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Rating Stats for

Darren Tsai

Rating
1579.47 (3,058th)

Reputation
2,615 (64,638th)

Page: 1 2 3 ... 11

Title	Δ
Get mean of a single variable with dplyr	-2.17
Adding row to a dataframe	+0.59
Load a file.txt into df in R	+1.68
How to filter only row in which every factor "A" is prese...	0.00
Filter data column has certain word	-0.17
Remove single characters without changing the numbers from an r dat...	+1.73
Collapsing scattered information across multiple variables into 1 i...	0.00
How to convert milliseconds into a hh:mm:ss.sss timestamp format in R	0.00
Turn multiple 2-dimensional arrays into one 3-dimensional array	-0.97
ifelse makes factor 'forget' its levels order	+1.02
How to recode dataframe values to keep only those that satisfy a ce...	+1.26
How to dynamically reference datasets in function call of linear re...	+1.80
R loop `sample()` function for each new row	+0.85
replace value in multiple columns	-0.22
Calculate conditional correlation of row sums in loop	-0.32
Add "\\-" every "x" letters of a string vector	-1.24
Extract values according to the result	-0.24
Efficiently check the value of multiple variables against a list of...	+2.04
Calculate median across multiple lists vertically	+1.68
Date from Character and Numeric Columns in R	-2.41
How to create a function with "not equal to"?	+0.83
How to count() each variable automatically	+1.08
How to deduplicate date sequences across non-consecutive rows in R?	+0.01
Ignoring NA in R across multiple columns of Datafrme using na.omit...	+2.08
R how to fill in missing dates based on other measurements within a...	0.00
Is there a way to replace NAs in R using horizontal order?	-1.92
Assigning Values to Existing and New factors	0.00
Split data based on last number of each row name	-2.15
Replace NA or Specific Value with a Value	-1.45
Split dataframe into several data frames within a list, each column...	-0.66
How to delete rows with speicifc column condition in r?	-1.96
Create a Data Frame from Combinations of Variables	-0.12
How to use ifelse with dates	+0.39
R \| Create a cross matrix	-2.33
R: Names of features not appearing when using table()	+0.41
Insert dots in column names in wide data using R	+1.37
How to integrate data from two datasets with different dates?	+1.71
Using dplyr to select groups depending in ratio of item present int...	+1.73
sapply with multiple set of arguments to an user defined function	+1.46
make table with average (mean) based on repeated column values of a...	+0.41
Rename specific pattern of multiple files with another specific pat...	+1.23
Purrr map with rename_with	+1.17
Using dplyr expand to obtain combination of variables present in da...	+1.08
How do I create variables in R that count the number of values of o...	-0.33
How to name a list created by group_split WITHOUT breaking the pipe...	0.00
How to calculate Date difference between two records in R	+0.88
How can we split string and extract the text between round brackets	+1.53
How would you loop this in R?	-1.27
R - Compare all elements in a dataframe column with an element in a...	-1.26
How do I combine levels within a variable in R	-0.13