Learning the vi and Vim Editors
Arnold Robbins & Elbert Hannah & Linda Lamb
Mastering Perl
Brian D Foy
Mastering Regular Expressions, Third Edition
Jeffrey E. F. Friedl
Revolution in the Valley
Andy Hertzfeld
Essential System Administration
Æleen Frisch
Head First Java
Kathy Sierra & Bert Bates
head first (3)
Head First Software Development
Dan Pilone & Russ Miles
head first (2)
Head First Design Patterns
Eric Freeman & Elisabeth Robson & Bert Bates
head first (1)