Miscellany

digraph StackConfig {    rankdir=LR     node [shape=record];     Httpd [label="Apache httpd"];     Tomcat [label="Apache Tomcat| Tomcat Native - APR"];     "PostgreSQL"    "Sun JDK"    "Apache Ant"    "mod_jk" [shape=ellipse]    Httpd -> "mod_jk" [arrowhead="none"]    "mod_jk" -> Tomcat [arrowhead="none"]    Tomcat -> "PostgreSQL" [arrowhead="none"]    Tomcat -> "Sun JDK" [arrowhead="none"]    "Sun JDK" -> "Apache Ant" [arrowhead="none"]}