More free ebooks from Manning have just arrived! This time, Manning publications has given us 10 free coupon codes for "Hadoop in Action" ebooks. This week, DZone is promoting its recent Refcardz on Apache technologies, like Hadoop. For a chance to win one of these free ebooks, download our two Hadoop Refcardz:
At the end of this week, we will take the names of people who downloaded both Hadoop Refcardz and randomly choose 10 winners! Even if you don't get one of the free Hadoop books, you can use the promo code "dzone40" to get 40% off various books on Manning.com!