La presencia de uno o varios niveles de memoria cache en los procesadores modernos, cuyo objetivo es reducir el tiempo efectivo de acceso a memoria, adquiere especial relevancia en un ambiente multiprocesador del tipo DSM dado el mucho mayor costo…

A atividade de teste constitui uma fase de grande importância no processo de desenvolvimento de software, tendo como objetivo garantir um alto grau de confiabilidade nos produtos desenvolvidos. Com o advento do paradigma da orientação a objetos, novos problemas foram…

The essential purpose of this paper is to describe a framework, in a simple and complete way, which enables the concurrent visualization of audio/video streaming combined with its corresponding synchronous vectorial information. The architecture presented uses Java JMF API, which…

When used in conjunction with patterns, class libraries, and components, objectoriented application frameworks can significantly increase software quality and reduce development effort. Frameworks are a kind of domain-specific model whose structure can reuse existing patterns. In the field of medical…

La sociedad actual tiene como reto la difusión del conocimiento a todos sus individuos, independientemente de su nivel económico o situación geográfica. Las nuevas tecnologías de Internet en el ámbito de la educación han permitido ampliar y facilitar, de forma…

This paper presents an easier way of creating a medicine web application in Java. It describes the concepts of JavaBean, Enterprise Java Bean and Java Server Pages and the way we can use them for producing a collection of medicine…

In this note, I propose two extensions to the Java virtual machine (or VM) to allow dynamic languages such as Dylan, Scheme and Smalltalk to be efficiently implemented on the VM. These extensions do not affect the performance of pure…

Java programming is popular both in Academia and IT Industry. Further, it is the maximum usage of programming across the world. There is a wide edge between industry expectations and knowledge of students in Java programming. Teaching and learning of…

First this paper points out two common problems of utilizing processors under multicore architecture, namely processors waiting for IO operation to finish and load balancing among cores. Then it makes an analysis of the reasons for them. In order to…

Gestión de errores mediante excepciones. Motivación. Captura de excepciones en C++ y Java. Lanzamiento de exceociones en C++ y Java. Jerarquía de excepciones estándar. Excepciones de usuario.