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dplyr
09-15
Mobile
How to merge 2 columns with some same values
09-15
Mobile
Add New Columns to One Dataframe Based on Values and Functions in Another With Conditions in R
09-15
Software engineering
How to count the number of groupings of elements in a data frame subject to multiple conditions usin
09-15
Software engineering
How to rename a specific value in R
09-15
Software engineering
Convert outliers and NA in a dataframe to NaN
09-15
Software engineering
Create new id by matching two column value
09-15
Software engineering
Ifelse statement for specific group
09-15
front end
How to convert monadic data in to dyadic (relational) data
09-15
Software engineering
Summarise dataframe with correlation of variables based on multiple groups
09-15
Software engineering
Use `dplyr` to run all pairwise comparisons and add Cohen's *d*
09-15
Software engineering
Flag run-length of grouped intervals
09-15
Software engineering
Replace values in dataframe based on other dataframe with column name and value
09-15
Software engineering
How to add a column that identifies groups of consecutive days
09-15
Software engineering
How to use dplyr to fill cells meeting a criteria with the value of the cell immediately above itera
09-15
Software engineering
how to write this if else statement in R?
09-15
Software engineering
Loop summarize & quantile an function with dynamic column
09-14
database
Two metric calculation after summarizing
09-14
database
How i can calculate a function across all columns with one column but all the other column that have
09-14
Software design
R: reshaping data frame - add column(s), while keeping row index values consistent
09-14
Software design
How to count groupings of elements in base R or dplyr?
09-14
Software design
How to filter out duplicates in 2-column data frame but in reverse orientation?
09-14
Software design
How to convert a list of tibbles tino a data.frame in R?
09-14
Software design
fill() in missing lubridate value from a different column
09-14
database
How to compute rolling maximum or minimum of a dataframe column using dplyr subject to multiple cond
09-14
database
Modify multiple data sets almost the same way with purrr walk(), get() & assign()
09-14
database
Randomly sampling data by several groups with conditions?
09-14
database
How to conditionally filter using values from multiple columns inside grouped data?
09-14
database
Difference between rows based on a condition on R
09-14
database
Using mutate across to enforce class of columns matching a certain name
09-14
database
R code - Why is my frequency table giving me wrong percentage numbers? I have reproducible code belo
09-14
database
Join two dataframes by the most closest datetime
09-14
database
Removing duplicated in one row where another have certain conditions
09-14
database
Why does case_when not work when two conditions involve the same column?
09-14
database
Split a data frame by a factor and remove rows of unequal columns
09-13
Mobile
Generate table with count of all combinations by group in a efficient way
09-13
Mobile
R: Count percentage of "yes" in a column by group
09-13
Mobile
Pivot longer multiple columns in tibble
09-13
Mobile
dplyr: how to make copies of rows with one difference based on different columns?
09-13
Mobile
How do I convert a hierarchical dataframe to a list in R?
09-13
Back-end
Dplyr: Conditionally rename multiple variables with regex by name
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