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Rating Stats for

Justin

Rating
1537.43 (13,179th)
Reputation
33,896 (3,458th)
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Title Δ
Automating tasks for multiple files using R to rearrange source dat... 0.00
Convert 12hour time to 24Hour time -3.73
How to get Summary statistics by group +1.34
Interpolate data using plyr in R 0.00
selecting certain rows in a data frame 0.00
How to use a value that is specified in a function call as a "... -4.39
How to create a new r dataframe variable contingent on existing var... -3.38
how can i use a name (string) as variable? 0.00
Subset dataframe into a list -3.04
R count number of commas and string +3.71
Access to column name of dataframe with *apply function +3.95
Adding labels to x axis in R graphs +0.91
How I can define the limits of a bar using geom_bar() in R? 0.00
Make this loop faster in R -1.36
lm called from inside dlply throws "0 (non-NA) cases" err... -4.15
Why rbind converts a list of numeric elements to a character matrix? -4.25
fix x-axis ordering in ggplot2 0.00
Extracting z-scores from factor.scores using the ltm package? 0.00
minimize drawing size of gglot plots by ignoring zero-length variab... -2.02
how do I rebuild data frame based on columns identified in a numeri... 0.00
Add replicate column to end of matrix +3.10
ggplot centered names on a map -2.32
Using R, replace all values in a matrix <0.1 with 0? +1.41
In R and ddply, is it possible to avoid enumerating all columns I n... -1.85
ggplot vertical line with date axis -3.88
apply sum to data.frame grouped by substring, with R -4.14
creating z-scores for subset of rows +0.32
How to search for multiple strings and replace them with nothing wi... +1.98
Analogues to unzip in R 0.00
Create a dataframe with the results of a simple linear regression -1.61
how to add weight on stripchart's points in R? 0.00
Need to add a column to a data frame. The data is in another vector... +3.62
Extract the results of a function -2.76
Passing multiple starting values to nlminb 0.00
Vectorizing an R function that takes data frames +4.50
Using nchar function on factor variables -1.12
How can I assign different symbols to different groups in a lattice... -2.58
remove everything after space in string in R -4.08
Grid of multiple ggplot2 plots which have been made in a for loop 0.00
R paste: ignore sep if argument is an empty string +3.55
Why am I getting a function error in seemingly similar R code? 0.00
Merging two data frames in R that have common and uncommon samples +0.42
How to cbind columns from a data frame of differing lengths by inse... +3.62
How to fill matrix with random numbers in R? +0.09
Generating Stacked bar plots -2.89
Need code for extracting useable data from IMDB text files with R -4.19
How to make a loop run faster in R? -3.53
long if else loop and recoding in R +0.02
Is there any way in Linux to show what's going on about the freezin... +3.55
evaluate one variable in an expression with two variables -1.24