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Rui Barradas

Rating
1524.32 (24,788th)
Reputation
18,865 (7,330th)
Page: 1 2 3 4 5 ... 43
Title Δ
Apply format to multiple arrays in R 0.00
Is there an R function or package for finding the gradient and Hess... 0.00
adding noise to a column in dplyr +0.43
How to convert row names to columns on a large number of dataframes -1.86
ggplot with faceting at multiple levels 0.00
Solving an algebraic equation +0.86
How do I change all dates into the same format in R (if columns has... 0.00
transform 2 txt files in igraph oblect in R 0.00
How do i turn my frequency table into a dataframe to make a bar cha... 0.00
Faster conditional row operation 0.00
The year appears every 12 lines, but I want on all lines -1.42
Creating R loop to paste together elements of vector while dropping... +0.46
How to count cases by group with n() when there are missing data +1.75
Create a new column based on the values in another column (in R) -0.28
How can I subset a data frame with a second data frame +1.59
R Repeat for loop is meeting break condition, but not breaking -2.36
Making tables in r to show difference +0.33
R: Remove "." and 0 in year column in a data frame -0.47
How do I match/remove numbers at the beginning of comments in R +0.57
Is there a way to use tryCatch (or similar) in R as a loop, or to m... -0.12
How to specify word in word embeddings in R 0.00
Question on nls fit in R - why is this such a strange fit? -0.72
Adding interpolated model data column to field dataset in r +0.46
Minimum absolute difference between vector pairs (greedy algorithm) -1.90
Scatter plot and line of best fit - Two sets +0.23
How to match conditions from two different tables (R language) +0.41
How to read multiple files that are in subdirectory of wd in R? +0.21
ggplot2: drawing a line between two values +0.47
how to subset every 6 rows in R? -1.25
Regex function in R that will only detect first six numbers? -1.77
How do I tally and plot different combinations of variables in ggpl... +0.46
Combine multiple data frames in r for bar chart race 0.00
Construct a loop based on multiple conditions in a column R 0.00
R geom_bar conditional red green for positive/minus -0.29
How to calculate mean , min, and max across when grouping using dpl... -0.96
Can I raise a number to the power of a vector in R? 0.00
R programming loop 0.00
How to add a color legend to a ggplot with different geom layers? 0.00
Problem with the legend with scale_color_discrete() function in R 0.00
read and filter a .DAT file with different column amount in R 0.00
When I use diff(), it breaks summarise() 0.00
ggplot scatter plot arrange the X axis values +0.45
Issue while recoding multiple variables, error - in .subset(x, j) :... -1.70
How to draw ellipses around PCA plot? +2.09
How to split a data frame by row into multiple data frames and then... +1.69
How to not plot zero values in a bar plot in R 0.00
Optim() function vary by decimals? 0.00
assigning geom_hline value based on filtered data, and doing this a... 0.00
Error in z[, 1] : incorrect number of dimensions when doing bootstr... 0.00
Conver text string "ABCYYYYMM" to date format in R -0.03