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Rating Stats for

Ronak Shah

Rating
1624.06 (999th)

Reputation
80,694 (1,021st)

Page: 1 ... 133 134 135 136 137 ... 233

Title	Δ
How to convert a large dataframe based on columns into a list of da...	+1.53
Create new section and take time difference if time exceeds a certa...	0.00
Insert rows based on difference between value from col A row N and...	+1.41
Getting R's scales::percent() function to evaluate 100% as grea...	0.00
How do I exclude all values in a row where the first instance of th...	+0.37
In R, how do I randomly select (and average) groups of 3 and (and t...	0.00
How to not include NA observations in grouping when using group_by(...	0.00
Increment the ifelse True count and write to a column	-2.18
Remove rows which have NA into specific columns and conditions	-1.17
How to extract a number before a pattern in a string	-1.43
Write files for several column filter	0.00
Conditional if statement based on row values in r	+1.56
Sum columns based on index in a a different data frame in R	+1.79
Split a data frame by column using a list of vectors as the column...	-1.06
rollapplyr() creates only one new column instead of multiple column...	+0.35
Mutate changes full column instead of row by row	+2.00
use values from a column as index to extract a value from another c...	+1.81
Count consecutive days by group	+1.44
combining data files and appying function to a column	0.00
preparing R datasets for publication - removing repeated items	-1.93
Assign category for each df row based on partial match with a strin...	0.00
how to create pairwise table based on a column for division between...	+1.83
R: Deleting all elements with NaN from a nested list	0.00
Creating multiple summary tables with one function in R	0.00
How to apply mutate to all rows except current row	0.00
Show only even numbers from a data set	0.00
Is there an elegant way to divide the outcomes of two summaries wit...	-2.10
Pick row with highest value and return rowname	-0.16
R: How to select 100 random rows based on column text?	-0.35
Subsetting a list of dataframes by time	+1.85
How do I subset patient data based on number of readings for a part...	-0.64
Why combining pipeline operator with ceiling function doesn't w...	-1.26
compare data of two columns in same table and if values match print...	-3.07
Filtering columns from a timeseries based on unique start and end d...	0.00
I want filter by previous near date my dataframe to a given date	-2.23
Grouping by year in R	+1.61
Divide last row in each row of my columns	+1.82
arrange does not order the data as expected for plotting with ggplot2	0.00
Mutate based on two conditions in R dataframe	0.00
R: Adding two elements of a data frame where another field matches	+1.39
subset the data frame based on some criteria in R	0.00
Data Table R: molten or reshape data table without stacked variable...	+0.71
R - using purr add columns on dataframe	+0.36
Counting the number of rows for different combinations of factors	-1.31
Calculating the mean of a vector that is present in a data frame cell	+0.99
Downloading data from URL in R	-0.63
Is there a way to write these multiple break points (with equal ste...	0.00
How to use ggplot2 aes_string() with cut() in a for loop?	0.00
Group, then create a 'break' if the datetime exceeds a cert...	0.00
filter rows if any of the two columns have the specified value	+0.23