Some Computer links
Java(TM) 2 Platform, Standard Edition, v1.2.2 API Specification
Java 2 Programmer Certification Exam Simulation Applet
Java Programmer Certification, SCJP FAQ, Tutorial, Mock Exam, Demo Applets, Message Board,training
Java, Solaris, certification, network administration, security, hardware maintenance, object oriented programming, and other IT
Certification Mock Exams
Java Certification related sites
Java 2 Certification Links
A tutorial on Threads
Java 2 Primer
Java Tutorials by Sun

Some thoughts and Software
XML, Java and the future of the web
Getting started with XML Programming
XML Quick start
Norman Walsh XML/XSL Tutorial
XSLT specifications
ZVON XSLT Tutorial

A on-line book on SED & AWK