Profiling Your Applications with Eclipse Callisto (113 tags)
Callisto, a bundle of optional plugins for Eclipse, now comes with a profiling tool called the Test & Performance Tools Platform (TPTP). TPTP includes testing, tracing, performance monitoring, profiling, and static-code analysis tools. John Ferguson Smart offers this guided tour of how to use TPTP to speed up your apps.
What Is a Portlet (101 tags)
The Portlet API establishes a standard for building a web page out of smaller constituent parts, all managed by a portlet container to create a portal page. In this introduction, Sunil Patil shows how to create a basic "Hello World" portlet and deploy it in the Apache Pluto portal server.
Parsing an XML Document with XPath (79 tags)
Pulling just a single node value or attribute from an XML document can be inefficient if you have to parse over a whole list of nodes you don't want, just to get to one you do. XPath can be much more efficient, by letting you specify the path to the desired node up front. J2SE adds XPath support, and the JDOM API also offers support through an XPath class. Deepak Vohra looks at both approaches.
The REST of the Web (75 tags)
REST, Representational State Transfer, is a collection of design principles that use simple, stateless HTTP for data transfer, without the method-call-like abstractions of RMI or SOAP. Jason R. Briggs shows how you can use this simple architecture, with Jython and Velocity, to develop nimble, loosely coupled web applications.
Eclipse Plugins Exposed, Part 1: A First Glimpse (69 tags)
Many developers use Eclipse out of the box as an IDE, never investigating its powerful extensibility. But as Emmanuel Proulx shows in this first installment of a new series, Eclipse's modular system of plugins allow you to customize it to your suit your development needs.