PDF Evolution and Compatibility
I have written a paper attempting to describe how Adobe managed the evolution of the PDF file format for over 15 years before turning its management over to ISO. I have offered this to the ISO...
View ArticlePDFs and Their Content – Part 1
Sound bites (or is it bytes) I think most technical people share a problem that I have: we have extreme difficulty in expressing ourselves in one simple sentence. I have this problem when responding...
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PDFs and Their Content – Part 2
This is Part 2 of the previous blog. I think PDF forms represents a very powerful and significant tool. Increasingly we want both humans and computers to read documents. However, the requirements for...
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PDF File Attachments
Attaching files to PDF documents One of the great features of PDF is its ability to carry attached files, just as e-mail messages can carry attached files. Any kind of file, and any number of files,...
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Authenticated PDF Documents
What does it mean for a PDF file to be certified as authentic? The short answer is that it has been digitally signed by the authority that created it. I have written several previous blogs about...
View ArticleMy PDF Hammer
Author’s note: Link to a Romanian translation of this article (by Alexander Ovsov) Data versus Information Data versus Information As part of an Open Government initiative the US Government has...
View ArticleMy PDF Hammer (revision)
Author’s note: This is a revised version of my previous blog to make it more international. Author’s note: Link to a Romanian translation of this article (by Alexander Ovsov) Data versus Information...
View ArticleRole of PDF and Open Data
Open Data refers to the ability to openly obtain raw data, primarily from public agencies. There is some belief that presenting content and data in PDF files is the antithesis of providing Open Data....
View Article2014 – A new year and a new blogger
One of the biggest changes that happened as 2013 came to a close was the retirement of Dr. James C. King, the previous blogger here. Jim spent 25 years at Adobe working tirelessly on various...
View ArticleNow Available: Complete Collection of Adobe PDF References
This is a project that I’ve had on my “To Do” list for a while now and I finally had some time today to complete it. The complete set of Adobe PDF References (1.0-1.7) as well as all associated errata...
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