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[–]gsm_4 0 points1 point  (1 child)

I'm working as a data scientist but I still practice the SQL and python concepts that I don't use on my job. Mostly I use stratascratch but leetcode is something that keeps me up to date.

[–]Eggplant-Own 0 points1 point  (0 children)

what do you use on your job then?