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Asking how to compare PDF files is a frequent question on the PDF forums. It is important to understand what you are trying to... PDFObject streams are a very useful feature added to the PDF specification from version 1.6 which introduces a new type of PDF object. Until... 10th February 2022 – We have added a new article on the free RUPS viewer, which may be more relevant now. Read our updated... This series of articles is part of my learning experience and intended to give you a practical tour of how a PDF document works. I’m... Because it turned out that people wanted to make PDF files accessible and extract content from PDF documents (and not just view them), Adobe...
