191 Stories by Mark Stephens
To show how to read a PDF file, I have created a step by step guide to reading very ‘simple’ PDF (it just shows... Why is a PDF file debugger useful? PDF files are complex and can go wrong in lots of ways. We have been writing JPedal... 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... When you develop software to work with PDF files, you often need to be able to drill down into a file and see the... In our previous article we looked at some Viewers which could display Exif data for you. Sometimes, you need to programmatically access the data.... 
