The University of Toronto continues to rank highly among the world's best universities. according to the Academic Ranking of World Universities ranking.
http://www.shanghairanking.com/ARWU2013.html
Computer Science has been ranked within the top 11 universities worldwide for the last 10 years.
http://www.shanghairanking.com/SubjectCS2013.html
The Academic Ranking of World Universities is conducted by researchers at the Center for World-Class Universities of Shanghai Jiao Tong University (CWCU). You can read more about the Academic Ranking of World Universities website.