests in Python Step-by-Step

Dive into Python's parallel request capabilities: Explore ThreadPoolExecutor, asyncio, and other tools to elevate your application's efficiency.

The Zenrows team16 min read
Libraries & FrameworksFundamentals

Concurrency in C#: Step-by-Step Tutorial 2026

Master concurrency in C#: Learn to improve performance and handle complex tasks efficiently with threads, tasks, and the Task Parallel Library.

Idowu Omisola18 min read
Fundamentals

Web Scraping AJAX Pages: Tutorial 2026

Web scraping AJAX pages is easy following this step-by-step tutorial. Start now to get the data you want.

The Zenrows team12 min read
Headless BrowsersFundamentals

Selenium Slow? Discover Why and How to Speed Up

Do you find Selenium slow? Despite its popularity as a headless browser, that can hapen. Discover how to speed it up here.

The Zenrows team10 min read
Fundamentals

10 Web Scraping Challenges You Should Know

Discover the most common web scraping challenges you're likely to encounter and how to resolve them quickly and effectively.

The Zenrows team7 min read
Anti-bot BypassFundamentals

What Is Cloudflare Error 1020 "Access Denied" + 4 Quick Ways to Fix

Learn how to fix Cloudflare Error 1020 "Access Denied" with 4 quick solutions, including rotating proxies, user agent rotation, and using Zenrows API

Sergio Nonide9 min read
Anti-bot BypassFundamentals

Cloudflare Error 1003: What Is It and How to Avoid

Find out what Cloudflare Error 1003 is and how you can easily get rid of it. Your scraper will work with this solution!

The Zenrows team1 min read
Anti-bot BypassFundamentals

Cloudflare Error 1010: What Is It and How to Avoid

Learn why Cloudflare Error 1010 is returned and what you can do to avoid it. Make your scraper work with these solutions!

The Zenrows team2 min read
Anti-bot BypassFundamentals

How to Bypass WAF in 2026: Challenges and Solutions

Web application firewalls stop most scrapers before the first response. How WAF detection works and the methods that get a request through.

The Zenrows team10 min read
Anti-bot BypassFundamentals

Cloudflare Error 1009: What Is It and How to Fix

Learn why Cloudflare Error 1009 has been returned and what you can do to avoid it. Make your scraper work with these solutions!

The Zenrows team2 min read
Anti-bot BypassFundamentals

FlareSolverr: A Complete Guide to Bypass Cloudflare

Learn how to bypass Cloudflare with FlareSolverr. Discover how to set it up as a reverse proxy and scrape protected sites without getting blocked.

Idowu Omisola11 min read
Anti-bot BypassFundamentals

Anti-bot: What Is It and How to Get Around

Learn what an anti-bot is, the most popular techniques used to stop web scrapers, and how to bypass those protections.

The Zenrows team8 min read
Anti-bot BypassFundamentals

Canvas Fingerprinting: What Is It and How to Bypass It

Discover what canvas fingerprinting is and learn how to bypass it for web scraping in this step-by-step tutorial.

Idowu Omisola9 min read
Fundamentals

How to Read robots.txt for Web Scraping

Follow this guide to understand how to read robots.txt files while web scraping so that you don't get blocked and comply with website rules.

The Zenrows team5 min read
FundamentalsPython

How to Scrape a Website Behind a Login With Python

Learn to scrape a website behind a login in Python. Understand the security measures and implement the effective methods to log in and extract data.

Idowu Omisola16 min read
Fundamentals

Web Scraping Best Practices and Tools 2026

Discover the different web scraping best practices that will make your scraping process smooth! Essential scraping tools are also included.

The Zenrows team10 min read
Headless BrowsersFundamentals

What Is a Headless Browser and Best Ones for Web Scraping

You'll learn what headless browser scraping is, its benefits, downsides and the different types of headless browsers for web scraping.

The Zenrows team11 min read
Anti-bot BypassFundamentals

What Is TLS Fingerprint and How to Bypass It

Learn what TLS Fingerprint is, how it works and how to bypass it while web scraping, using the different methods shared in this guide.

The Zenrows team7 min read
Anti-bot BypassFundamentals

What Is a Honeypot Trap and How to Bypass It

What is a honeypot trap? It's a security mechanism that creates a virtual trap to lure in attackers. Learn what the types are and how it affects web scraping.

The Zenrows team6 min read
FundamentalsPython

Speed Up Web Scraping with Concurrency in Python

Speed up your web scraping in Python using asyncio and multiprocessing. Concurrency allows you to go much faster by requesting several pages simultaneously.

The Zenrows team15 min read
Fundamentals

DOs and DON'Ts of Web Scraping

Learn how to create better web scrapers by following best practices and avoiding common mistakes. Choose the right approach for the job thanks to these tips.

The Zenrows team12 min read
Fundamentals

Web Scraping: Intercepting XHR Requests

Take advantage of XHR requests and scrape websites content without any effort. No need for fickle HTML or CSS selectors, API endpoints tend to remain stable.

The Zenrows team6 min read