Javier Tardáguila in design-nation, continues his story of the domination of the world by Professor Dispar. This time he explains the Observer pattern. The English versions are available here: actionScript and Java.
Carlos Rovira in carlosrovira.com writes that he has just been added to the Planeta Codigo aggregator. His last few articles are on Flash technologies.
Joserra in Najaraba.com comments on the move by Sun to open the Java to the world by their new Internal Use License which allows bug-fixing and commercial deployment inside a company or organization. It does not allow the distribution of a modified version of the compiler. A description of the process that SUN is following is given in the article, "How to contribute code to Mustang".
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