(Just some links I can otherwise not remember)

Java

Javadoc

• JavaDoc Java 6 http://java.sun.com/javase/6/docs/api/
• JavaDoc Java 5 http://java.sun.com/j2se/1.5.0/docs/api/
• JavaDoc Java 1.4.2 http://java.sun.com/j2se/1.4.2/docs/api/
• J2EE http://java.sun.com/javaee/5/docs/api/index.html?overview-summary.html

JDBC Drivers

• Oracles JDBC Page http://www.oracle.com/technology/tech/java/sqlj_jdbc/index.html

Excel and Java

• JExcel Api http://jexcelapi.sourceforge.net/ including a Tutorial http://www.andykhan.com/jexcelapi/tutorial.html#dates
• Apache Poi mit HSSF http://poi.apache.org/
• Excel JDBC Driver http://xlsql.sourceforge.net/#Description

J2EE

• J2EE Core Patterns http://java.sun.com/blueprints/corej2eepatterns/Patterns/index.html

JPA

• Hibernate Search mixed with JPA: http://www.javaworld.com/javaworld/jw-07-2008/jw-07-hibernate-search.html?page=1
• Optimization of queries: http://java.dzone.com/articles/hibernate-tuning-queries-using
• Entity Versioning http://www.jboss.org/envers/

General Persistence

• Topaz Project http://www.topazproject.org
• Data Nucleus http://www.datanucleus.org/index.html

Drawing libs

• A Overview: http://www.manageability.org/blog/stuff/open-source-structured-graphics-libraries-in-java
• ZVTM: http://zvtm.sourceforge.net/
• Piccolo: http://www.cs.umd.edu/hcil/piccolo/
• Batik: http://xmlgraphics.apache.org/batik/
• Netbeans Visual Library: http://graph.netbeans.org/

Web Dev

• RAP (Rich Ajax Platform) http://www.eclipse.org/rap/gettingstarted.php
• Tomcat http://tomcat.apache.org/
• Code Highlighting http://code.google.com/p/syntaxhighlighter/ or http://shjs.sourceforge.net/index.html

Javascript Drawing

• Draw2D: http://draw2d.org/draw2d/
• Walter Zorns Lib: http://www.walterzorn.com/jsgraphics/jsgraphics_e.htm

XML

• XML datatypes description http://www.w3schools.com/schema/schema_dtypes_string.asp
• Java Light XML-Data Binding http://www.onjava.com/pub/a/onjava/2007/09/07/schema-less-java-xml-data-binding-with-vtd-xml.html

Interesting

• HyperJaxb (XML <-> Java <-> RDB) http://wiki.glassfish.java.net/Wiki.jsp?page=Hyperjaxb3Reference https://hyperjaxb3.dev.java.net/
• Hibernate Tools (Java -> DDL ) http://docs.jboss.org/tools/2.1.0.Beta1/hibernatetools/html_single/index.html#d0e2726

Prog-Blogs to Learn from

• http://beautifulcode.oreillynet.com/
• http://stephan.reposita.org/
• Adam Bien
• http://weblogs.java.net/blog/campbell/
• Crazy Bob http://crazybob.org/

Eclipse Plugins

• Logback http://logback.qos.ch/download.html
• JAXB Plugin https://jaxb-workshop.dev.java.net/plugins/eclipse/xjc-plugin.html

Groovy

• SQL and groovy http://www.ibm.com/developerworks/java/library/j-pg01115.html
• MVC programming with Groovy templates http://www-128.ibm.com/developerworks/java/library/j-pg02155/