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Rating Stats for

Blue Magister

Rating
1493.71 (4,320,182nd)

Reputation
9,573 (16,046th)

Page: 1 2 3 4

Title	Δ
R dataframe - how to extract unique values	-2.35
What's wrong with as.numeric in R?	-2.90
split string at regular intervals	+1.68
How do I create group data in a category with more than and less th...	0.00
How to apply functions to a subset of the data in a vectorized manner	0.00
'grouping' real numbers in a column in data.table	-3.17
Calculating difference row values by group in R	+4.06
How to use regex to format a comma separated map structure	-3.60
Syntax (and/or functions) for applying an op over elements of one v...	-3.90
Select a column by column-name, but a different name for each row o...	0.00
Update subset of data.table based on join	-3.36
Chaining multiple logical operators	-1.66
Sample with a max	-2.22
Find the indices of an element in a nested list?	0.00
How to calculate number of combinations?	0.00
EditPad: Find and Replace with RegEx Backreferences	0.00
R code to check if word matches pattern	+4.00
ifelse noob error in r	0.00
Aggregating in R over 80K unique ID's	+1.02
How to read multiple lines of a file into one row of a dataframe	+0.03
Reading data into a data frame	-2.84
Distribute values to on arbitrary number of receivers	+0.76
Match not whole text in column for reference	+4.84
Ifelse statements for a dataframe in R	+4.35
Dates with lapply and sapply	+3.84
Dynamic subset condition in R	-3.82
lagging in data.table R	0.00
rollapply variation	+0.48
Getting statistics for nodes from a regression tree in the party pa...	-2.04
speeding up "for-loop" for deleting rows matching criteria	+2.22
Reduce string length by removing contiguous duplicates	+4.30
a complex merge in R to flag unmatched observations?	+0.57
R appending data to rows in a loop	-1.84
R regex extract text not immediately following pattern	-2.27
R : know table(s), how to calc quantile(s)	-3.72
Specifying Data Frame as Time Series	-2.23
URL Rewriting in Varnish - Remove unwanted URL parameters	0.00
Getting visit time from action time between two R data frames	+2.67
Getting visit time from action time between two R data frames	-1.33
Getting visit time from action time between two R data frames	-4.00
Getting visit time from action time between two R data frames	+2.67
regular expression to strip leading characters up to first encounte...	-0.44
read.table and files with excess commas	-3.69
Reading a symmetric matrix from file that omits upper triangular part	+1.45
import several rows from csv in R	+6.10
Converting dataframe to partial "wide" and partial summar...	+0.55
R equivalent of .first or .last sas operator	+4.16
RJDBC Query from lists of index values	+0.13
cbind error while building Pareto/NBD Model in R (BTYD Package)	0.00
How to convert a list to a matrix more efficiently in R?	-2.74