Authors
Heffelfinger David R. :
David R. Heffelfinger is an independent consultant based in the Washington D.C. area. He is a Java Champion and Apache Netbeans Project Management Committee. He has written several books on Java EE, application servers, NetBeans, and JasperReports. His previous titles include Java EE 8 Application Development, Java EE 7 Development with NetBeans 8, Java EE 7 with GlassFish 4 Application Server, JasperReports 3.5 For Java Developers, among others. David has spoken at various software conferences, including JavaOne and Oracle Code One, multiple times. He has also presented at NetBeans Day in both San Francisco and Montreal.
