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.


How to read a PDF file

To show how to read a PDF file, I have created a step by step guide to reading very ‘simple’ PDF (it just shows...
Mark Stephens
2 min read

Adding a PDF file Debugger to JPedal PDF Viewer

Why is a PDF file debugger useful? PDF files are complex and can go wrong in lots of ways. We have been writing JPedal...
Mark Stephens
1 min read

5 key features to find the best PDF to…

There are lots of PDF to HTML converters out there and each one has a different tunnel of features. Making sense of and understanding...
2 min read

Top 9 PDF file questions with answers for developers

PDF stands for “portable document format”. It is a binary format made of objects -number, strings, arrays, dictionaries, streams and keywords ‘null’. Let’s understand...
Mark Stephens
2 min read

Understanding the PDF File Format

We have been working with PDF files since 1999 and developed complex software to display PDF files. We have learnt a lot about the...
Leon Atherton
3 min read