Data base management evolved during the sixties and seventies. The evolution period was protracted. Many driving forces impacted the evolution and it is the aim of this paper to analyze these driving forces (some technical and some political) and to…

Today software solutions are often modeled using UML. Design patterns are frequently instantiated within these particular solutions. However, in several situations, UML is not expressive enough to describe them properly.
UML profiles extend UML syntax and semantic in order to…

We have an exciting volume to close the year 2011 with a variety of articles on relevant topics in language and literature teaching and learning. ...Per tancar l'any 2011, us oferim un volum remarcable per la seva varietat d'articles sobre…

Abstract This study analyzes the unique plurilingual (Catalan, Spanish and English) speech of a family living in Catalonia in order to understand the  variety of forms in which linguistic multicompetence is made manifest in their dialogues.. Factors that were found…

Abstract This article centers round significant issues such as how children's literature supports the development of content literacy of students and what content literacy implies in itself. Based on a case study in a children's literature class, the author first…

AbstractProfessor Steve Thorne is well-known for his work on second and foreign language development and Internet-mediated communicative activity. He is identified with the study of language use, communication dynamics and technology-mediated foreign, second, and plurilingual language learning, occurring within and…

Although researchers noted the importance of effective communication among stakeholders, it continues to be a challenge for requirements engineering. Communication can be considered as a management tool since communication allows organisation’s personnel to produce a cohesive enterprise view. In this…

This document describes a research and development project - Semantic Web and Cooperative Problem Solving for Online Communities of Practice. The aim of the project is to build a system supporting Cooperative Problem Solving within the framework of online Communities…

This paper describes an approach to On Line Analytical Processing (OLAP), expresed in the declarative programming paradigm.
We define a collection of functions that capture some of the functionality currently provided by multidimensional database product. This is done by defining…

La obtención de conocimiento a partir de la información existente es un proceso no trivial que consiste en identificar patrones válidos, novedosos, potencialmente útiles y comprensibles a partir de los datos disponibles. La Minería de Datos es el área de…