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Rating Stats for

Ronak Shah

Rating
1624.06 (999th)

Reputation
80,694 (1,021st)

Page: 1 ... 128 129 130 131 132 ... 233

Title	Δ
How to rewrite a column based off of two different groups	0.00
How to subset data based on a column efficiently (R)	0.00
Identical values generated from random samples from a uniform distr...	0.00
Updatea dataframe with another one on matching rows like SQL update...	-1.21
Mutate with paste0	0.00
Using tidyverse to dynamically mutate one variable from one grouped...	+1.61
convert a character column into numeric in R	0.00
R dplyr function putting mutate, top_frac and ifelse together	0.00
Efficiently removing shared elements from grouped data	-0.89
R: locating files that their names contain a specific string from a...	-0.64
How to determine unique years within date range?	+1.85
How can I get my time strings in a right format?	+0.93
Remove rows which nothing in more than one columns	+1.36
Change many values with specific	+0.76
Fill blank values with data from following columns	+1.03
How to use grep function to separate multiple column with common na...	+1.73
Merging values from 2 different datasets within a certain time inte...	+0.40
Problem assigning probabilities in sample function	0.00
Using which and ! functions in R	-0.64
Convert a column within a large dataset from UTC to PST in R	0.00
Unexpected behaviour of function used in conjunction with lapply/sa...	+1.81
Use multiquantile groups from a large dataframe in a grouped datafr...	0.00
ggplot - x-axis shows data beyond specified range for longer time p...	-1.92
How to generate a sample time series data set containing multiple i...	0.00
Substitute/Placeholder Variable in R Syntax	0.00
if/then replace values looping over rows conditional on column valu...	+0.39
Nearest index of a logical vector in R	0.00
Why I got many NAs when I try to make subset dataframe	+1.79
row number increases by specific conditions in more fast way R	+1.50
How to shrink dataset using the minimum and the maximum of columns?...	+1.46
Why does data import in R with fread function cause a peculiar data...	0.00
Count events in range on a vector via iteration in R	-2.46
Find mismatch location across two vectors, including NAs	0.00
How do I change unique row values into another set of unique row va...	+0.36
R: how to extract full date from year week?	0.00
Odd type of a column in a Data Frame	0.00
filter file with numeric column	-0.16
Data Table Solution In R To Find Group Min/Max	+1.09
R data.table fast add with binom.test	+1.84
R Custom Order Output Of paste0	-2.18
Substring datafame string column	-0.64
create a new variable in the data frame based on multiple criteria...	+1.56
How do you add a character string for every second row in R?	-2.34
R variable inside a string	-2.44
Extract rows with duplicates entries in one column satisfying a giv...	+0.87
Why sub() and gsub() have the same results?	0.00
Using R for web scraping	0.00
Convert bigger dimension matrix to smaller dimension matrix with a...	0.00
Using the unite function in R and removing duplicated values	+0.18
How to automate recoding of many variables using mutate_at and nest...	-0.15