query: With data.table, is SD[which.max(Var1)] the fastest way to find the max of a group?
positive_passages.docid: 26551
positive_passages.text: finding the index of a max value in R
negative_passages.docid: 62482
negative_passages.text: how to select only row with max sequence without using a subquery?
negative_passages.docid: 102462
negative_passages.text: AVL Tree: Finding the key with the smallest data values in keys between two values in O(logn) time
negative_passages.docid: 153472
negative_passages.text: Why can't I find max number in a file like this?
negative_passages.docid: 143452
negative_passages.text: PostgreSQL - fetch the row which has the Max value for a column
negative_passages.docid: 115820
negative_passages.text: Equivalent of varchar(max) in MySQL?
negative_passages.docid: 115692
negative_passages.text: Why does data.table update names(DT) by reference, even if I assign to another variable?
negative_passages.docid: 1131
negative_passages.text: Finding the row with the highest average in a numpy array
negative_passages.docid: 79634
negative_passages.text: find the min and max value in two columns
negative_passages.docid: 118725
negative_passages.text: Find out which raster has highest values
negative_passages.docid: 67934
negative_passages.text: How do I find the last column with data?
negative_passages.docid: 15147
negative_passages.text: Find the max of two or more columns with pandas
negative_passages.docid: 20340
negative_passages.text: Returning all maximum or minimum values that can be multiple
negative_passages.docid: 88066
negative_passages.text: How to pass a list of columns to data.table where some are predetermined
negative_passages.docid: 101087
negative_passages.text: max and min functions that are similar to colMeans
negative_passages.docid: 3950
negative_passages.text: Expected Value of Max of IID Variables
negative_passages.docid: 150060
negative_passages.text: Determining duplicates in a datatable