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Rating Stats for

lmo

Rating
1476.61 (4,507,387th)

Reputation
32,267 (3,693rd)

Page: 1 ... 4 5 6 7 8 ... 26

Title	Δ
lapply function to compute means of data frames inside a list	-0.43
Keeping only the x largest groups with data.table	+1.30
how to find top N descending values in group in dplyr	-1.94
R: Referencing data.table fields in cut function in j clause	-0.76
Table of categorical variables by a grouping variable in R	+0.56
How can I insert values into a data frame dynamically using R	-0.04
Remove duplicated elements from list	-1.97
Create a binary adjacency matrix from a vector of indices	0.00
How to efficiently swap elements between columns in a dataframe?	0.00
apply formula for certain columns using other columns	-0.08
R and dplyr : how to use values from a previous row and column	-2.00
Choosing different amount of elements from each group in R	+0.84
Merge two rows in data.frame	-0.67
Could make only one optimize call in R?	0.00
How to extract the next x elements using an expression in R	+2.23
Split a list whose elements are multiple element lists	+0.05
Extracting summary data from various cells in R	+2.14
occurrences of duplicated values and returning unique values separa...	-0.05
Get the last two events of a id and arrange it	-0.90
Use function on each row based on whether values are greater than a...	-1.76
Substring, Pad and Paste Columns in Dataframe without a Loop	+0.32
Using a pair from a dataframe to transform another dataframe	+0.18
How to tell grep to ignore any dollar signs when function is used w...	0.00
How to manipulate duplicated rows in R?	-0.14
How to find relationships in combinations in one variable	-0.19
Fill logical matrix with values from list	-1.70
Can my optimization take a small vector for one of its arguments in...	0.00
Apply an operation across multiple lists	0.00
R sum values in a column but exclude lesser of specific values	-1.51
Replace a value in a dataframe with the row name	-1.86
Regular expressions, extract specific parts of pattern	-0.75
Creating a rank variable by group for a binary response in R	+2.40
Partition matrix into N equally-sized chunks with R	+1.39
Event Counter with condition	-0.73
Insert elements into a vector at a given position, a given number o...	-1.25
Extracting substring using R	+0.53
cbind with partially nested list	+0.87
R Regex: removing only the immediate following character after >	-0.41
R: Randomly Draw From Groups	+0.55
Matrix division in several dataframes so that each dataframe contai...	0.00
Summarize and count data in R with dplyr	0.00
Combine two rows into one based on column value in r	+0.68
Find all the matched list in lists of lists	+0.72
Put result from lapply with different columns to one data frame	-0.93
How to add rate of change calculation to data.frame and group IDs t...	-0.20
Count occurrences of words in a string according to a category in R	0.00
Data frame column manipulation based on %in% vector R	+0.07
Rearranging multiple rows of a dataframe on big data in R	-0.45
transform a matrix inserting zero row	-1.59
Convert xy dataset to array	+0.05