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denis

Rating
1470.44 (4,518,999th) 		Reputation
2,397 (70,381st)
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Title Δ
Best way to pick random elements from an array with at least a min... +0.04
Count the sequences of a factor -1.96
Non-matching values when joining input$plot_click from Shiny with o... 0.00
Grouping plot generated in packcircle function by color groups 0.00
R How to convert numerical hour value to %H:%M:%S and add time to a... +4.80
R how to calculate relative values based on a long format data.fram... 0.00
Partial intersection of elements across vectors in two lists -1.02
how to subset dataframe based on vector and then group by in dplyr -2.90
Cumulative plot in ggplot2 -1.96
Fill N/As per ID in data set +4.45
Two lines showing proportion value over time (variable not time for... -1.60
R: smooth df values by columns 0.00
R: how to add volumes from date time +3.88
forecast v7 & ggplot2 graphics adding fitted line to autoplot 0.00
Select the same column names of two lists +4.76
Pattern for file path +4.26
Data Frame that keeps track of particular events in R -4.30
How to add a line in boxplot? -2.99
gsub: Keep a given character only if between two digits/letters -2.86
Understand relationship between multiple dummy variables in R 0.00
Random sampling to give an exact sum -1.54
Filter by values that have the exact names given in a list (dplyr) -1.98
R: column binding -2.80
R: calculate matrix determinant for each data frame row +0.53
Individual shift of each column in a matrix -0.81
Draw from a bag of colored marbles; for each draw remove all marble... -3.71
Use apply to extract parenthesis content from dataframes +3.54
R- Using incremental variable as new list entry value 0.00
How can I search multiple words in the same regex? -1.74
Finding dominant eigenvector and eigenvalue 0.00
Define a vector with sequence in R +0.32
How do I replace dataframe values in R based on a condition +0.97
Cumsum reset at certain values -2.04
replace a specific strings from multiple columns in a dataframe +4.39
ifelse Functions in R 0.00
Extract increasing and decreasing sequences from vector +4.39
Reordering nested lists (index) according to colMeans of specific c... 0.00
Comparing slopes from bootstrapped data 0.00
Move datatable cells in R 0.00
Reshape data within groups - groups in a single row -2.81
How to produce a matrix with two values per colums in R +4.66
How to find and plot the local maxima of a polynomial regression cu... -2.56
Run a loop using values from a list in R +4.80
obtaining max value in each column and printing associated column a... -3.69
Collapse a data frame to a unique row +0.71
Efficient way to aggregate data based on two criteria in R -3.68
generating a discrete random probability distribution, by perturbin... -1.88
How to replace incorrect dates by using data from a different colum... +0.39
How to calculate timestamp difference in a loop? r 0.00
Apply a for loop by group in a dataframe -1.23