StackRating

An Elo-based rating system for Stack Overflow

Home | About | Stats and Analysis | Get a Badge

Rating Stats for

Joshua Ulrich

Rating
1638.69 (725th)

Reputation
144,356 (398th)

Page: 1 ... 27 28 29 30 31 ... 35

Title	Δ
Compare a fine and a coarse time series at only the coarse scale	+0.36
Ignore NA's in sapply function	+0.36
how do I store as a string a long quote (with weird characters)	0.00
Constructing quines (self-reproducing functions) in R	+1.27
read table with separator = k white space with k variable	0.00
How to paste text and variables into a logical expression in R?	+0.37
matching time vectors of different length: a tricky one	-1.78
How to include (source) R script in other scripts	-1.50
Calculating summary statistic across subsets of dataset [What is th...	+0.63
R: elegant way to determine numeric variables in a data frame	+1.86
Looping over a Date object result in a numeric iterator	+1.33
How do you you determine the namespace of a function?	+0.21
rbind() returning an odd result	+1.25
R Rmetrics packages	0.00
Split vector of strings and paste subset of resulting elements into...	+0.45
Splitting a vector	+0.97
How do I merge a large list of xts objects via loop / function in R?	+0.39
Index out the subsequent row with an identical value in R	0.00
Equivalent to rowMeans() for min()	+1.00
Prepend irregular xts with zeros	-0.57
remove an entire column from a data.frame in R	+1.80
Needing a memory-efficient method of filtering a vector of date val...	-0.61
Excel or R: Preparing time series from multiple sources?	+2.03
Vi keybindings for R command line like in Bash	+0.40
Finding the number of words in each row	+1.86
Using SQLDF to select specific values from a column	-0.19
Why does `ann = F` not work when plotting with `as.factor` in R?	+1.46
Functions not executing before Sys.sleep()	+1.03
Remove y-axis label from plot of an xts object	+0.39
Converting from Factor into Datetime object in R	0.00
Challenge: recoding a data.frame() — make it faster	+0.56
stocks splitting api google or yahoo	0.00
How to get a subset of a dataframe which only has elements which ap...	0.00
Preserving long comments in console output. Not falling victim to &...	0.00
Changing column names of a data frame in R	-0.85
R: filling missing data in xts stock price object	0.00
How to do a regression of a series of variables without typing each...	+0.40
Sorting rows alphabetically	-0.59
How to create "NA" for missing data in a time series	-1.18
Unable to install zoo package (R)	0.00
conditioning with vectors	+0.46
Why does is.vector() return TRUE for list?	-0.66
R install Vennerable package on windows	+1.11
split xts object by index (date)	-2.55
Performance of rbind.data.frame	-1.32
loop over colums with semi like columnnames	+0.95
Ordering Table A based on Rank of Table B in R	0.00
Remove NA when using "order"	-0.13
How to get rid of file extensions (.CSV) in a file name that is gen...	+1.74
Most efficient list to data.frame method?	0.00