Adam Bien's Weblog
ping for JavaEE 6/7 is released
Sometimes (often :-)) it is hard to say whether just the application or the whole application server is not working. Also debugging JNDI configuration may be challenging.
ping is a simplistic 5kb WAR which exposes JNDI, system properties and "echo" service through REST APIs.
3 seats left: HTML 5 for Java Developers, Tuesday, April 28th, 2015 and NEW online workshop: Java EE 7 Bootstrap