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.

   



196 Stories by Mark Stephens

Where do your PDF objects start in a PDF file?

In theory this is a really easy question to answer for non-Compressed PDF files. There is a reference table to all the PDF objects...
1 min read

How do Filter and DecodeParms Objects change a PDF Image

One of the hardest things I found to get to grips with on the PDF File format was using filters and DecodeParams together. So...
1 min read

Where does NetBeans install your modules?

NetBeans has a nifty little plugin capability allowing you to extend the software with your own plugins. In general you can use the plugin...
1 min read

Why convert PDF magazines to HTML5? – Part 1. Gain control of your content

Over the last few months, we have been working with several magazines on our PDF to HTML5 converter (stay tuned for lots of interesting...
1 min read

No Startxref found in last 1024 bytes opening file – what does this error message mean with a PDF file?

A PDF file contains a couple of key pointers. One of them is a pointer to the start of the table which describes the...
44 sec read

How to identify a PDF file

The best way to identify a PDF file is to scan the first line of the file. In theory the first line of a...
49 sec read