Because D uses garbage collection, in both versions, there is no need to track usage of variables as they are passed.

In this case, private meters may be purchased to separately track usage of each unit in what is called submetering.

"We have an authentication server that tracks usage," he said.

Version 3 released in November 2008 and added reporting capability so that customers could track and see usage.

Few homes and businesses have meters that can track usage by the hour, but the promise of lower rates could make it worthwhile to install such meters.

Quantcast developed the tool based on client demand for a way to track digital usage across mobile platforms in a unified view.

Adding software that tracks usage and protects copyrights may gum up its works.

The organization can thereby track usage to individuals.

Provide statistics collection software is built in to track usage and usability of features.

I also dislike this trend toward using things like Zeitgeist to track usage and try to predict what the user wants to do.