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Rating Stats for

Jilber Urbina

Rating
1570.53 (3,984th)

Reputation
44,632 (2,375th)

Page: 1 ... 18 19 20 21

Title	Δ
automatically generate test cases in RUnit or testthat	0.00
R data.table group by multiple columns	0.00
naming dataframe column vectors using `$`	-3.64
retrieve row and column name of particular cell in R	-3.01
preallocate list in R	-4.03
Removing x-axis label from dendrogram in r	-1.18
Remove rows that are assoicated to certain columns value	+1.25
apply a function to different data.frames in R	-2.85
R Replace rows in a data frame based on criteria	-4.20
converting output of R's "by" command to data frame	+3.83
R help on aggregation function	+2.51
aggregate ddply by factor or character?	+3.87
How to get values of Z - statistic from glm object?	+0.33
Efficiently center a large matrix in R	+4.71
How do you remove an insignificant factor level from a regression u...	+5.01
Returning Multiple Output Parameters from Optim	+3.90
Check if a column has an value if so right true or false to column...	0.00
find the common ids between two data frames in R	+4.38
Funny behaviour of multiple colors in R legend	0.00
Split vector randomly into two sets	-0.48
Creating a latex table from coeftest object in R	0.00
Drawing a barplot for a range of values containing positive and neg...	0.00
Add variables whilst ignoring NA`s using transform function	-2.25
Editing column names of a CSV file in R	-3.34
building an R loop for random sampling	+3.64
do.call with cbind and lags of a variable	+2.04
Dividing all columns in dataframe by column in different dataframe...	0.00
R function prcomp fails with NA's values even though NA's are allowed	-2.73
Extending data from one data frame to multiple rows in another in R	+3.16
Get all Parameters as List	-2.18
export mlogit summary results to Latex with toLatex() or xtable()	-1.35
How to delete a slot of an element in a list in R with lappy	-3.62
Using If/Else on a data frame	-2.17
Fitting a function in R	+4.04
Summing rows by index variable in R	+4.09
trying to compare two distributions	+3.77
replace function examples	-3.75
collapsing a data frame by recurring elements in column [R]	-1.25
How to specify an arbitrary dummy variable contrast in R?	0.00
Root mean square function in R	0.00
calculate whether regression coefficient is statistically significa...	0.00
In R, how do I add a cumulative max by group?	+2.17
Remove a particular group of elements in a vector?	-1.77
R select entire columns where at least one value meets a condition	+3.58
Sum a list of matrices	+1.29
multi array averaging without NA in R	+0.17
Sorting data frames by columns in r	-3.38
Fill missing values in the data.frame with the data from the same d...	-3.59
finding the max for each group	-1.94
How can I write a maximum likelihood routine in R?	-3.23