Unrepeatable offer - While Stocks Last!

Choice and deployment, and optional SQL/LDAP back-ends.  By Jan-Piet Mens.

Limited Stock Available - Once they're gone, they're gone.

Learn how to build a Linux system from scratch, dictate every aspect of your Linux system and create your own Linux distribution.

The copies of the book we're currently selling have been signed personally by the Author, Mark Summerfield. Limited availability, while stocks last.

The Definitive Guide to PyQt Programming.

By Mark Summerfield.  Foreword by Phil Thompson, Creator of PyQt.

First edition. By Sergey Poznyakoff

The manual will allow a novice user to master the GNU Radius system. It assumes the reader has basic knowledge about UNIX-like systems and general networking.  No knowledge of the Radius protocol is assumed.

Programming in Python 3 serves as both tutorial and language reference, and it is accompanied by extensive downloadable example code