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ulfelder

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1473.63 (4,513,912th) 		Reputation
3,288 (51,388th)
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Title Δ
How to tackle this tricky recoding of a response variable in R -0.20
ggplot2: split scatter plot by categorical variable +0.30
Running multiple Stuart-Maxwell tests through looping columns in R 0.00
Export summary of multiple regressions from list +2.56
Extract names and covert to email addresses in R +1.80
Convert data frame with following format into time series 0.00
barplot and plot on same graph - shift of x-axis 0.00
Count frequency of elements matching other elements of another colu... -0.93
Numerical Conditional replacement in R 0.00
Twosided Barplot in R with different data 0.00
sapply use in conjunction with dplyr's mutate_at 0.00
Optimizing For loop with nested if in R -0.69
Failures using dplyr package to generate plot file -0.10
For-Loops for functions containing multiple arguments (R) +0.11
Replicate each row and change one column into binary values -0.81
Deleting observations in group categories in R using condition -0.15
How may I run fisher.test within ddply? 0.00
how to combine sparse columns tidily +0.35
mutate column based upon cumsum for a particular gouped by columns... 0.00
How can I have one bin per month in geom_histogram? +0.03
How to expand a column in a dataframe following another column'... 0.00
R: Extract first and last names only from a list of names 0.00
How to tell if a value changed over dimensions in R +2.43
Convert a vector to a list with specified vector lengths 0.00
Use 'apply' instead of a nested loop on two matrices -0.99
ggplot does not color histogram by group 0.00
How to use lubridate to compute time difference in R 0.00
How to create more than one imputed data set with MICE complete-fun... 0.00
Convert list of lists variable to multiple variables in data frame 0.00
Replace Values in Dataframe Column based on match in second data fr... 0.00
Scraping information from multiple webpages using rvest 0.00
Transform named list of tables into data.frame -0.64
Input variable name handling in R 0.00
Tracking which group fails in a dplyr chain -1.65
Re-organize R data frame - beyond reshape2 (I think) 0.00
how to strcount each element dataframe in r +0.02
How do I trim down an existing dataset with several features to a s... 0.00
How to get concise code by using loop function in r +0.32
Extract values from data frame using data frame of indexes - R -1.62
Creating dummy variables in R based on multiple chr values within e... 0.00
How to extract files from subfolders wich share directory? 0.00
Optimizing a sumif-like query in R -1.39
How to transform discrete choice data into binary indicators 0.00
Trouble scraping a table into R 0.00
R code to iterate through dataframe rows for google maps distance q... 0.00
Collapse cases in a dataframe only under certain conditions -0.72
Find the most recent value associated with multiple date columns -0.55
Rolling Count of Events Over Time Series -1.76
Finding if values exists in previous n values of vector r +1.41
How to create a loop that will show column coverage by row in R 0.00