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Gregor Thomas

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1671.53 (311th) 		Reputation
71,467 (1,196th)
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Title Δ
Comparing other rows with current row and do conditional sum in R -0.28
Factor Levels and Modelling in R +0.29
Summarising using an specific filter +1.51
R: ggplot2 density plot shows wrong fill colors -2.89
How to add sample size used in plotting geom_jitter 0.00
check if all words present in a sentence 0.00
Count number of points that are inside a pre-defined grid 0.00
how to count a transition of values in a long format dataframe? 0.00
Function overwrites the same object every time: how can I avoid this? 0.00
How do I get custom colors AND have my legend have the correct labe... 0.00
ggplot2: remove and replace axis 0.00
When I want to save a data as csv I get an error -0.17
How can I find and replace values between two dataframes in R -1.60
Reshape by id and keep other variables fixed +1.24
Quick way for assigning a value to each member of a group in R 0.00
histogram in R with for loop -0.96
How to change a dataframe column from list value to multiple column... 0.00
Why 'nrow()' function doesn't seem to work within '... -2.28
Access R file functions from .Rmd file +1.20
no sign change found in 1000 iterations in R +1.07
Change/Map levels of a data frame columns using other reference lis... 0.00
add factor levels that are not in use 0.00
Create matrix with for-loop -0.56
New S3 object equivalent to dataframe: why different print output? 0.00
R - Set group values base on values from other column in R -1.37
Create a sequence of values by group between a min and max interval... 0.00
No title available 0.00
using mutate_at with the in operator %in% 0.00
R - replacing values in 1 df by group and column with repeating IDs... 0.00
How to efficiently add a date column from a lookup table, without p... -0.44
Distance Matrix Using R and CSV coordinates of Postal Codes 0.00
Centering Barplot's Y-axis values around 0 0.00
Using str_detect (or some other function) and some way to loop thro... +0.27
How to always have fixed number of decimals in ggplot - geom_text +0.84
I need to find out the overlap between 37 terms +1.42
Reducing time series data from half hour to hourly in R +0.29
Intersecting ranges of consecutive values in logical vectors in R 0.00
Is it possible to populate R dataframe with two interdependent colu... 0.00
Order a variable and separate by another variable R 0.00
Set date format with lubridate in R shiny 0.00
Merging files by name and condition in r 0.00
Expanding a dataframe from years to months +0.83
changed column names after useing cbind +0.28
How to plot the Standard Normal CDF in R? 0.00
Customised bar chart in r with repeated x axis +1.70
Questions with ggplot() and geom_smooth() 0.00
R Error with using if next break in for loop 0.00
Calculate mean for each row across a list of dataframes in R +1.36
labeling each data point 0.00
Determine if all IDs in the column of one data.frame are in a colum... +0.71