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Guides about documents, flipbooks and PDFs: how the formats work, and how to get the most out of the files you keep.
How image-to-PDF conversion actually works
What happens between a folder of page pictures and a single PDF: decoding, colour, page geometry, compression, and the choices that decide quality and file size.
What is a flipbook, and why do publishers use one?
Digital flipbooks turn a PDF into a page-turning website. Here is how they are built, what they are good at, and where they get in a reader's way.
Image-based vs text-based PDFs: how to tell, and why it matters
Two files can look identical and behave completely differently. How to check which kind you have in five seconds, what each is good for, and what OCR really changes.