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UNIX Shell Programming
Stephen G. Kochan & Patrick H. Wood
Sams Teach Yourself TCP/IP in 24 Hours
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Sams Teach Yourself Shell Programming in 24 Hours
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Sams Teach Yourself PHP, MySQL and Apache All in One
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Sams Teach Yourself PHP in 24 Hours
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Python in 24 Hours
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PostgreSQL Essential Reference
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PostgreSQL
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PHP Developer's Cookbook
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PHP and PostgreSQL Advanced Web Programming
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MySQL and JSP Web Applications
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MySQL
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Jython for Java Programmers
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Inside Linux
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C++ Primer Plus
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Advanced Linux Programming
Codesourcery Llc & Mark L. Mitchell & Alex Samuel & Jeffrey Oldham