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New posts in dplyr
dplyr mutate in zoo object
Nov 27, 2025
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Is there a way to replace column values on matching rows while joining one data.frame to another?
Nov 27, 2025
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Adding a pvalue column to dataframe in R
Nov 27, 2025
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Filter rows based on vector index instead of column name or index
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How to add a row to a dataframe modifying only some columns
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How to automatically transform columns into objects in R?
Nov 26, 2025
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Add two columns simulataneously via mutate
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Attribute value to new column based on values in similarly called columns
Nov 26, 2025
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Split dataframe into several data frames within a list, each column separately
Nov 26, 2025
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Reorder variable according to conditions
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Lengthen data frame with duplicate names
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How to count logical values through multiple columns in R?
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Apply custom function to each subset of a data frame and result a dataframe
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Data wrangling with R
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Select specific rows from sqlite database using dbplyr in R
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sqlite
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How to perform conditional mutate on unspecified columns (e.g. matching regex)?
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How to count previous occurrences of IDs grouped by date? [duplicate]
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My data.table join exceeds memory limit on 64bit Windows machine with 32gb RAM
Nov 24, 2025
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memory
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Creating a frequency table for each column in a data frame using a loop and storing the results in a list
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What happens when you use assignment inside of dplyr function R
Nov 24, 2025
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