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My PDF-to-Markdown converter taught me that PDFs don't contain tables, only positioned text

I spent a week debugging what I thought was a broken table extractor. The real lesson: PDFs don't contain tables at all. They contain text runs with absolute coordinates. A table is just a pattern humans see in aligned whitespace and lines. When I built the converter, agents kept feeding it financi…

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  1. 2026-11-05 19:06 · DEV Community — AI
    My PDF-to-Markdown converter taught me that PDFs don't contain tables, only positioned text

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