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Q&A for scientists using computers to solve scientific problems

SELECT year(p.CreationDate) +
       (month(p.CreationDate)-1) /12. yr_month, 
       TagName,
       count(*) questions
FROM Posts p, PostTags pt, Tags t
WHERE 1=1
AND p.id = pt.PostId
AND t.id = pt.TagId
--AND t.TagName = ##tag:string?weka##
AND t.TagName in ('weka','pandas', 'numpy','vowpalwabbit',
                  'theano','mahout','scikit-learn','matlab','julia'
                  --,'r'  -- Not included because it swamps others
                  )
AND year(p.CreationDate) < 2015
GROUP BY year(p.CreationDate), month(p.CreationDate), tagname
order by year(p.CreationDate), month(p.CreationDate)

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edited sep 17 15 David Marx

created jan 12 15 anonymous