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Dear all, I have some troubles using the stemming algorithm provided by the tm (text mining) + Snowball packages. Here is my config: MacOS 10.5 R 2.12.0 / R 2.13.1 / R 2.14.1 (I have tried several versions) I have installed all the needed packages (tm, rJava, rWeka, Snowball) + dependencies. I have desactivated AWT (like written in

Hi all, Using the XML package, I'm not able to parse some html webpages. Here is my code and the error message: library("XML") url <- "http://www.huffingtonpost.com/social/GraniteSkyline?action=fans" doc <- htmlParse(url) Error: Namespace prefix ??? of attribute (null) is not defined I've searched a lot on the Internet, but it's really difficult to find