Setting up Eclipse PDT for Drupal development
See also this more recent article: http://tiger-fish.com/blog/debugging-drupal-6-xdebug-ubuntu-104-and-eclipse-pdt-step-step
See in particular sdboyer's comments on that thread.
Notes on the process: Setting up Eclipse
Following various Eclipse development environment instructions
Following instructions here
If you want to install Eclipse PDT also, follow the directions at that link. Only deviations and problems are noted below.
Target Management Service Discovery was only in TM and RSE 3.0, all the others were available in a 3.0.1 version.