Tweetdoc: Document your twitter event. Structure of Collaborative Tagging Systems. Drive Image and Hard Disk Backup Software. PDF. PDF stands for Portable Document Format and was created in 1993 by Adobe Systems for the interchange of documents. This article will focus on the use of PDF files for Mobile eBook reading. [edit] Overview Initially PDF was designed as a print format similar to PostScript and even today it is often used to exchange data that will be printed. Since it was designed as a print format it specifies the size of the paper that is needed to reproduce (render) the original. PDF is now an open standard ISO 32000-1. The standard does not encompass all versions or all capabilities. Since PDF is designed for printing it is generally defaulted to letter size for US documents and A4 for Europe.
[edit] Content A PDF file may contain several types of data. A PDF file may contain tables but there is usually no intelligence to a table's construction. A PDF file, by its very nature, contains pages of information that are to be displayed or printed. [edit] Fonts and Text [edit] Images [edit] Tags [edit] Reflow. Voorspellingen 2009: de experts - Netlash.