GOF的AbstractFactory模式提供了将使用实例与创建实例分离开的方法。以书中实现不同的look & feel的用户界面的代码为例，MotifyWidgetFactory的createWindow创建MotifWindow的实例，PMWidgetFactory创建PMWindow的实例，MotifWindow和PMWindow都是Window的派生类。 然而，之所以要使用上述 ...

Sun Microsystems on Sunday said it will demonstrate a prototype system to enable video game publishers to use a single computer server to run online games for both PCs and consoles, cutting the ...

Gemplus develops new prototype for future Java card products Gemplus International S.A. (Euronext: LU0121706294 - GEM and NASDAQ: GEMP), the world's leading provider of smart card-based solutions, ...