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Uwe

Rating
1496.72 (4,013,663rd)
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24,370 (5,280th)
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Title Δ
Filtering records in one data frame based on another by matching mu... -1.77
How to fill a dataframe with values from another matching columns n... +1.62
How to sequentially add conditioning in a for loop in R -1.77
Regular expression weird result -0.65
Replace NULL arguments with "0" 0.00
Summing rows with particular value in grouped data in R -1.16
How to create a function that plots radials in R? 0.00
Source a bunch of files in R script in a nice way 0.00
Add summarize variable in multiple statements using dplyr? +0.29
data.table: How do I pass a character vector to a function get data... +2.13
Creating two new columns and removing the source column -1.12
Search for data.frame indices according to multiple column criteria... +1.91
R ggplot2 geom_bar with 3 dimensions without facets 0.00
Sum different elements of a vector into a new vector without using... +0.19
Unexpected "=" in rstudio 0.00
Group values in rows according into similar columns 0.00
Identify which row of data.frame exactly matches a vector +0.86
Turning data long to wide with repeating values 0.00
R or pandas. If value of column in df A within range given by 2 col... +0.49
Keep before and after date of an external list +1.08
Set the width and gap in geom_bar in a large dataset with a lot of... +2.30
How to Split Text Within DataFrame +0.51
How to append each year from original separate files to new merge d... +0.51
Operations in nested loops within variables of filename format in R -0.15
How to skip iterations in a for loop using the next function in R +1.19
After read.csv content looks really confusing 0.00
Get maximum value in list of filenames -0.29
Programmatically create a grouping column for data between a set of... +0.74
data.table column name equal to variable name -1.46
R lagging through dates with conditions +1.96
Assigning Subgroups in Data R +2.37
How can I filter multiple factor levels by multiple dates in R? -1.87
How can I find and sum repeated values of two colums? -0.49
Overlapped data with messed up axises using facet_grid in R -0.23
Merge millions of csv files with different headers +1.36
Iterate over column names and separate fields recursively with dplyr +2.36
Converting a list of list of data.frames to a single data.frame in R -1.10
How to create all combinations from a nested list while preserving... +0.21
How to combine member of list vector within a list -0.37
Is it possible to extend the intervals of the x-axis in R? +0.01
Using the spread function correctly -1.73
How to sort a subset of a dataframe -0.50
Finding average for every 3 columns in dataframe in R +0.97
How to extract rows with specific columns and values between two da... +0.50
Reordering rows in table loops +0.53
How to reduce the if statement for multiple arguments? +0.01
Changing names of list elements for several lists -0.92
Faster way to unlist, compare, and separate a column of lists while... +0.10
R extracting the frequencies -1.69
How can I write this -working- code to improve performance? +0.26