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Rating Stats for

eddi

Rating
1623.32 (1,012th)

Reputation
42,998 (2,509th)

Page: 1 ... 7 8 9 10 11 ... 18

Title	Δ
Manipulate data.table to expand Date	0.00
Calculating multiple aggregations with lapply(.SD, ...) in data.tab...	+0.40
How to add/change multiple data.table columns with variable express...	0.00
Create a column with the reutrn result of a function in data.table	0.00
How to extract and sum specific numbers from a vector in R	-0.22
data.table join (Error in vecseq) is key necessary on both on X and...	0.00
How to Enter data for only conditioned rows on data table	+0.38
Unlist and retain list names intact in R	-0.23
how to use which.min in subset of data frame?	-0.11
Using dplyr for frequency counts	+0.39
Weighted row average in time series join	0.00
Subset and replace rows and columns in a data.table	0.00
Need to vectorize function that using loop (replace NA rows with va...	-0.05
Creating an "other" field	-0.61
setting row order in a data.table?	+0.98
Selecting delimited data in one column of data.table based on posit...	-0.22
Replace parts of a variable using numeric indices in dplyr. Do I ne...	0.00
max drawdown with data.table	+0.40
Calculate average monthly total by groups from data.table in R	-0.16
Frequency table using data.table in R that shows zeros for unused e...	+2.08
R Data.table for computing summary stats across multiple columns	0.00
Efficient way to remove dups in data frame but determining the row...	+2.33
How to squeeze in missing values into a vector	+0.50
data.table aggregation with rolling subset on date	-0.59
Efficient count or tabulation of a factor by other factors and resh...	-0.89
Group dates by bimester	+1.78
New column based on pattern in column names	+0.30
Column in the j-expression of a data.table (with/without a by state...	+0.42
Looking for basic R code to list number of CPUs and memory availabl...	+0.40
appending lists to lists with <<- (global assignment) in brow...	0.00
how to use regexp to return small part of character based on pattern	+2.31
Finding longest consecutive duration of an episode in multiple rows	+2.21
Pairwise t test using plyr	+1.68
How to get the cumulative sum by group in R?	+2.26
ranking elements of vectors in a data frame	0.00
Efficient R code for finding indices associated with unique values...	+0.88
Using loop to make column selections using different vectors	+0.67
Working with rich objects in data.table columns	+1.36
Recombining artificially split sessions in sales data based on mult...	+0.17
Updating a data.table either works or doesn't work depending on the...	0.00
Using roll=TRUE with allow.cartesian=TRUE	+0.42
Conditionally remove duplicate elements from a data.table	0.00
How keep vector-length and positions despite NULLs	0.00
R: how to get the definition of an overloaded generic function?	0.00
findInterval() with varying intervals in data.table R	0.00
deleting lines in data table if criteria isn't met	0.00
data.table: Bypass setkey when using monotonic transform of a key v...	0.00
Merge Multiple Data Frames by Row Names	+0.40
Using transform and plyr to add a counting column in R	-0.13
Editing variables from one column in a data table	0.00