Linux & Unix Programming

Hacking Exposed Linux

By Brian Hatch, James Lee, George Kurtz

Minimal Perl: For UNIX / Linux People

By Tim Maher

Linux Command Line and Shell Scripting Bible

By Richard Blum, Christine Bresnahan

Using Linux

By Ball, Bill

Linux Firewalls (New Riders Professional Library)

By Ziegler, Robert, Constantine, Carl

Unix and Linux Answers!: Certified Tech Support (Osborne's answers!: certified tech support)

By Russel, Charlie, Crawford, Sharon

Multitool Linux: Practical Uses for Open Source Software

By Schwarz, Michael, Anderson, Jeremy, Curtis, Peter, Murphy, Steven

Linux: The Complete Reference, 4th Edition (Osborne Complete Reference Series)

By Petersen, Richard

A Practical Guide to Linux Commands, Editors, and Shell Programming

By Sobell, Mark G.

In the Beginning...Was the Command Line

By Stephenson, Neal

The Cathedral & the Bazaar

By Eric S. Raymond

Peer-to-Peer: Harnessing the Power of Disruptive Technologies

By Andy Oram

Version Control with Subversion

By Ben Collins-Sussman, Brian W. Fitzpatrick, C. Michael Pilato

Linux Server Hacks: 100 Industrial-Strength Tips and Tools

By Rob Flickenger

Red Hat Linux Unleashed, Third Edition

By Ball, WILLIAM, Pitts, David

Linux System Administration (New Riders Professional)

By Carling, M., Dennis, James

POSIX.4 Programmers Guide: Programming for the Real World

By Bill Gallmeister

Practical C Programming: Why Does 2+2 = 5986? (A Nutshell handbook)

By Steve Oualline

UNIX in a Nutshell: A Desktop Quick Reference for System V Release 4 and Solaris 7

By Arnold Robins

Managing RAID on Linux: Fast, Scalable, Reliable Data Storage

By Derek Vadala

Complete Idiot's Guide to Linux (Complete Idiot's Guide to (Computer))

By Ricart, Manuel Alberto

Sed & Awk

By Arnold Dougherty, Dale, Robbins

Red Hat Linux System Administration Unleashed

By Schenk, Thomas, Wilburn, Gene, Mankin, Raphael, Murphy, Derek, Rubenstien, Jaron, Addelstein, Tom, McDonaugh, Ivan, Barber, Fink, Jay, Haig, Robert, Crane, Aaron, Dubrawsky, Ido, Brown, Neil, Turner, Elliot

The Linux Programming Interface: A Linux and UNIX System Programming Handbook

By Michael Kerrisk

Eclipse IDE Pocket Guide: Using the Full-Featured Ide

By Ed Burnette

Linux Command Line and Shell Scripting Bible

By Blum, Richard

Linux Kernel Internals

By Beck, Michael, Böhme, Harald, Dziadzka, Mirko, Kunitz, Ulrich, Magnus, Robert, Verworner, Dirk

Perl / Tk Pocket Reference: Graphical User Interfaces

By Stephen Lidie

Programming PHP

By Rasmus Lerdorf, Kevin Tatroe, Peter MacIntyre

Installing Debian GNU/Linux

By Down, Thomas