StackRating

An Elo-based rating system for Stack Overflow

Home | About | Stats and Analysis | Get a Badge

Rating Stats for

Ronak Shah

Rating
1624.06 (999th)

Reputation
80,694 (1,021st)

Page: 1 ... 207 208 209 210 211 ... 233

Title	Δ
ifelse statements for multiple combinations of conditions	+0.28
Calculating an hour average between 12 and 1AM with per min datafra...	0.00
Recoding multiple variables based on condition of one variable	-1.02
Finding values in consecutive rows	-2.47
How to loop through the column names and update the data frame with...	0.00
Apply Math calculation to all rows of DF by Column Values	+0.33
Loop Through 2 Dataframes to Identify Similar Columns for Joins	+0.33
replace NA in a data frame with random value from that column	0.00
Drop Y value till desired value with ONE x variable	0.00
Filtering on a Stringr Match (str_detect) EXCEPT For a Particular S...	0.00
`dplyr::summarise` does not accept external functions	-1.17
Binding lists of data frames while preserving index	-2.52
How to replace the first value of each group	+1.17
How to bin the summarised frequency table with dplyr	+1.09
Shift values in columns up if there are missing values above	+0.30
Replicate a vector to a list	+1.15
Remove duplicates based on next row	+1.54
edit variable observations based on criteria but leave other observ...	0.00
Error with rename functions into a list on r	+0.32
Return rows where consecutive values meet criterion	-0.58
Update values in next row if condition is met	-2.50
Transform NA values based on first value registration	0.00
split a dataframe to multiple tables based on conditional search	+0.28
How to perform "countif" for several rows in data frame?	+0.69
How to subtract one record from another data frame in R	+0.57
How do I get a number (or text) from a data frame in a code chunk i...	0.00
ggplot2 circular stacked bar chart repeats labels without any bars	+1.54
efficiently calculate annual cumulative sum	-0.19
Issues assigning elements to vector	0.00
Subset a data.frame based on row-column combinations	0.00
How to add columns to a dataframe based on indexes in R? (See examp...	-0.81
Getting negative ages using lubridate to calculate age from birth d...	+0.31
Replace duplicates with NAs within a row across columns	+1.93
compare multiple columns and create count of matches	+0.95
Is there a way to use foreach loop to assign values row-wise to a c...	+1.53
How to sub string dynamic character with numric (eg: $1000, 100units)	-0.04
Classifying column in data.frame based on vectors	+1.19
Count consecutive elements in a same length vector	-1.00
Duplicate rows so that all columns remain the same but one column g...	-1.58
Take sum of rows for every 3 columns in a dataframe	+1.54
Remove multiple rows with specific string values	+0.31
replace duplicate values with NA in time series data using dplyr	+1.55
Conditionally concatenate string over multiple rows	+1.52
Tricky merge with dates in r - expand rows from one df to match ano...	-2.89
Getting frequency counts for multipe columns grouped BY another col...	0.00
Gathering nonempty rows (POSIXct format) from diffrent columns for...	+0.58
Apply purrr::map in dplyr functions into a list	0.00
picking 10 highest values from each column in data.frame and plot i...	+1.00
Create a list containing a variable number of lists	-0.69
apply rename_if predicate to column names	0.00