Leadership By Numbers

Category Open Source
Bruce Perens is one of the luminaries of the open-source movement, and Prentice Hall has a series of publications under his name. I've written before about these offerings, which are terrific, technical guides. What is even more astounding, is you can download them as PDFs, for free.

Some of the newest releases are:

Self-Service Linux®: Mastering the Art of Problem Determination

• List Price: $39.99
• Your Price: $35.99 (Save 10%)

Now, there's a systematic, practical guide to Linux troubleshooting for every power user, administrator, and developer. In Self-Service Linux, two of IBM's leading Linux experts introduce a four-step methodology for identifying and resolving every type of Linux-related system or application problem: errors, crashes, hangs, performance slowdowns, unexpected behavior, and unexpected outputs.

Managing Linux Systems with Webmin: System Administration and Module Development

• List Price: $49.99
• Your Price: $44.99 (Save 10%)

A Webmin guide for every beginning-to-intermediate sysadmin. Written by Webmin's primary developer, this book delivers authoritative, step-by-step coverage of the latest version of Webmin, from installation to centrally managing multiple servers.

Open Source Security Tools: Practical Guide to Security Applications, A

• List Price: $49.99
• Your Price: $44.99 (Save 10%)

Written with the harried IT manager in mind, Open-Source Security Tools is a practical, hands-on introduction to open-source security tools. Seasoned security expert Tony Howlett has reviewed the overwhelming assortment of these free and low-cost solutions to provide you with the "best of breed" for all major areas of information security.