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Rating Stats for

eddi

Rating
1623.32 (1,012th)

Reputation
42,998 (2,509th)

Page: 1 ... 8 9 10 11 12 ... 18

Title	Δ
Match and replace many values in data.table	0.00
when the iterable is NOT the first argument of the function	0.00
Calculate value grouped by columns	+0.42
Writing inequalities in r if statements	-0.07
More Efficient Way To Do A Conditional Running Total In R	-0.73
<-, [[<-, $<- and := with environments	0.00
Extract duplicated subset from a matrix by a vector	+1.48
rowMean if row passes a test	-0.48
List of indices to data.table	+0.21
Convert string to vector	-0.38
Is it a good idea to read/write files in parallel?	-0.04
Why does R change the variable type when appending NA values to a d...	+0.61
using log as a parameter in a function in r	0.00
R-Using a list of Indices to calculate the mean of a group of value...	+1.91
How to change file permission for all users in R	0.00
When to using missing versus NULL values for passing undefined func...	-0.40
Merge multiple data.frames in R with varying row length	0.00
R data.table conditional find/replace	0.00
Add values in cells of a dataframe based on a condition	-0.96
read file with single line into R in fread or read.table	-1.10
Paste every "X" columns to a single column in a dataframe	+1.39
How should you use the data.table 'by' parameter to create multiple...	+1.58
How to add column based on specific row differences?	0.00
Wrong order result inside data.table function	+0.30
Summing across rows of a data.table for specifc columns	+2.32
Programmatically assigning columns in data.table with dynamic colum...	0.00
Access `by` variable from within `j` in data.table	0.00
replace NA in a dplyr chain	0.00
how to summarise a numeric variable by two factors in R	+0.34
R how to grow a data.table	0.00
Merging lists of data.table by list ID in R	0.00
How do I get a data.table with a specified formula for one column b...	0.00
Condensing multiple observations on the same individual into a sing...	0.00
R ddply to apply function on data by groups	0.00
Merge together thousands of files in R -- in the right order	+0.43
How to re-arrange/manipulate data?	0.00
Conditionally subsetting a list of dataframes in R	0.00
Calculate groupwise ratio of consecutive values in R	+0.50
Regular expression string matching any number of trailing character...	+1.14
Efficiently obtaining counts per group from multiple subsetting on...	+0.57
Find first date of two consecutive weeks with records in R (data.ta...	+0.44
selecting rows with specific conditions in R	+0.28
unstack a data frame in R	0.00
Algorithm Efficiency - Time Difference Loop	+2.47
Converting strings to IDateTime	0.00
Remove row based on two factor levels	+0.44
Filter data.table by multiple columns, dynamically	-0.68
data.table operations by column name	+1.05
automatically convert NAs to 0 while reading CSV	-0.82
R : data.table subsetting based on a integer column	+0.28