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means of a number of rows
I have a table with 86400 rows and 4 columns. For each column I would like to calculate a mean for every 1800 rows. Finally, I e...
13 years 前 | 1 个回答 | 0
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repeat a loop for 10 times
I try to create a loop for which I want to be repeated 10 times. 10 times are enough iterations in order to have at last a const...
13 years 前 | 1 个回答 | 0
