An advent calendar with a difference is now admired on the website of the publisher "Developers press".
Sun gives away the eBook publishing every day a current from the year 2007. The theme of the books range from all sectors of the publishing program rich.
The first link of the ebook behind the door is unfortunately already expired, but the second leads to "Java 6 - enter professional", it's worth a look at all the case.
And for those who are curious before, when what is behind the door ....
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