Visual Business Rule Engines

http://www.visual-paradigm.com/product/ag/features/businessrule.jsp

http://www.bosch-si.com/products/business-rules-management-brm/brm-komponents/visual-rules-modeler.html

 

Teach Yourself Programming in Ten Years

http://www.norvig.com/21-days.html

Best Practices for Preventing DoS/Denial of Service Attacks
http://technet.microsoft.com/en-us/library/cc750213.aspx

Crystal Report for Java
http://www.businessobjects.com/campaigns/forms/downloads/crystal/eclipse/datasave.asp

Securing Tomcat server
https://www.owasp.org/index.php/Securing_tomcat
http://www.tomcatexpert.com/blog/2011/11/02/best-practices-securing-apache-tomcat-7

Base 64 Online encoder and Decoder
http://www.base64decode.org/