#{ TIP: Mail server para desarrollo }

http://mailtrap.io/

#{ JAVA: Checking NULLS, buenas prácticas etc. }

"I call it my billion-dollar mistake." - Sir C. A. R. Hoare, on his invention of the null reference

http://jms32.eresmas.net/web2008/documentos/informatica/documentacion/logica/patrones/patronSpecialCase_NullObject/2012_08_30_Special_Case_Pattern.html
http://code.google.com/p/guava-libraries/wiki/UsingAndAvoidingNullExplained
http://www.sw-engineering-candies.com/blog-1/comparison-of-ways-to-check-preconditions-in-java
---------------------------
http://stackoverflow.com/questions/271526/avoiding-null-statements-in-java
http://robaustin.wikidot.com/annotations-and-notnull
http://java.dzone.com/articles/no-more-excuses-use-null
https://blogs.oracle.com/geertjan/entry/netbeans_ide_7_3_knows
http://functionaljava.googlecode.com/svn/artifacts/3.0/javadoc/fj/data/Option.html
http://thetechcandy.wordpress.com/2010/01/28/avoid-null/#comment-30

#{ Portlets: Liferay y JSF2 + Primefaces + Spring Bean Management }

http://www.mkyong.com/jsf2/jsf-2-0-spring-integration-example/
http://docs.spring.io/spring/docs/3.1.x/spring-framework-reference/html/web-integration.html#jsf-springbeanfaceselresolver

Ejemplos: Template (con f:view y ui:insert) -> Pagina (ui:composition y ui:define)
https://code.google.com/p/java-gie/source/browse/trunk/src/main/webapp/WEB-INF/faces/faces-config.xml
https://code.google.com/p/java-gie/source/browse/trunk/src/main/webapp/WEB-INF/web.xml
https://code.google.com/p/java-gie/source/browse/trunk/src/main/webapp/templates/basictemplate.xhtml
https://code.google.com/p/java-gie/source/browse/trunk/src/main/webapp/login.xhtml