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Rating Stats for

Arun

Rating
1646.88 (617th) 		Reputation
97,405 (767th)
Page: 1 ... 5 6 7 8 9 ... 26
Title Δ
Insert a row of NAs after each group of data using data.table -1.28
R data.table to calculate a formula using a column as a variable ac... +1.37
Calculate multiple columns from one function and add them to data.f... 0.00
find if there is any overlap in R 0.00
Apply table to a list of vectors and aggregate it -1.38
Aggregate based on conditions r -0.66
Joining tables based on different column names +1.48
Number of overlapping intervals over time 0.00
Pivot a dataframe in r and add a column with custom value +0.33
R code: Merge two data based on the information from one column of... +0.70
data.table cartesian join warning on legitimate join 0.00
Is it possible to use the R data.table funcion foverlaps to find th... -0.39
dcast efficiently large datasets with multiple variables +1.28
drop levels of factor for which there is one missing value for one... -2.08
convert dplyr join syntax into pure data.table syntax -1.35
order data.table along numeric column puttint special Value (residu... +0.30
dplyr on data.table, am I really using data.table? +1.58
Selection/Projection/Grouping in large datasets 0.00
Values of the wrong group are used when using plot() within a data.... 0.00
R data.table optimising. Overdraft financial data +0.05
How to perform join over date ranges using data.table? 0.00
Reshape of Time series in R +0.57
Find the minimum distance between two data frames, for each element... +1.30
using function in lapply in data.table in r +1.33
Reshape multiple values at once in R 0.00
Create new column based on condition that exists within a rolling d... 0.00
R: Using values from data frame A from a date prior to populate a r... +0.75
Split a column of strings into variable number of columns using dat... +1.65
How to summarize data by clusters +1.36
Cartesian product with filter data.table 0.00
How to compare each row of data frame 1 with each row of data frame... +1.11
.EACHI in data.table 0.00
Unexpected behavior with foverlaps(...) in data.table 0.00
data.table column creation with `:=` and double indexing -2.36
How to use melt() in r for my situation? 0.00
Finding the appropriate interval 0.00
Create new column based on next row +0.79
Splitting text column into ragged multiple new columns in a data ta... +0.01
using eval in data.table 0.00
Faster version of combn -0.71
R: Generate unique, non-overlapping intervals -0.71
How to merge two large datasets while generate new column with diff... 0.00
R: Having trouble with reshape() function in stats package 0.00
Removing lines in data.table and spiking memory usage 0.00
How I can get the value of grouping column inside user define funct... 0.00
Join with non-unique keys, unique in i 0.00
How many unique keys does my data.table have? +0.30
r - Classify matched and mismatched data from two sets -0.20
data.table: How to do binary search for two (numeric) values at one... +0.31
Farthest element within limited distance for a sorted vector -0.57