Logging in for every single scraping run is one of the most wasteful patterns in automation. Each login attempt burns time navigating forms, waiting for redirects, and processing MFA prompts. Worse...
Single-page applications constantly update sessionStorage as users interact with the page. Search results get cached, auth tokens get refreshed, cart contents change, and filter states get persiste...
The web scraping industry tool landscape breaks down into three distinct categories: SaaS platforms that handle everything for you, code libraries that give you full control, and browser extensions...
Crawlers are no longer just fetching HTML and dumping it into databases – they need to produce clean, structured output that large language models can actually consume – what some call LLM-powered ...
You scraped a page and got “é” instead of “é”, or “ÄŸ” instead of “ğ”, or “’” instead of a curly apostrophe. The data is there, but it looks like it was run through a blender. This corruption ha...
When you download a web page or read a file from disk, the bytes you receive do not always come with a label telling you what encoding they use. HTTP headers might say charset=utf-8, but the actual...
Encoding issues are the number one source of corrupted scraped data, producing everything from replacement characters to garbled text. You fetch a page, parse the HTML, and everything looks fine – ...
You are scraping a page or reading a file, and the output is peppered with diamonds: �. Or maybe your logs print a warning like “some characters could not be decoded, and were replaced with replace...
Some web forms accept images or files through clipboard paste events or data URI inputs rather than traditional file upload dialogs. This is common in rich text editors, image annotation tools, and...
Web forms come in many shapes, and each type requires a different automation strategy. For a broader overview of form automation techniques, see our complete guide to automating web form filling. A...