To guarantee the security of computer systems, it is necessary to define security permissions to restrict the access to the systems’ resources. These permissions rely on certai...
In order to be able to evaluate beforehand the impact of a strategical or tactical move, decision makers need reliable previsional systems. What-if analysis satisfies this need by ...
FOSS (Free and Open Source System) is repeatedly modied and reused by other FOSS or proprietary software systems. They are released to others under specic licenses whose terms and...
Frameworks and Patterns are important instruments that enable the reuse of successful software solutions in recurrent problems. Geographic information systems, on the other hand, ...
: A large variety of emerging Computational Grid applications require versioning services to support effective management of constantly changing datasets and implementations of dat...