Often just a gap on a page in a PDF file
space
I was sent an interesting PDF file to investigate this week. The issue was that spaces were appearing in the text when translated into... Space: The final frontier These are the challenges of the IDRSolutions team Its 12 year mission To explore strange specification interpretations To seek out... The PDF text stream contains the instructions to draw the actual contents of the PDF. One of these instructions is the Tj command, which... Many PDF files do not actually contain any text spaces. They contain gaps between letters and the software has to guess if there is... 
