Tomcat in Eclipse

http://www.ibm.com/developerworks/library/os-eclipse-tomcat/
http://www.mulesoft.com/tcat/tomcat-eclipse

https://www.youtube.com/watch?v=urdLWd0vVgo

http://tutorialforlinux.com/2013/12/20/how-to-install-netbeans-7-4-for-java-ee-7-development-on-fedora-20191817-3264bit-linux/
http://triton.towson.edu/~schmitt/server/servlet/

http://www.codejava.net/java-ee/servlet/java-servlet-download-file-example

https://www.youtube.com/watch?v=MIvlWrhY50o
https://www.youtube.com/watch?v=ZswCV5F0234
http://oreilly.com/catalog/javacook/chapter/ch18.html

https://developers.google.com/appengine/docs/java/config/webxml

oauth
https://developers.google.com/appengine/docs/java/oauth/
http://www.ntu.edu.sg/home/ehchua/programming/java/JavaServletExamples.html