Microsoft SQL Server

IBM DB2 Data Server

MySQL Open Source Database (GPL)

PostgreSQL Open Source Database (Enterprise)

Portal for database issues / solutions

Open source repository - PL/SQL

Oracle scripts, tutorials, example code ...

Oracle FAQ site

Oracle knowledge center

SQL and database tools

SQL and editor tools - freeware

Tool for Oracle application developers

Free online SQL training

SQL Power Tools - monitoring

SQL Server tools, .NET developer tools - SQL backup

Java 2 Platform SE v 1.4.2 API Spec w classes

Java 2 SDK Documentation v 1.4.2

Java Technology - Developer Forums

Borland JBuilder IDE (free Personal edition)

NetBeans IDE - Open-source

Java Servlet Programming Book - O'Reilly

O'Reilly ONJava.com - Enterprise Java publisher

Apache Jakarta Project - Tomcat servlet container

Java World online for programmers - monthly

EarthWeb's Java Directory - Java programs

Sam's Java in 24 hours or 21 days

Java Applets, programming Tutorials

Hundreds of complete, working examples

Java Pro - enterprise-level architects (samples)

Bouncy Castle Crypto APIs, Generators & provider - JCE, JCA

Liferay Portal - open source - J2EE compliant servers

DHTML & Javascripts  - examples **

Visual Basic web magazine

vbCity - community of VB and .NET developers

VB tips, tricks and example programs

Advice on Microsoft Visual Basic .NET

.NET Design and Process Solutions

Documentation system for C++, C, Java and Microsoft

W3C World Wide Web Consortium - XML

XML 101 from internet.com (DTD, DOM, XSL)

Provides information and resources on XML

Webmonkey - authoring stylesheets

SAX information - Megginson site

Publisher - WROX (Programming Manuals)

IBM DeveloperWorks - XML Zone

Apache XML Project

XML Schema Tutorial - Roger L. Costello

Public Web Services - SOAP interface

W3C Web Services - Documentation

Free XML services - stocks, FAA, weather, ...