Mark Stephens

  https://www.idrsolutions.com Mark founded the company and has worked with Java and PDF since 1997. The original creator of the core code, he is also a NetBeans enthusiast who enjoys speaking at conferences and reading. He holds an Athletics Blue and an MA in Mediaeval History from St. Andrews University.

   



193 Stories by Mark Stephens

How are images displayed in a PDF file?

Images are not stored inside a PDF file as Tiff or PNG or JPG images. They are stored as the binary pixel data along...
1 min read

How to Compare PDF files

Asking how to compare PDF files is a frequent question on the PDF forums. It is important to understand what you are trying to...
1 min read

What are PDF Object streams?

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...
1 min read

Useful PDF tools – pdfedit

10th February 2022 – We have added a new article on the free RUPS viewer, which may be more relevant now. Read our updated...
1 min read

How to find out if a PDF file has ‘structured content’

Because it turned out that people wanted to make PDF files accessible and extract content from PDF documents (and not just view them), Adobe...
51 sec read

Why PDF to HTML conversion does not work very well

When people convert PDF files into HTML files, they tend to be disappointed with the results. The main reason for this tends to be...
1 min read