I think the so-questions with tag grouping (849 questions) should be merged with tag group. (820 questions) Delete request of tag grouping. To support this. F.e. ruby has the built in function 'group_by'.
closed as off-topic by Aziz Shaikh, Martijn Pieters, Monica Cellio, mmyers, Shadow Wizard Aug 18 '14 at 18:22
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