It is difficult to maintain and to adapt poorly written code presenting shortcomings in its structure. Refactoring techniques are used to improve the source code and the structure of applications, making them better and ...

Middleware for interactive digital TV systems are designed to provide convenient abstractions to overcome differences of hardware/software in order to improve the portability of applications. The development of a middleware ...

Many information systems that work with RDR (Relational Databases) have problems in the design of their databases. Such failures may result from design specification, requirement changes or even lack of knowledge to produce ...

This dissertation presents a study case on object-oriented systems refactoring. Systems developed according to the object-oriented paradigm may contain reusable code, even though not always have been designed for it. Systems ...

Refactoring is a software engineering technique that aims at improving the internal structure of an application, in such a way that the changes do not interfere in the results produced by the software. This technique is ...

The manual transformation of sequential programs into parallel code is not an easy task. It requires very effort and attention of the developer during this process at great risk of introducing errors that can not be ...

Programming language evolution provides room for improving existing programs. Developers can upgrade their projects, applying new features available in the latest language versions. However, during maintenance activities, ...

Evolution is a natural characteristic in software development. During the life cycle of a system, usually there is the need of evolution, mainly to add a new requirement, to change existing functionality, or to evolve the ...

Aspect-Oriented Programming allows encapsulating the so-called "Crosscutting Concerns (CCC) - software requirements whose implementation is tangled and scattered throughout the functional modules - into new abstractions, ...