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Vaadin 7 UI Design By Example Beginner's Guide by Alejandro Duarte

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Widgets

You might think:

Reader: Cool! Vaadin can compile Java classes into JavaScript. But we didn't make any compilation of this kind in the previous chapters, and we created several applications.

Author: Well, in previous chapters we were using only server components.

Reader: Server what?

Author: Server components, or simply components, such as Label, Button, and others, they are Java classes which are not compiled into JavaScript.

Reader: That's obvious; we didn't make any compilation to JavaScript.

Author: That's right. Vaadin team performed the compilation for us and packaged the generated "widget set" inside one of the jars we are using.

Reader: Wait! What is a widget set?

Author: Oh, I'm sorry. I'm kind of a messy teacher. Well, what you see on ...

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