(First, you can not learn 10 languages in a year.)
Well, this is only a list of the 10 most “popular” languages according to someone. It’s interesting to compare this to the TIOBE Index: http://www.tiobe.com/index.php/content/paperinfo/tpci/index.... (that is only a list of the 10 most “popular” languages according to someone). It’s not the same order and they skipped VB6 and VB.Net, so Ruby entered the list.