Invented by Adobe Systems over 20 years ago, the Portable Document Format (PDF) is now an open standard for electronic document exchange maintained by the International Organization for Standardization (ISO). When you convert documents, forms, graphics, and web pages to PDF, they look just like they would if printed.
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People sometimes try to edit a PDF file by opening the file in a text editor. This very rarely works for 3 reasons. Firstly,... What is an OCR PDF file? Some PDF files are generated from scanning in pages as images, and these have their own unique quirks.... One of the really cool features about PDF files is that they are not a boring, static file format – they can interact with... I have been looking at an issue for a potential client recently which required the generation of different views of the page. This is... Color is a complex topic in PDF. This article helps to explain how it works. How to define Color in PDF files Color can... 