I'm trying calculate the rolling standard deviation for a groupby object which contains Invoice Date, Vendor Name and Agency Name, while excluding the current r
If (list (range 10)) is [0 ... 9], and (cut (list (range 10)) -5 -1) is [5, 6, 7, 8], then how do I include the last item in the list as well, i.e. [5, 6, 7, 8,
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Recently in an interview, I was asked this "SQL supports auto increment of Primary Keys, where it occupies only the size that is required, i.e., 1 will use 1 bi
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I use http://dbpedia.org/sparql to do this request: PREFIX res: <http://dbpedia.org/resource/> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>