One part of interacting with an application server is invoking the Servlets and Java Server Pages (JSPs) that reside inside of the Web container. The other half of the puzzle is interacting with ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Andres Almiray, a serial open-source ...

HTTP is a stateless protocol optimized for request-reply style text transfer. An attempt to engage it for generic use, such as may be required by common cooperation metaphors like stateful session, ...

Creating dynamic web pages is necessary if a web site wants to display the current state of data accurately, for example showing temperatures around the world. There are several ways to accomplish ...

We wonder if Tomcat 5.5 support EJB 2.0 and Message Driven Beans? Is it possible to create topics and queues in Tomcat 5.5 and let MDB:s listen for incomming messages? We also wonder if it is possible ...

A concurrent program is one that can execute multiple tasks simultaneously. Concurrency improves a program’s throughput, execution speed, and responsiveness. On a single processor system, concurrent ...

Developers are justifiably eager for the forthcoming Enterprise JavaBeans 3.0 specification (due with J2EE 5.0), says Pierre Fricke. EJB 3.0 overhauls the Enterprise JavaBean architecture that drives ...