NetBeans 8, choose Java EE bundle (NOT Java SE), http://netbeans.org/downloads/. It contains the Java EE APIs and two servers, GlassFish and Tomcat.
Java EE, http://www.oracle.com/technetwork/java/javaee/overview/index.html
It is a good advise to read the specifications when there are unclarities, since what is written there is always correct.
Java EE Documentation
Java EE overview
Java EE Training & Tutorials
The Java EE 7 Tutorial:
There are many tutorials at the NetBeans site
JavaServer Faces tag library documentation
JPA and EclipseLink
Loading strategies and other performance related issues
Arkitecture and Design
A site with many tips concerning Java EE development. There are also several free pdf books.
Publications concerning security issues.