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Rating Stats for

Joshua Ulrich

Rating
1638.69 (725th) 		Reputation
144,356 (398th)
Page: 1 ... 18 19 20 21 22 ... 35
Title Δ
Faster Way of Calculating Rolling Realized Volatility in R 0.00
Conditional statement on an xts object in R 0.00
Splitting a number in R +0.89
Passing arguments to iterated function through apply +1.53
Replicate a list to create a list-of-lists -0.53
Pass ... argument to another function +1.10
finding the index of a max value in R -0.72
creating a variable for lookback window length return greater than x% +1.52
Refer to a vector anonymously in R 0.00
How to optimize R performance -0.02
Difference in R performance between two different machines running... +1.14
What happened to myclass? 0.00
retain a class attribute of an R object when subsetting 0.00
number of rows each data frame in a list 0.00
Using TTR package to calculate Exponential moving average -0.65
Return generic xts variable with R package quantmod getSymbol funct... +0.30
Why write.csv and read.csv are not consistent? 0.00
Why does ls() in R not show global variables? +1.74
My function works in R console but not in R script 0.00
R apply statement does not work with a matrix -0.16
Data Frame Subset Performance -0.18
Initializing a blank data.frame with the same column and row names... +1.47
R - Passing Results of Combn Function to a Two Parameter Function +0.95
In R, how do I create binned factor variables from a continuous var... +1.50
paste0-build an argument inside plyr:rename (now with update) +0.09
Can't coerce class of matrix numbers to integer -0.19
Specify directory with setwd() 0.00
merged xts object are not aligned 0.00
Transpose a data set -1.52
Does R support 8bit variables? -0.24
non-numeric argument to binary operator error with zoo time series... 0.00
R Zoo - aggregating many records with same time entry 0.00
check a vector and output a singular TRUE or FALSE value +0.38
Fastest way for calculating rank of 2*2 matrix? +0.41
How do I convert dates in this format to a date class in R? -0.60
R - character string with week-Year: week is lost when converting t... +2.26
period.apply in xts returning more than 1 value 0.00
How to elegantly convert datetime from decimal to "%d.%m.%y %H... +2.27
reorder columns based on values in a particular row. 0.00
Parsing ISO8601 in R -2.12
Show names of everything in a package +0.34
Error merging two xts objects 0.00
How to convert an array to xts 0.00
do.call with cbind and lags of a variable -1.32
error installing BRugs "C compiler cannot create executables&q... 0.00
Order a matrix by multiple column in r +0.34
The hourly mean in time series -2.86
Selecting Max Column Values in R 0.00
Speeding up time series simulation (for bootstrap) 0.00
merging a large list of xts objects -0.72