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arg0naut91

Rating
1598.62 (1,836th) 		Reputation
5,699 (28,774th)
Page: 1 2 3 4 5 6 7 ... 11
Title Δ
Complex elementwise comparison by columns in R -0.56
How do i combine 3 columns and get the frequency of them? 0.00
How to create a function to output how many characters in each row... +0.97
Apply over data frame subset causing duplicates / replicates 0.00
How to Extract product dimensions from a string column having dimen... -0.13
Not getting subtotals when groups in R +0.43
How to use functional-style programming in R when the list of input... -1.02
tidyr::gather can't find my value variables 0.00
Using mutate to create new category conditional on dynamically name... +0.05
calculate difference between rows, but keep the raw value by group +1.68
Creating a vector in R of counts for number of times each element a... +0.19
How to subset columns based on value in a different column? +1.83
summarize column with data.table using rlang 0.00
How do I move specific values in a column up one row based on value... +0.30
Long to wide data frame with selected columns -0.52
Summarise column based on contents of other column +2.30
R: How to create a new binary column out of next row values? 0.00
paste together first and last value of grouping variable +0.41
Is it possible to create lagged variable that refers to t - k busin... -0.22
How to put a vector of character strings of various length into a d... -1.32
Filter rows in data.frame based on the length of values in all groups +0.85
difference between specific ID rows 0.00
Delete All Rows With Any of N Variables 0.00
Manipulation options disappear if clicking on Cancel in the visNetw... 0.00
How to join two data frames base on multiple conditions? -1.54
Conditional grouping in R 0.00
within in package function produces warning on lack of visible bind... 0.00
How do I retrieve an element along with the list in which it reside... +0.42
Is there a way to find the indices of common (exactly the same) ele... -0.35
adding in data.table missing values for each combination of several... 0.00
How can I create a rolling mean for each user based on previous 7 d... +1.42
R Fast nested list iteration -0.54
count new values per date per group -0.25
Filtering and grouping data onto new dataframe +1.54
Changing numbers in a string 0.00
Combining rows with duplicate values and NAs [without using tidyver... -2.58
Tidy method to split multiple columns using tidyr::separate +1.63
expanding (exploding?) a data.frame by adding a variable containing... +0.43
Mutate multiple variables based on a given condition +2.09
Find rows in data frame with certain columns are duplicated, then c... -0.41
How to merge these data frames -0.78
assigning the same value to all strings in dataframe -0.06
Matching of positive to negative numbers in the same group - R +1.07
Check if two values of a column in each group follow each other +1.83
grouping by category and calculate by row R +2.39
Count per year with only start and end year data +0.23
rolling joins with duplicate keys 0.00
Extract minimum and maximum date using dplyr 0.00
Replace a string if it is different from the last one and the next... 0.00
R vlookup combinded with if...and 0.00