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Rui Barradas

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1524.32 (24,788th) 		Reputation
18,865 (7,330th)
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Title Δ
How to manually add an error bar (95% CI) to a barplot +0.50
How to remove ordinal indicators of the Portuguese language string -0.00
Creating function to get means based on column levels +2.41
How to find if we have two or more equal minimum values in specific... +0.63
Integrate function returning roundoff error after working previously 0.00
How can I identify duplicated elements in rows +1.94
How to assign list attributes as list names in R 0.00
How to efficiently check whether a vector of numbers is in an inter... +1.29
Calculate mean of specific row pattern -0.59
How I convert my list to this desired list 0.00
Advice/ on how to plot side by side histograms with line graph goin... -0.67
R Setter method in class 0.00
How to extract string from a long string +0.52
Passing the attached data frame to a function -0.50
How to overlay density histogram with gamma distribution fit in R? 0.00
R: ggplot2 histogram fill dodge - prevent partial overlap 0.00
Remove elements from a list in R based on a condition -0.71
using diagrammeR, how can I make a node fillcolor dependent on a co... 0.00
Extract days digits present in string and find days digits between... +1.05
R remove duplicate rows keeping those with values -1.60
How to display display all bar in ggplot -0.48
Select data range from timestamp based on row.names -1.34
How can I switch values between columns for specific rows? +0.01
How to format table and or chi-square for testing significance amon... 0.00
Extracting a string from the first square brackets, starting from r... +0.67
Convert R plotting commands into loop for many files -1.34
How can I sum a column of multiple datasets that do not have the sa... +2.18
Counting the number of times an observation exists in a dataset usi... +0.27
Fitler based on paired-fields for grouped IDs 0.00
Vectorize function operating on a two-argument function 0.00
How can I find differences between several columns 0.00
How do I reduce the dimensions of my data frame in terms of columns... -0.74
R: regexp \\s is not empty space -0.93
generate repeated random sampling 0.00
How can I program n steps where each step is a dataframe created fr... +0.00
How to summarize the top 3 highest values in a dataset when there a... -0.79
Is there an R function to add columns by multipling value of an oth... +2.68
How to create an empty dataframe with specified columns AND number... 0.00
exporting a list from R to excel in a good format +0.01
Calculate Hausdorff distance between all data frames of the list +0.56
Convert comma separated decimals from character to numeric +1.75
R: x-axis ends prematurely in an XTS plot 0.00
R plot kernel densities for subsets of a dataset (conditional on ch... 0.00
Processing non-numeric values in numeric column +0.52
ts.plot() not plotting Time Series data against custom x-axis 0.00
R - remove rows from dataframe where difference is less than 30 days +2.48
Arcsine transformation of percentage data -1.93
How to calculate percentage of features without zero in all columns... +0.62
How can I automate age class advancements in R -1.71
Extract the formula for stepwise optimized regression model 0.00