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 ... 9 10 11 12 13 ... 105

Title	Δ
Create a fully connected graph	0.00
Working with nls function produces a singular gradient	0.00
Comparing two curves for difference in trend	0.00
Make an equivalent to Excel's =PERCENTRANK.EXC function in R?	+0.34
Outsource function/script permanently	0.00
Turn a character string into a formula object in base R	0.00
Sort numbers separated by colons using R	-1.58
R dcast and dates	+1.60
Finding the independent variable that makes the sum of squares resi...	0.00
Writing a simple function in R	+0.10
Create time series in R starting 10/1/2019 to 12/30/2019 not includ...	-0.12
How to calculate a moving average	-0.41
Is there a reason why common R data types/container are indexed so...	-0.19
Merge nearest preceding date and between dates	+1.18
rollapply with a normalisation function using multiple column data	0.00
R DataTable Recode Many Variables	-1.53
R - How to make choose.dir() use windows file explorer like choose....	0.00
R: Convert list of character dates to "days since" a give...	0.00
R collapse rows by group with non-missing values when values are ch...	-2.27
Export file and create two headers based on one column	0.00
Alias function name in .Rprofile so that it is used by all R Scripts	0.00
How to remove warnings in sqldf when using update, delete or alter...	-0.21
Is there a way to produce a scatterplot using ggplot2 from a tibble...	-2.32
Row Means based on Column Substring	+1.04
How can I code this equation with double summation in R?	0.00
find last row where at least one column is not NA	+1.74
How do I get the index of all elements in a list, according to data...	-0.17
How to express a decimal time in HH:MM	-1.46
How can I reshape my data, moving rows to new columns?	-2.19
Scoping and evaluating functions in R	0.00
Apply a function with an rolling estimation window only on specific...	0.00
how to create a list with the names generated by paste function?	0.00
Transform column index of dataframe to yearmon	0.00
R S3 classes - changing class and pass back to same method	+0.43
Strange matrix behaviour in r	0.00
base R substitute names of the arguments to function call	0.00
How would you lookup the next-closest value?	+1.46
Subsetting a matrix with another matrix in R	+1.37
R nls2 function - Error in result[[which.min(ss)]] : attempt to sel...	0.00
sqldf R code that renames variables based on a pattern	-0.67
Fitting nls() in r when some x values equal zero	0.00
Duplicating column in a dataframe in R	-2.81
R delete rows from data table using sqldf	+1.62
Replace with multiple elements in a column based on condition	+1.27
Once statement in R i.e. evaluate if statement only once	-0.55
Convert proprietary time duration format to milliseconds	-2.12
Rolling regression with expanding window	0.00
put a 0 after not buying in a quarter in r	+1.55
interpolate annual to monthly & then change long data to wide, R	+1.22
function that takes a response variable and a predictor variable an...	+0.34