Location-based services (LBS) are nally coming out of research labs and getting into the hands of nal users. It is fairly common to see cellular carriers and private companies oering LBS to locate your children, friends, and sites of interest, track assets, enhance the security of key personnel, help people with disabilities use...

The origin of queueing theory and its application traces back to Erlang’s historical work for telephony networks as recently celebrated by the Erlang Centennial, 100 Years of Queueing, Copenhagen, recalling his first paper in 1909. Ever since, the simplicity and fundamental flavour of Erlang’s famous expressions, such as his...

Nowadays, there is software everywhere in our life. It controls cars, airplanes, factories, medical implants. Without software, banking, logistics and transportation, media, and even scientific research would not function in the accustomed way. Building and maintaining software is a knowledge-intensive endeavour and requires that specific...

The developed economy is shifting from being manufacturing based to services based. Different from the traditional manufacturing business, the services business is more complicated and dynamic, and end-user driven rather than product driven. To stay competitive, an enterprise thus has to rethink its business strategies and revamp its...

We were early adopters of Extreme Programming (XP), testing on XP teams that weren’t at all sure where testers or their brand of testing fit in. At the time, there wasn’t much in the agile (which wasn’t called agile yet) literature about acceptance testing, or how professional testers might contribute. We learned not...