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Rating Stats for

David Arenburg

Rating
1732.38 (66th)

Reputation
80,581 (1,024th)

Page: 1 ... 27 28 29 30 31 32 33

Title	Δ
Understanding tally(sort = TRUE)	0.00
Subset the sum and average of different columns based on the range...	+0.54
Plot data from several columns of data frame using plyr and ggplot2	+0.42
How can I reshape the dataframe for ggplot?	0.00
Mean of columns while ignoring variable number of elements	+0.70
Change only specific column names	0.00
Extract data between rows r	+0.49
a more intelligent way to get percentages?	-2.02
Group columns with the same name in R	-0.15
Give factors numerical value [R]	+0.43
R: Rolling window function with adjustable window and step-size for...	-0.48
R aggregation with duplicates?	-0.69
String grouping (aggregation) with data.table (R 3.1.1)	-1.76
Overwrite function temporarily	+2.23
aggregating with lubridate back to normal date in R	+0.43
Create a new vector from single vector by manipulating Factors	+0.21
Create a sequence in a matrix	-1.39
R - subset categories	-0.45
R: plot one numeric variable against n numeric variables in n plots	+0.43
Selecting rows conditional on column value from multiple matrices	-0.47
Non alpha character arrowlabels on a diagram	0.00
Reshaping data with header data and body data	+2.26
Run lm in data.table when response variable's name is customer ID	0.00
Divide one column of table by another and insert into a new column	+0.42
How do I split a data frame by a specific column value, and then ap...	-0.85
passing data frame to mutate within function	+0.11
Add specific column value for first unique value in other column in R	+1.35
R: Function “diff” over various groups	+1.35
Applying a function on a given column	+1.37
Group by in R (grouping in one table and matching it with another t...	-0.35
R - find mean within data.fame	-1.56
Removing punctuation except for apostrophes AND intra-word dashes i...	+0.35
R: function applying multiple condition to a vector	0.00
How can I make a Frequency distribution bar plot in ggplot2?	-0.09
R: remove Na from factor vector and convert it to numeric	-0.36
Write Regression summary to the csv file in R	+0.42
R nested loop returning only the last iteration	-0.12
How to handle missing values in R by replacing it with mean?	+0.13
SUMIF in R multiple criteria	-0.07
Storing plot in object	0.00
How to remove rows acording to another data frame?	0.00
Summarize R data frame based on a date range in a second data frame	-2.11
R - Using str_split and unlist to create two columns	-0.35
How to extract non-common records between two data frames?	-1.05
Mean of vector inside of list of lists	-0.53
R. How to count row numbers by condition and put into new column	+1.67
Test for exact string in testthat	-1.73
Text process using R	+0.39
ggplot stacked bar plot with x value and no y/fill value	0.00
Plotting mean and st-dev from a dataset with multiple y values for...	+1.28