I officially join Fruit Protectors R Us:

The pix of the tricks.

Recently, Packt published a book called Debian 7: System Administration Best Practices.

Some time before they had emailed me asking if I would be a reviewer. I know some readers have in the past been disappointed with Packt's books, and thought that since I had time I might be able to contribute enough suggestions to help make the book better. I explained that I am a Perl programmer, not a Debian administrator, and on that understanding we agreed.

I was not told the name of the author, and…

A discrepancy has arisen between the list of output formats supported by Graphviz, and the list supported by my module GraphViz2.