nicola

nicola has asked 4 questions and find answers to 121 problems.

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nicola questions

Why data.table CJ doesn't respect column major order
Getting the leaf probabilities of a tree model in spark
Showing function arguments in order in an R shell

nicola answers

3 column CSV, to adjacency matrix, to networkgraph, to Arcplot
Subsetting one matrix based in another matrix
How to test whether a sequence of sections have gaps in it?
Extract row indices of a dataframe whose entries correspond to rows of another dataframe
Fill in missing date ranges
Multiple string replacement, using gsubfn() in R
Convert binary string to decimal
Assigning a value in exception handling in R
Different rounding rule based on number of digits before the decimal
R cumunique like cumsum [duplicate]