Structure, presentation and content are the 3 main blocks in web pages. Although HTML is the main technology for web pages development, it doesn’t provide mechanisms for a clear separation of these 3 blocks, which would be a great step towards the construction of flexible web pages. If one could define on the fly, which structure, presentation and content to use, web pages would reach their maximum flexibility....
Object-oriented programming (OOP) is the most successful paradigm used in programming environments. Some difficulties arise when it is necessary to deal with data stored in a relational database because relational databases do not provide an object-oriented interface to their entities. The most common solution consists in developing a specific interface that guarantees some specific requirements. Here, we expla...
Paulo Reglus Neves Freire was born in Recife in 1921, the capital of Brazil’s northeast province. Through all his life, he developed the fundamentals of a teaching process with special characteristics. The fundamentals of his ‘system’ point to an educational process that focuses on the student environment. abcNet is a web-based application which seeks the goals of learning how to read and to write, following Pa...
In the 21st century the demanding for reading and writing capabilities will increase not only in the children but also in the adult generation. For adults, their level of literacy will determine the job they may get, the way they will behave as citizens, the way they will grow up their own children, etc. Literacy is the basic key tool for a successful future. Information requires literacy information is being r...
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