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Rating
1575.13 (3,482nd)

Reputation
32,295 (3,688th)

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Title	Δ
Replace value in one data table based on NA in another data table	-1.21
Delete duplicate rows in R data.frames based in one value	-0.27
How to find minimum column name by condition on values in R	+1.82
Rearranging data in R for market basket analysis	+0.37
Delete duplicate rows from a data frame based on multiple variable	0.00
change variable values based on preceding value	+1.13
Create column based on unique values	-0.04
Sum the values according to labels in R	0.00
Calculate month on month change in R	-1.25
Sum column in a DataFrame in R	-0.30
Replace string with respective matching one	+0.45
Convert from billion to million and vice versa	+1.44
Count of unique values across all columns in a data frame	+0.55
Fill a limited number of values - tidyr Fill	0.00
alternative to dlply in R	0.00
write a function to add multiple columns with quotient of a divisio...	+0.46
grep part of rowname and save in new column	-0.40
Keep multiple observations for individual intact, when discriminati...	0.00
R - Create a vector containing unique URL Parameters existing in a...	+2.92
how to split a vector and keep the begining and end of each split	0.00
add a counter column based on categories of other columns in R	-0.83
Efficient Means of Identifying Number of Distinct Elements in a Row	+0.44
Aggregrate without reducing dimension of dataframe	-1.74
R - invert gsub: keep only matches with gsub argument	0.00
Subsetting groups with three observations on different days in R	+1.15
Spliting the character into parts	+0.44
Create group names for consecutive values	+1.57
Filter common strings by comparing two dataframe	+1.87
R: Calculate standard deviation in cols in a data.frame despite of...	-0.10
Counting occurrences without modifying the original order	-0.73
R programming : select element from split string based on value in...	+1.19
Reorder a matrix according to a primary matrix	0.00
R: referencing a range of columns in dplyr	-1.82
How do I determine the standard deviation of multiple categories wi...	-1.22
How to change multiple columns' data type in R?	-1.83
regex select multiple groups	-0.18
r mask for grep for finding the repeated words	+1.04
R gsub to extract emails from text	+0.94
How to find the max value in a portion of a column and then divide...	+0.92
Count blocks in a series	0.00
Joining three factor columns in one data frame	+1.00
I want to fill a new column col c: if col a entries are blank then...	+1.17
Select column names with specific values	+0.47
Replace word by matching to another data frame	+0.16
How to select most occurring element from each row from a dataframe...	+0.20
Conditional variable using R code	-0.11
R calculate pro rata portfolio weights based on values within groups	-0.52
Combining columns in R table function	-0.26
Selecting the pairs of numbers in a vector which difference is equa...	+0.87
Multiple if statement to change sign of column values	-0.54