Articles tagged with "pdf"

1. Adding text or graphics to a PDF file (again)

   In an earlier article I talked about using a picture environment in LaTeX to add lines and text over an image. In another article I showed how to draw with PostScript, including using Encapsulated PostScript to include arbitrary images.

   In this article I want to cover the pros and cons of these methods and introduce a third method: TikZ.

2. Adding an overlay to each page of a pdf file

   We can use PostScript’s Endpage procedure to e.g. add a signature to each page of a PDF file, using only ghostscript.

3. PDF tricks

   This article contains several useful tricks for manipulating PDF files.

   The focus of this article is on Free Software, that are available for UNIX-like operating systems. These tools are made for use on the command-line of a shell.

4. Adding text or graphics to a PDF file

   Using Acrobat Reader’s ability to add text et cetera has proven unreliable for me. On multiple occasions I have lost all the text added to a PDF file. When your filling in 20-plus pages worth of permit forms this is a huge waste of time and extremely annoying.

   So I set out to find another way using the free and open-source tools I have available.

5. Converting PostScript and PDF images to SVG format

   As a long-time UNIX user I’m used to programs generating PostScript output, and I’m fluent enough in that …

6. Making a PDF from scanned B/W pages

   First, scan the pages at 300 dpi. Save the scanned images in pnm format. Convert them to a multipage tiff …