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Why does `dplyr::across()` substitute the symbol `.x` for the current column in a two-sided formula `.x ~ .x`, but not in a one-sided formula `~.x`?

Understanding dplyr across The Role of x in Two Sided and One Sided Formulas The dplyr package in R provides a powerful function called across that allows users

2 min read 21-09-2024 36
Why does `dplyr::across()` substitute the symbol `.x` for the current column in a two-sided formula `.x ~ .x`, but not in a one-sided formula `~.x`?
Why does `dplyr::across()` substitute the symbol `.x` for the current column in a two-sided formula `.x ~ .x`, but not in a one-sided formula `~.x`?

Flextable background can't find column or recognize {{ }} or . within my function

Troubleshooting Flextable Background Issues in R Column Recognition Problems Problem Overview When working with the flextable package in R you might encounter a

2 min read 16-09-2024 50
Flextable background can't find column or recognize {{ }} or . within my function
Flextable background can't find column or recognize {{ }} or . within my function

How to make cli::cli_abort() evaluate dynamic arguments

How to Make cli cli abort Evaluate Dynamic Arguments In R programming especially when building command line interfaces error handling is crucial to ensure a smo

2 min read 14-09-2024 41
How to make cli::cli_abort() evaluate dynamic arguments
How to make cli::cli_abort() evaluate dynamic arguments

Is there a way to pass a string as a variable/column name to my function and use in a call to mutate?

Dynamically Recoding Choices in a Dataframe Using R This article explores a common challenge in data manipulation dynamically assigning labels based on choice v

2 min read 01-09-2024 55
Is there a way to pass a string as a variable/column name to my function and use in a call to mutate?
Is there a way to pass a string as a variable/column name to my function and use in a call to mutate?

What is the preferred / recommended rlang metaprogramming syntax to use on both sides of an assignment operator in the `dplyr::mutate()` function?

Mastering Metaprogramming in dplyr mutate A Deep Dive into rlang Syntax Choices In the realm of data manipulation with Rs dplyr package the mutate function shin

2 min read 31-08-2024 68
What is the preferred / recommended rlang metaprogramming syntax to use on both sides of an assignment operator in the `dplyr::mutate()` function?
What is the preferred / recommended rlang metaprogramming syntax to use on both sides of an assignment operator in the `dplyr::mutate()` function?