StackRating

An Elo-based rating system for Stack Overflow

Home | About | Stats and Analysis | Get a Badge

Rating Stats for

G. Grothendieck

Rating
1622.82 (1,021st)

Reputation
165,339 (319th)

Page: 1 ... 6 7 8 9 10 ... 105

Title	Δ
evaluate a function in the calling environment	-0.20
R: paste string as code or function argument within dplyr	-0.68
How do I pass a formula to lm() without error?	+1.66
Is it mathematically possible to solve this problem?	+1.15
R How to write factors as strings to csv	+0.32
Ambiguous column name error in SQlite in R	+0.33
Dynamic functions and R's object system	0.00
Why can't the R function "nls" reach convergence when...	0.00
How to extract just the random effects part of the formula from lme4	0.00
How to add dummy columns based on individuals and then add all to r...	0.00
Optimise matrix calculation in R - possible to avoid aperm?	0.00
Saving a flat file as an SQL database in R without loading it 100%...	0.00
How can I use dplyr across() programmatically on no variables?	0.00
How can I mutate only specific rows?	0.00
How to calculate duration from a "start - end" string mor...	0.00
How to combine two functions in R?	0.00
Loop over month names in R	0.00
R: the best way to locate the index of last observation of unique v...	0.00
How can we extract name of the outer function from a sub function?	0.00
I am getting an error , when using a custom made function in `tappl...	0.00
Hadamard product for vector list in r	0.00
Unexpected date when converting POSIXct date-time to Date - can tim...	+1.16
How format character Y-m to month in R?	-1.18
What is R's equivalent to Matlab's subs(f, x, value) for sy...	+1.55
Fitting nls model with a categorical variable	+1.86
R: Use formula notation to define a function, like purrr::map(.f=)	-0.64
Count the number for a variable in a month	-1.50
Moving average in negative direction (ma in R forecast)	0.00
R - column from string in dplyr	0.00
Applying a function to a nested list successively, and after each a...	-0.86
How to use lapply to size objects in environment?	-0.17
Check "emptiness" of list containing empty vectors (which...	+1.28
Mean increases after aggregating in R	-2.46
Piece-wise function in R	-0.18
How to remove everything from a row except pattern	-1.67
How to loop through dataframes objects in environment	+1.21
Average of month's data (jan-dec) in xts objects	+1.51
R as.Date() has two different return fomats	0.00
How does an environment remember that it exists?	+0.32
String manipulation in R: remove specific pattern in multiple place...	+0.76
How to guarantee an r function would return an object if it exits f...	0.00
Transpose and sum distinct values in R	-0.20
Convert quarter character into date object in R	0.00
How to extrapolate/interpolate in R	0.00
Regex in R, matching strings	-1.38
Changing the arguments of this function to abstract variables in R	0.00
Function inside function in R	0.00
Unpack dots provided from another function with missing named argum...	0.00
Is there a way to use sqldf Group By to return results by rolling p...	0.00
Reference to columns with similar pattern in mutate	+1.86